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Listening to the Sun reveals previously hidden changes to solar cycle

Researchers use helioseismology to track sound waves inside the Sun, finding a gradual change in structure just beneath the surface that spans multiple cycles. This discovery reveals a shift towards more tightly confined magnetic activity near the surface, with implications for space weather predictions.

SourceUniversity of Birmingham·JournalMonthly Notices of the Royal Astronomical Society·TypeExperimental study·DateMay 27, 2026
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Cells, data, stars: Three new ERC Projects at ISTA

ISTA's Lisa Bugnet, Alicia Michael, and Marco Mondelli have been awarded ERC Starting Grants to develop new methods for extracting information from data, studying gene regulation, and understanding time-keeping in cells. Their projects aim to simplify data analysis, accelerate personalized medicine, and uncover the secrets of biologica...

SourceInstitute of Science and Technology Austria·DateSep 5, 2024

High-precision measurements challenge our understanding of Cepheids

A new dataset from the VELOCE project has collected over 18,000 high-precision measurements of Cepheid radial velocities, providing insights into the structure and evolution of these stars. The data reveal complex patterns in pulsations that cannot be explained by traditional models, suggesting intricate processes within the stars.

SourceEcole Polytechnique Fédérale de Lausanne·JournalAstronomy and Astrophysics·DateJun 14, 2024
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Tiniest ‘starquake’ ever detected – new study

A team of scientists detected the tiniest 'starquakes' ever recorded in the smallest and coolest dwarf star, Epsilon Indi. The detection was made possible by the ESPRESSO spectrograph at the European Southern Observatory's VLT, allowing for unprecedented precision levels.

SourceUniversity of Birmingham·JournalAstronomy and Astrophysics Supplement Series·TypeObservational study·DateMar 26, 2024

The Radcliffe Wave is waving

Astronomers have discovered a massive, wave-shaped structure in the Milky Way, which is oscillating through space-time. The Radcliffe Wave is approximately 9,000 light years long and moves like a traveling wave, with star clusters along its path moving up and down.

SourceHarvard University·JournalNature·TypeData/statistical analysis·DateFeb 20, 2024

Scientists measure the distance to stars by their music

Researchers from EPFL and University of Bologna used asteroseismology to calculate star distances, providing accurate measurements and validating Gaia's parallax data. The study analyzed over 12,000 oscillating red giant stars, measuring their vibrations and oscillations to determine stellar properties.

SourceEcole Polytechnique Fédérale de Lausanne·JournalAstronomy and Astrophysics·TypeObservational study·DateDec 15, 2023
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Volcano-like rupture could have caused magnetar slowdown

A study published in Nature Astronomy suggests that a volcano-like rupture on the surface of a neutron star could have caused its sudden slowdown. The research used X-ray data from orbiting telescopes to analyze the magnetar's rotation and found evidence supporting this theory.

SourceRice University·JournalNature Astronomy·TypeData/statistical analysis·DateJan 27, 2023

Astronomers discover clues about stellar ‘glitching’

Researchers found that 24% of surveyed red giants experienced structural discontinuities, affecting their oscillations and star's internal composition. The study aims to refine stellar models and uncover the history of the universe through detailed stellar fossil records.

SourceOhio State University·JournalNature Communications·TypeMeta-analysis·DateDec 16, 2022

Exploring globular clusters with the lens of asteroseismology

Asteroseismology helps determine mass, age, and features of stars in globular clusters, such as M4. A sample of 37 stars was analyzed, with most being red giants and others horizontal branch stars. The study provides an asteroseismic characterization of the stellar populations, shedding light on their origins and chemical characteristics.

SourceUniversità di Bologna·JournalAstronomy and Astrophysics·DateJun 22, 2022

Giant stars undergo dramatic weight loss program

Astronomers at the University of Sydney have discovered slimmer red giant stars, which have undergone dramatic weight loss. The unusual stars are thought to have lost mass due to their stellar neighbors, providing valuable insights into star evolution and life in the Milky Way.

SourceUniversity of Sydney·JournalNature Astronomy·DateApr 14, 2022
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

New evidence of how and when the Milky Way came together

Using new methods in astronomy, researchers have identified the most precise ages of red giant stars in the galaxy, shedding light on the timing of the early Milky Way's formation. The study suggests that the merger with the satellite galaxy Gaia-Enceladus occurred around 10 billion years ago.

SourceOhio State University·JournalNature Astronomy·DateMay 17, 2021

Dating the stars -- Scientist provide most accurate picture yet

Researchers have dated the oldest stars in our galaxy with unprecedented precision by combining data from their oscillations with information about their chemical composition. The team found that these ancient stars were originally part of a satellite galaxy called Gaia-Enceladus, which collided with the Milky Way early in its history.

SourceUniversity of Birmingham·JournalNature Astronomy·DateMay 17, 2021

Mixing massive stars

A team of astronomers has measured internal mixing within an ensemble of massive stars using observations of stellar oscillations. The results show that the mixing is diverse, unrelated to star mass or age, and influenced by internal rotation. This study provides new insights into the evolution and structure of massive stars.

SourceUniversity of California - Santa Barbara·JournalNature Astronomy·DateMay 13, 2021
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Revealing secret of lithium-rich stars by monitoring their heartbeats

A recent study from an international team led by Prof. ZHAO Gang, Prof. SHI Jianrong, and Dr. YAN Hongliang found that most lithium-rich stars are 'red clumps' rather than 'red giants'. The research provides new insights into the origin of the ancient element lithium.

SourceChinese Academy of Sciences Headquarters·JournalNature Astronomy·DateOct 5, 2020

NASA's planet Hunter completes its primary mission

TESS has found 66 new exoplanets, including an Earth-size world in the habitable zone of a star. The satellite has also observed comets, exploding stars, and black holes, contributing to our understanding of astrobiology.

SourceNASA/Goddard Space Flight Center·DateAug 11, 2020

New gravitational-wave model can bring neutron stars into even sharper focus

Researchers have developed a new model that enables direct measurement of vibrations inside neutron stars from gravitational-wave signals. This will provide fresh insights into the fundamental nature and composition of these mysterious objects, unlocking new avenues for studying extremely dense nuclear matter.

SourceUniversity of Birmingham·JournalNature Communications·DateMay 21, 2020
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

UH astronomers decipher rhythm among young stars

Researchers used TESS data to detect regular patterns in delta Scuti star pulsations, allowing them to understand the internal structure of massive nuclear furnaces. The findings provide a window into the past, enabling scientists to study how stars and their planets form and change over time.

SourceUniversity of Hawaii at Manoa·JournalNature·DateMay 13, 2020

Astronomers find regular rhythms among pulsating stars

Researchers have discovered a class of pulsating stars with remarkably regular high-frequency pulsation modes, opening up new ways to determine the masses and internal structures of these intermediate-sized stars. This breakthrough uses precise data from NASA's TESS mission to cut through noise and reveal clear patterns.

SourceUniversity of Sydney·JournalNature·DateMay 13, 2020
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Mysterious delta Scuti stars start to surrender secrets

A new study by an international team of astrophysicists has discovered a subset of delta Scuti stars with simpler and more understandable pulsation spectra. This breakthrough could provide valuable insights into the internal structures of these stars, which have long been challenging to study due to their random spectra.

SourceUniversity of Birmingham·JournalNature·DateMay 13, 2020

Scientists discover pulsating remains of a star in an eclipsing double star system

Researchers at the University of Sheffield have discovered a pulsating ancient star in a double star system, allowing them to study the internal structure of a white dwarf in detail for the first time. The discovery provides key insights into the structure, evolution, and death of white dwarf stars, including their composition.

SourceUniversity of Sheffield·JournalNature Astronomy·DateMar 16, 2020

New type of pulsating star discovered

Astronomers have discovered a one-sided pulsator in the Milky Way, with citizen scientists providing crucial clues. The star's unusual single-sided pulsation is caused by its location in a binary star system with a red dwarf companion.

SourceUniversity of Sydney·JournalNature Astronomy·DateMar 9, 2020
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Two stars merged to form massive white dwarf

Astronomers have identified a massive white dwarf star with a unique carbon-rich atmosphere, suggesting it was formed from the merger of two white dwarfs. The discovery raises questions about the evolution of massive white dwarf stars and the number of supernovae in our galaxy.

SourceUniversity of Warwick·JournalNature Astronomy·DateMar 2, 2020

Dating a galaxy crash

A team of researchers used a single star affected by the Milky Way-Gaia-Enceladus collision to determine its age and date the event to approximately 11.5 billion years ago. The study provides insights into the impact of galaxy collisions on their evolution.

SourceMax-Planck-Gesellschaft·JournalNature Astronomy·DateJan 15, 2020

Collision helped make the Milky Way -- and now we know when

Astronomers have pinpointed an early galactic merger that helped shape the Milky Way, occurring 11.5 billion years ago when Gaia-Enceladus slammed into what then existed of the galaxy. This discovery provides important insights into the accretion process that formed the Milky Way.

SourceYale University·JournalNature Astronomy·DateJan 13, 2020

TESS dates an ancient collision with our galaxy

A team of scientists has used data from the TESS satellite and ground-based telescopes to determine an ancient collision between our galaxy and Gaia-Enceladus occurred early in its history. The study reveals new insights into the history of the Milky Way, providing a timeline for the collision.

SourceUniversity of Birmingham·JournalNature Astronomy·DateJan 13, 2020
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Planet WASP-12b is on a death spiral, say Princeton scientists

A Princeton-led team of astrophysicists has shown that WASP-12b, a 'hot Jupiter' exoplanet, is spiraling inward toward its host star due to tidal forces. This process converts the planet's orbital energy into heat within the star, causing it to dissipate rapidly.

SourcePrinceton University·JournalThe Astrophysical Journal Letters·DateJan 8, 2020

Star-quake vibrations lead to new estimate for Milky Way age

A team of scientists used data from NASA's Kepler telescope to calculate that the thick disc of the Milky Way is about 10 billion years old. This finding resolves a long-standing question about the age distribution of stars in the disc.

SourceARC Centre of Excellence for All Sky Astrophysics in 3D (ASTRO 3D)·JournalMonthly Notices of the Royal Astronomical Society·DateDec 3, 2019
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Old at heart: Solution to red giants' age paradox

Researchers discover that some red giants contain less iron and more elements like magnesium and calcium, suggesting an ancient age. The study reveals that these stars may have merged with others during their transformation into red giants, explaining the apparent paradox.

SourceMax Planck Institute for Solar System Research·JournalMonthly Notices of the Royal Astronomical Society·DateJun 27, 2019

Three exocomets discovered around the star Beta Pictoris

The discovery of three exocomets in the Beta Pictoris system provides significant evidence for their existence. The exoplanet-hunting space telescope TESS revealed a signal from darkening objects in the star's orbit, which were later confirmed as comets.

SourceUniversity of Innsbruck·JournalAstronomy and Astrophysics·DateMay 22, 2019

Secrets of the 'blue supergiant' revealed

Astronomers observed blue supergiants for the first time using data from NASA space telescopes, discovering wave patterns on their surface that reveal properties of these stars. The discoveries confirm two types of waves, providing new prospects for studying massive stars.

SourceNewcastle University·JournalNature Astronomy·DateMay 6, 2019
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Blue supergiant stars open doors to concert in space

Researchers discovered that almost all blue supergiants shimmer in brightness due to waves on their surface, enabling the study of their internal physics and chemistry. This breakthrough enables astronomers to probe the progenitors of supernovae from a novel perspective.

SourceKU Leuven·JournalNature Astronomy·DateMay 6, 2019

Evidence for a new fundamental constant of the sun

A team at Northumbria University discovered a distinctive marker on magnetic waves in the Sun's corona, indicating that sound waves from inside the Sun excite these waves. This finding suggests a new fundamental constant of the Sun and has significant implications for our understanding of stellar atmospheres.

SourceNorthumbria University·JournalNature Astronomy·DateFeb 7, 2019

Massive collision in the planetary system Kepler 107

The Kepler 107 system's inner planets may have formed from a massive impact that stripped away their outer layers. This study uses seismic analysis to support the hypothesis that Kepler 107c, the densest planet, was created by such an event. The findings highlight the importance of stellar physics in understanding exoplanetary research.

SourceInstituto de Astrofísica de Canarias (IAC)·JournalNature Astronomy·DateFeb 6, 2019
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Like our sun, other stars spin faster at the equator than at the poles

Researchers used Kepler spacecraft to monitor stellar oscillations of 40 Sun-like stars, finding signs of differential rotation in some. The equators spin nearly twice as fast as mid-latitudes in the strongest signals, posing a challenge to existing theories.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateSep 20, 2018
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

IAC astronomers find one of the first stars formed in the Milky Way

Researchers at the IAC have identified a star with minimal heavy elements, providing insights into the formation of the Galaxy's first chemical elements. The star, located 7,500 light years from Earth, has a surface temperature of 400 degrees hotter than the Sun.

SourceInstituto de Astrofísica de Canarias (IAC)·JournalThe Astrophysical Journal Letters·DateJan 31, 2018

A better way to weigh millions of solitary stars

Astronomers have developed a novel method to measure the masses of solitary stars with an accuracy of 10-25 percent. This technique combines light fluctuations and parallax data to infer surface gravity and diameter, providing critical information for understanding star formation, evolution, and planetary systems.

SourceVanderbilt University·DateDec 14, 2017

Neutron stars on the brink of collapse

A team of scientists used computer simulations based on recent observations to determine the radius of neutron stars. The calculations suggest a minimum radius of 10.7 km for these dense objects.

SourceHeidelberg Institute for Theoretical Studies (HITS)·JournalThe Astrophysical Journal Letters·DateDec 4, 2017
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Astronomers use Kepler satellite to study variability in the Seven Sisters Cluster

Researchers have developed a new algorithm to enhance observations from the Kepler Space Telescope and perform detailed studies of stellar variability. The technique, called halo photometry, reveals pulsations in B-type stars with day-long periods, offering insights into poorly understood processes in their cores.

SourceGeorgia State University·JournalMonthly Notices of the Royal Astronomical Society·DateAug 28, 2017

Kepler satellite discovers variability in the Seven Sisters

The Kepler Space Telescope's K2 Mission has observed detailed variations in the brightness of stars in the Seven Sisters star cluster. The team developed a new algorithm to measure relative changes in brightness, overcoming instrumental effects and revealing slow-pulsating B stars.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateAug 25, 2017

The mystery of the pulsating blue stars

A team of Polish astronomers identified a new class of variable dwarf stars with shorter oscillation periods and higher surface temperatures than known classes. The newly discovered BLAPs are hotter and more compact than previously thought, posing an enigma in the field of astronomy.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·JournalNature Astronomy·DateAug 9, 2017

The sun's core makes a complete rotation in one week

Researchers have accurately measured the Sun's core rotation rate, discovering it takes just one week for the core to complete a full rotation. This groundbreaking finding has the potential to refine models of the Sun's birth, evolution, and structure, shedding new light on its internal dynamics.

SourceCNRS·DateAug 7, 2017
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

The heart of a far-off star beats for its planet

Scientists have observed the first time a star pulsates in response to its orbiting planet, HAT-P-2b. The star's brightness oscillates ever so slightly every 87 minutes, suggesting that the massive exoplanet may periodically distort its star, causing it to flare or pulse.

SourceMassachusetts Institute of Technology·JournalThe Astrophysical Journal Letters·DateFeb 14, 2017

Distant star is roundest object ever observed in nature

Researchers used asteroseismology to determine the oblateness of a slowly rotating star, revealing a difference of only 3 kilometers between equatorial and polar radii. The star's small oblateness is surprising, as it rotates three times more slowly than the Sun.

SourceMax-Planck-Gesellschaft·JournalScience Advances·DateNov 16, 2016
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Asteroseismologists listen to the relics of the Milky Way

Researchers from the University of Birmingham detected resonant acoustic oscillations in 'M4', a 13 billion-year-old star cluster, using data from NASA's Kepler/K2 mission. This breakthrough enables asteroseismology to study the Milky Way's very early history.

SourceUniversity of Birmingham·JournalMonthly Notices of the Royal Astronomical Society·DateJun 6, 2016

Strong magnetic fields discovered in majority of stars

An international team of astronomers found strong magnetic fields are common in stars, contradicting previous assumptions. The study used data from NASA's Kepler mission to analyze over 700 red giant stars and discovered that many host internal magnetic fields up to 10 million times stronger than Earth's.

SourceUniversity of Sydney·JournalNature·DateJan 4, 2016

Stellar revelations

A team of astronomers has discovered that up to 60 percent of stars host strong magnetic fields, which can significantly alter the physical processes taking place in the core. The researchers used asteroseismology to detect these hidden fields and found that they are prevalent in intermediate mass stars.

SourceUniversity of California - Santa Barbara·JournalNature·DateJan 4, 2016