Articles tagged with Observatory Telescopes
Researchers studied archival images from the Palomar Observatory's Zwicky Transient Facility and found that Starlink satellite streaks now appear in almost 20% of twilight images. Software can help mitigate potential problems, but the impact on astronomy is still a concern, especially for future surveys like Vera C. Rubin Observatory.
Astronomers have discovered a binary system consisting of a rapidly spinning neutron star and the precursor to an extremely-low-mass white dwarf, dubbed a 'cosmic spider'. The system emits powerful gamma-rays and has been observed using the SOAR Telescope in Chile.
A team of international researchers challenged Einstein's theory of general relativity using pulsars as a cosmic laboratory. They detected new relativistic effects, including light deflection and time dilation, with unprecedented precision. The study provides significant insights into gravity theories and the fundamental forces of nature.
Three young stars have been discovered at the center of our galaxy, contradicting initial assumptions about a gas and dust cloud called G2. The unusual temperature of G2 has sparked debate among astronomers, but new observations reveal it is actually composed of three evolving young stars.
A team of scientists led by University of Hawaii at Manoa has discovered a newly-formed planet, 2M0437b, which can be directly observed. The planet is estimated to be several times more massive than Jupiter and formed with its star around the time of main Hawaiian Island emergence.
Clouds have been detected on the distant exoplanet WASP-127b, and their altitude has been measured for the first time. The observations reveal that water vapor is present at lower levels but screened by clouds opaque to visible light, while sodium is found in an unexpected place.
The Big Bear Solar Observatory will become home to NSF's Synoptic Optical Long-term Investigations of the Sun (SOLIS) telescope, enabling researchers to study long-term changes in the Sun's activity and its impact on Earth. SOLIS will provide comprehensive observations of the Sun's magnetic fields, solar flares, and space weather events.
Astronomers have identified a white dwarf so massive that it may collapse. The discovery provides an example of what can happen after the phase where two less massive white dwarfs merge into one. This process boosts the magnetic field and speeds up rotation compared to progenitors.
Researchers discover two waves of bulge formation in disc galaxies, with older bulges formed at redshift 6.2 and younger ones at 1.3. The bulges formed quickly or over thousands of million years, showing the universe has two ways to form galaxy centers.
Astronomers have discovered a massive open cluster of intermediate age in the Scutum constellation, containing at least 15,000 stars. The Valparaíso 1 cluster was detected using Gaia satellite data and is notable for its unexpected discovery in a well-explored part of the sky.
New research uses M87* data to test Einstein-based and string-inspired theories, constraining the validity of these models. The study suggests that current data aligns well with Einstein's theory and has limitations for string-based theories.
The world's largest and most powerful space science telescope, NASA's James Webb Space Telescope, has completed a key milestone with the fully expanded and locked primary mirror.
The University of Texas at Austin, in partnership with the Arecibo Observatory and other organizations, has successfully moved telescope data to a secure storage system. This move will ensure the continued discovery and innovation sparked by Arecibo's legacy, making its vast astronomy data accessible for over 50 years.
Data from 19 observatories reveal insight into M87's behavior, spin, and energy output, improving tests of Einstein's General Theory of Relativity. The observations also shed light on cosmic rays and their origin.
CRIRES+ is a high-resolution infrared spectrograph designed to study planets outside our solar system. It detects super-Earths, planets in the habitable zone around their star, and analyzes their atmospheres during transits.
The successful test paves the way for designing a more powerful transmitter to enhance detection and imaging of small objects in near-Earth space. The technology will allow unprecedented detail and sensitivity, increasing our understanding of the Solar System.
Researchers from RIT and Green Bank Observatory used Hubble Space Telescope images to analyze the Butterfly Nebula (NGC 6302) and Jewel Bug Nebula (NGC 7027), shedding light on nebula formation processes. The study confirmed that the Butterfly Nebula was ejected only about 2,000 years ago, with its S-shaped iron emission possibly even ...
Astronomers have observed a luminous quasar 13.03 billion light-years from Earth, providing insight into the formation of massive galaxies in the early universe. The quasar hosts a supermassive black hole equivalent to 1.6 billion suns and shows evidence of an outflowing wind, challenging current models of black hole formation.
The Inouye Solar Telescope has released its first image of a sunspot, revealing striking details of the sunspot's structure. The image achieves a spatial resolution about 2.5 times higher than ever previously achieved, showing magnetic fields as small as 20 kilometers on the surface of the Sun.
Astronomers have found distant galaxies with supermassive black holes that launched powerful radio-emitting jets within the past two decades. The study used data from the VLA Sky Survey and compared it with earlier surveys to identify these new jets.
The US National Science Foundation will decommission the 305-meter telescope at Arecibo Observatory due to catastrophic failure and long-term stability issues. The observatory's staff and visitors' safety is the top priority, and other parts of the facility will be preserved for future research.
A new telescope, Outrigger, will be built at the Green Bank Observatory to pinpoint the locations of Fast Radio Bursts (FRBs) in far-off galaxies. The telescope will work with the existing CHIME telescope to triangulate FRB locations and provide insights into their nature.
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.
Researchers used black hole images to test Einstein's general relativity, identifying modifications that cannot be significantly different from the theory. The new analysis provides a tighter gauge for testing gravity theories, constraining deviations from general relativity even further.
Astronomers used the Murchison Widefield Array (MWA) telescope to scan a patch of sky known to include at least 10 million stars. The study found no technosignatures, or signs of powerful radio emissions that could indicate intelligent life.
A team of researchers used Arecibo Observatory data and NASA's Fermi Large Area Space Telescope to detect a gamma-ray heartbeat coming from a cosmic gas cloud. The 'heartbeat' rhythm matches the precession of a black hole's jets, suggesting that the cloud's emission is powered by the microquasar.
Researchers obtained critical data on a special type of exploding star, known as calcium-rich supernovae, which produce vast quantities of calcium. These events account for up to half of the calcium found in the universe and provide insights into how elements are expelled during a supernova explosion.
A Northwestern University-led team examined a calcium-rich supernova dubbed SN 2019ehk with X-ray imaging, providing an unprecedented glimpse into the star during its final month of life and ultimate explosion. The study revealed that the event is a compact star shedding an outer layer of gas before exploding, producing bright X-rays.
A Northwestern University-led team has uncovered the true nature of rare, mysterious events called calcium-rich supernovae. The researchers used X-ray imaging to study a calcium-rich supernova and found that it is a compact star shedding an outer layer of gas before exploding, producing bright X-rays and massive amounts of calcium.
Astronomers have discovered an exoplanet, K2-25b, that is surprisingly dense for its size and age, defying current planet formation theories. The exoplanet, orbiting a young star in the Hyades cluster, has a mass of 25 Earth-masses and a size slightly smaller than Neptune.
The James Webb Space Telescope has successfully tested its deployable tower extension, a critical component that allows the observatory to cool down and unfold in space. The test simulated zero-gravity conditions and performed exactly as predicted, providing valuable insights into the telescope's performance.
Astronomers have discovered a region around a protostar containing complex organic molecules, dubbed a 'hot corino,' which is crucial for the formation of life. The finding resolves a long-standing puzzle about why some binary systems show evidence of hot corinos but not others.
Researchers have successfully detected gamma rays from the Crab Nebula using a next-generation telescope, shedding new light on supernovae and dark matter. The prototype Schwarzschild-Couder Telescope promises to enhance imaging detail over larger field of view across the sky.
Extreme horizontal branch stars, with four to five times hotter than the Sun, show giant magnetic spots that cause regular brightness variations. These spots are also linked to superflare events, explosions of energy several million times more energetic than similar eruptions on the Sun.
The James Webb Space Telescope has achieved a significant milestone by being fully folded and stowed into its launch configuration. The observatory will unfold and stretch itself out in space before making groundbreaking observations of the cosmos.
Astronomers have detected elusive pulsation patterns in dozens of young Delta Scuti stars using NASA's Transiting Exoplanet Survey Satellite (TESS). The discovery will revolutionize scientists' ability to study the ages, sizes and compositions of these stars.
The James Webb Space Telescope has successfully deployed its primary mirror, a 21-foot 4-inch mirror that will collect light from observed objects. The deployment was performed in early March as part of the observatory's final tests before launch in 2021.
Astronomers detected velocities of both brown dwarfs in a system orbiting each other, confirming the hypothesis that 2M1510 is composed of two brown dwarfs. The discovery provides rare data on the mass, radius, and age of brown dwarfs, allowing for verification of theoretical models.
A team tracked a black hole's ejecting material using e-MERLIN and other telescopes over months, gaining insight into how black holes feed energy into their environment. The observations revealed ejections moving at near-light speed, with implications for understanding the role of black holes in galaxy growth.
A sub-Neptune sized planet, G 9-40b, has been validated as an exoplanet using the HPF at the Hobby-Eberly Telescope. The discovery confirms the planet's mass and orbits its low-mass host star 100 light years from Earth.
The NSF's Daniel K. Inouye Solar Telescope has produced its first images, showcasing a pattern of turbulent plasma that covers the entire sun. This breakthrough will enable scientists to better understand space weather and its impacts on Earth.
Astronomers have identified overlapping bubbles of hydrogen gas ionized by the stars in early galaxies, providing direct evidence for the reionization of the universe. The earliest detected stars formed around 680 million years after the Big Bang and began to light up the cosmic dark ages.
The NSF Vera C. Rubin Observatory will conduct a vast astronomical survey, mapping the Milky Way and probing dark energy and dark matter. Vera Rubin's groundbreaking work uncovered the existence of dark matter, making this observatory a fitting tribute to her legacy.
The NGC 5394/5 galaxies are engaging in a slow and intimate dance, fueled by their gravitational interactions. This process has already led to the coalescence of hydrogen gas into regions of star formation, resulting in the sparkling of new stars.
The detection of record-setting gamma-ray bursts by NASA's Fermi Gamma-ray Space Telescope and Neil Gehrels Swift Observatory has provided new insights into the mechanisms driving these events. The blasts produce an initial pulse of gamma rays, followed by afterglows that can be detected at longer wavelengths.
The new laboratory combines existing and new facilities, fostering innovative scientific programs, idea exchange, and creative development in ground-based optical-infrared astronomy. The lab enables breakthrough discoveries in astrophysics by developing state-of-the-art observatories and providing data products for a diverse community.
The Gemini Observatory has captured the first-ever image of an interstellar comet, C/2019 Q4 (Borisov), in multiple colors. The object exhibits a pronounced tail indicative of outgassing, a characteristic that defines cometary objects.
Astronomers have discovered a massive planet three times the size of Jupiter that orbits its star on an egg-shaped path. The planet's unique orbit takes it from within our asteroid belt to beyond Neptune, providing a rare opportunity for scientists to study extreme planetary configurations.
Astronomers can now automatically follow up on variable astronomical objects with a range of 0.4-meter to 8-meter telescopes, observing in UV light to infrared. The network uses automated software and generates dynamic observing schedules every 15 minutes.
NASA successfully deployed its secondary mirror in a crucial testing step, paving the way for the James Webb Space Telescope's groundbreaking science. The successful test demonstrates the telescope's electronic connection and prepares it for integration into its final form.
Scientists from IAC and ULL analyze MASCARA-2B/KELT-20b's atmosphere, revealing details on its composition and temperature. The team detected hydrogen beta, singly ionized iron, and magnesium using CARMENES spectrograph.
The IAC and ESA have signed an agreement to expand the programmes of optical communication with space missions and studies of space debris at the Teide Observatory in Tenerife. The new agreement will enable the installation of additional optical systems on the existing telescope, enhancing the observatory's capabilities.
Scientists have captured the first-ever image of a black hole, which reveals the massive black hole at the center of the galaxy Messier 87. The image was achieved using the Event Horizon Telescope (EHT), an unprecedented Earth-sized virtual telescope linking telescopes around the globe.
A Northwestern University-led team captures the exact moment a star collapsed to form a compact object like a black hole or neutron star, revealing evidence of an accreting black hole or neutron star. The event, known as AT2018cow, was detected in the Hercules constellation and emitted remarkable bright glow.
A Northwestern University-led team captures the moment a star collapsed to form a compact object, such as a black hole or neutron star. The team used multiple imaging sources and a comprehensive approach to study the object's makeup, finding evidence of hydrogen and helium.
The Dark Energy Survey's legacy continues as scientists prepare to analyze the final image taken on January 9, 2019. The survey mapped 5,000 square degrees of the southern sky, collecting 50 terabytes worth of data and mapping nearly a billion galaxies.
Astronomers using the W. M. Keck Observatory have discovered a relic cloud of gas from the Big Bang, providing new information about how the first galaxies formed and offering clues to the universe's early structure.
Scientists at the W.M. Keck Observatory have made robust data on a young giant gas planet, confirming its water composition and lack of methane. The team is perfecting their technique using advanced instrumentation to study giant planets and prepare for future searches for life on Earth-like exoplanets.
Two teams of astronomers uncovered the presumed precursor star in pre-explosion photos taken in 2007, shedding light on stellar evolution and mass distribution. The discovery suggests two possible scenarios: a single massive star or a binary-star system.
A team of astronomers captured the best view yet of merging galaxies and their supermassive black holes, revealing that galaxy mergers are critical in fueling the growth of these massive black holes. The discovery uses high-resolution images and X-ray data to pinpoint the location of these hidden black hole mergers.