Articles tagged with Space Technology
This study proposes a frequency-sweeping interferometry technique to measure intertelescope baselines with high precision and stability. Experimental results demonstrate improved stability by 33.47% and ranging accuracy of 44.30 μm over 10 m range.
A dynamic model of the release mechanism and interfacial adhesion effect is established to evaluate release performance and guide optimization. The improved genetic algorithm-based identification method significantly enhances model approximation, enabling accurate description of dynamic behavior during release.
A novel dynamic modeling approach for a net-membrane capture system accounts for combined deformations, enabling effective capture of stationary and spinning debris. The study identifies optimal shooting parameters, demonstrating excellent despinning capability during capture.
A study published in Science Advances reveals that Earth's ionosphere contributed to the majority of ring current ions during a record-breaking super geomagnetic storm in May 2024. This finding highlights the importance of understanding how much Earth's ionosphere contributes to the ring current, as it may be essential for accurately p...
New study by University of Southampton confirms the universe's expansion is still accelerating as previously found, debunking 2025 claims that the cosmos was slowing. The team re-evaluated data using Type Ia supernovae to calculate vast cosmic distances and found no error in their methods.
A team of astronomers used JWST to detect the motion of stars near a galaxy's center affected by a dormant black hole's gravity. The findings suggest that densest galaxies were sites of rapid black hole growth early in cosmic history.
Researchers have discovered the fastest wind near a supermassive black hole at ultraviolet wavelengths, driven by the quasar's surrounding matter disc. The wind's velocity is up to 30% the speed of light, making it unlike any hurricane on Earth.
MIT engineers have developed a new propulsion system that integrates chemical and electrical thrusters, allowing small satellites to perform both fast maneuvers and precise adjustments. The system uses a special propellant called ASCENT, which powers both types of thrusters, enabling smaller and more flexible spacecraft.
Researchers at Texas A&M University are designing how humans will build and survive on the moon, focusing on sustainable construction using lunar regolith. The institution's efforts aim to reduce costs associated with shipping materials to the moon, making it possible to produce rocket propellant locally.
Researchers discovered the Zwan-Wolf effect in the Martian atmosphere, which helps move solar wind plasma around the planet and makes it less dense. This finding advances scientists' understanding of how the sun interacts with the solar system, particularly on unmagnetized bodies like Mars.
The US Naval Research Laboratory has launched the Glowbug-2 instrument to identify and localize cataclysmic cosmic events known as short gamma-ray bursts (GRB). The mission provides essential data for multi-messenger astrophysics, serving as a critical electromagnetic counterpart to ground-based gravitational wave observatories.
The report outlines risk scenarios on Earth, at sea, and in space, analyzing the fragility of interconnected digital systems. Experts call for coordinated action between countries to improve digital resilience and protect essential services.
Researchers from Institute of Science Tokyo developed a 5.8 GHz foldable antenna designed to provide high antenna gain while remaining compact enough for small satellites. The system aims to improve communication capabilities of small satellites used in applications such as space-based internet services and disaster monitoring.
Researchers at Northumbria University have been awarded £4m to unlock the secrets of Earth's radiation belts. The project will combine extensive spacecraft data with advanced computer modelling to determine what controls energy transfer through the magnetosphere and into the radiation belts.
The NRL launched three advanced experimental payloads aboard the STPSat-7 mission, including LARADO to detect orbital debris, GOSAS for improved navigation reliability, and GARI-1C to pave the way for future defense applications. This mission marks a significant step forward in advancing US space-based capabilities.
New research uses SWOT satellite data to detect two-dimensional tsunami wave patterns near the earthquake's source, offering critical insight for coastal risk evaluation. The study found that trailing tsunami waves are linked to an earthquake rupture occurring less than 10 kilometers beneath the trench.
Researchers propose using swarms of pico-satellites to form a single large antenna for reliable, high-quality data transmission. This innovative solution could lead to cheaper and more reliable network coverage worldwide, especially in remote areas.
Using Distributed Acoustic Sensing technology, scientists deployed fibre-optic cables across the lunar surface to detect seismic waves generated by moonquakes, meteorites, and landings. The cables can record signals at a higher spatial resolution than traditional seismic networks.
Rice University has been selected to lead the US Space Force Strategic Technology Institute 4 (SSTI) with a $8.1 million cooperative agreement. The Center for Advanced Space Sensing Technologies (CASST) will focus on developing advanced remote sensing and sensemaking technologies from space. The research team will integrate existing te...
The University of Portsmouth, in partnership with SARsatX and the Saudi Space Agency, is developing an Earth observation satellite mission concept aimed at supporting climate science and environmental resilience. The project combines academic and technical expertise to address shared environmental challenges.
Researchers at Ohio State University have developed a new laser 3D printing method that can create extremely durable structures using simulated lunar dirt. The study found that the material's properties depend on the surface onto which it is printed, and that environmental factors such as oxygen levels and temperature affect its stabil...
The launch of Mauve marks a new era for astronomical data and collaborations, enabling researchers to study stars in ultraviolet and visible light. The satellite will investigate magnetic activity, stellar flares, and exoplanet habitability.
A global team of scientists, led by University of Houston microbiologist Madhan Tirumalai, has identified the critical role of biofilms in human space exploration. Biofilms could influence astronaut health, drug delivery and space agriculture, while also posing risks to astronaut health.
Researchers have developed a compact high-temperature superconducting magnetoplasmadynamic thruster, reducing power consumption by 96% and weight by 73%, enabling more efficient space propulsion. The thruster achieved an ultra-high specific impulse of 3,265 seconds, significantly reducing spacecraft fuel requirements and launch costs.
Researchers found that fungi can extract valuable metal palladium and platinum group elements from meteorite material in microgravity. The study suggests that microbial biomining could have terrestrial benefits for efficient resource extraction and create sustainable biotechnologies.
A high-energy cosmic event detected by the China-led Einstein Probe space telescope may mark the moment when an intermediate-mass black hole tears apart and consumes a white dwarf star, according to astrophysicists from The University of Hong Kong. The team provided crucial theoretical judgement that led to the focus on this model.
A team from the University of Trento has identified an empty subsurface lava tube beneath Venus' surface, estimated to be approximately one kilometer in diameter and 375 meters deep. The discovery was made possible by analyzing Magellan's radar images and provides new insights into Venus' volcanic processes and geology.
The University of Texas at Arlington has launched the Center for Space Physics and Data Science, expanding undergraduate and graduate degree programs in space physics and data science. The center will train students across six focus areas, preparing them for careers in the rapidly growing space industry.
A new study by HKU and UCLA scientists reveals that Alfvén waves act as an invisible power source, driving charged particles into the atmosphere and producing glowing auroral lights. The research provides a definitive answer to the physics of Earth's aurora and offers a universal model applicable to other planets in our solar system.
The International Telecommunication Union (ITU) has reaffirmed the need for critical cooperation on submarine cable resilience, with a focus on shortening repair times and supporting underserved regions. The Porto Summit Declaration and recommendations aim to bolster international cooperation across governments and industries.
Researchers have developed a passive, solar-powered orbital data center that can scale AI computing and reduce environmental impact. The system leverages decades of research on 'tethers' and could host thousands of computing nodes to replicate terrestrial data centers.
Researchers created the highest resolution map of dark matter, showing its interaction with normal matter through gravity. The new data from NASA's James Webb Space Telescope confirms previous research and provides new details about dark matter's influence on the Universe.
A team of international astronomers, including HKU researchers, have uncovered evidence that some fast radio burst sources reside in binary stellar systems. They detected a distinctive signal revealing the presence of a nearby companion star orbiting an FRB source.
Researchers at KAIST have developed a new reference signal technology using laser light to precisely synchronize radio telescope observation timing and phase. This allows for clearer imaging of distant black holes and reduces phase delay errors between instruments.
The American Physical Society's Global Physics Summit will convene over 14,000 physicists worldwide for groundbreaking research presentations. The event will feature both in-person and online experiences, including scientific sessions, exhibits, and networking events.
A novel parameterization method for orbits near collinear libration points has been developed, allowing for systematic cataloging and robust identification of cislunar objects. The method enables the characterization of motion along two directions, providing critical insight into spacecraft maneuvers and transfer events.
The double swept waverider demonstrates outstanding comprehensive performance through numerical simulation verification. It maintains an ideal longitudinal static stability margin of approximately 2%, laying a solid foundation for practical engineering applications.
Researchers propose a theoretical model to analyze adhesion and escape phenomena during low-velocity impacts between charged dust particles and spacecraft. The study focuses on the interaction between charged particles and spacecraft within a plasma sheath, considering significant size differences.
Space: Science & Technology has been officially indexed in the Web of Science: Science Citation Index Expanded (SCIE) since December 8, 2025. The journal aims to promote innovation and breakthroughs in space science and technology.
The KAIST-UEL team has developed a transformative wheel capable of traversing the Moon's extreme terrains, including steep lunar pits and lava tubes. The 'origami' airless wheel expands from a compact size to overcome obstacles, while utilizing flexible materials and specialized design elements to withstand harsh lunar conditions.
The Atacama Large Millimeter/Submillimeter Array (ALMA) has been upgraded with 145 low-noise amplifiers, allowing for more sensitive measurements of cosmic radiation. This enables researchers to study dark and distant regions of the universe, gaining insights into star and galaxy formation.
A research team proposes a 'three-in-one' modeling strategy to tackle the complex electromagnetic environment of future space-air-ground networks. The framework integrates digital twin technology and agent-based modeling to capture dynamic interactions and understand signal intent.
The SWIFTT project presents a hybrid seminar to showcase its platform that helps foresters detect and prevent insect outbreaks, analyse windthrow and fire damage. The event features live demos and presentations from the project team, highlighting the platform's benefits for sustainable forest management.
The US Naval Research Laboratory received the Best Paper Award in Orbital Robotics at the 2025 International Conference on Space Robotics. The award recognizes the team's work on the APIARY experiment, which demonstrated reinforcement learning control on a free-flying robotic system on board the International Space Station.
Researchers from Ohio State University used Starlink and OneWeb satellites to deliver accurate positioning in the Arctic, reducing errors from over a kilometer to just 27 meters. This technology has the potential to provide reliable navigation alternatives for various industries, including transportation and telecommunications.
A new study analyzed three scenarios for cleaning up space junk, including controlled reentry and recycling in space. The uncontrolled reentry method is the cheapest, but poses unknown risks of debris landing on Earth. Recycling in space can save energy by reusing aluminum from spacecraft.
A collaboration of bacteria, including Sporosarcina pasteurii and Chroococcidiopsis, produces natural cement-like materials that can turn Martian regolith into solid concrete. This discovery has the potential to revolutionize construction on Mars and provide benefits for habitat integrity and life-support systems.
The International Telecommunication Union (ITU) has announced that the next World Radiocommunication Conference (WRC-27) will take place in Shanghai, China, from October 11 to November 12, 2027. This conference will review and revise the Radio Regulations, governing the use of radio frequency spectrum and satellite orbits.
Mustafa Aksoy is leading a research team to develop machine-learning algorithms to detect and remove radio frequency interference from NOAA satellite measurements. The goal is to improve the accuracy of weather forecasts and climate monitoring by mitigating the impact of RFI.
A new study reveals how the superstorm compressed Earth's plasmasphere, a protective layer of charged particles that encircles our planet. The plasmasphere normally extends far from Earth, but during the storm, its outer boundary moved from approximately 44,000 km above Earth's surface to just 9,600 km.
Researchers used NASA's IXPE telescope to study the innermost region of an intermediate polar, revealing a surprisingly high degree of X-ray polarization and an unexpected direction of polarization. The team found that X-rays were emitted from a column of white-hot material pulled in by the white dwarf's strong magnetic field.
A new study by University of Galway researchers highlights satellites' unique role in climate adaptation, providing objective and repeatable measurements spanning up to 60 years. The research demonstrates how satellite data can inform adaptation tracking across multiple sectors, supporting the Paris Agreement's Global Goal on Adaptation.
The Austrian satellite mission PRETTY will continue to provide valuable services after being extended by the European Space Agency and Austrian Research Promotion Agency. The mission, originally planned for one year, has proven reliable and successful in monitoring climate changes and space radiation effects.
The University of Michigan's three-year project, ORACLE, harnesses laser links for power and momentum transfer, enabling satellites to move without fuel. This innovation aims to transform constellations into dynamic, interconnected systems, improving sustainability and resilience.
University of Missouri researchers are helping farmers prevent disease outbreaks by teaching biosecurity practices, such as hand sanitizing and wearing farm-dedicated shoes. They also provide guidance on safe composting methods to dispose of dead livestock, reducing the risk of disease spread.
Researchers at WVU are enhancing the calibration of radio telescopes to measure dark energy by analyzing the '21-centimeter signal' from neutral hydrogen atoms. This technique aims to improve the ability of radio telescopes to detect large-scale structures in the universe, such as galaxy clusters and voids.
The European Space Agency's (ESA) Plato spacecraft has been completed with the installation of its sunshield and solar panels. The spacecraft is now set to undergo a series of tough exams before its planned launch in December 2026 on an Ariane 6 rocket.
Scientists have developed a programmable electronic circuit that harnesses high-frequency electromagnetic waves to perform complex parallel processing at light-speed. This breakthrough has the potential to power next-generation wireless networks, real-time radar, and advanced monitoring in various industries.