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Astronomy & Space news
Tug of sun, moon could be driving plate motions on 'imbalanced' Earth
A study led by geophysicist Anne M. Hofmeister in Arts & Sciences at Washington University in St. Louis proposes that imbalanced forces and torques in the Earth-moon-sun system drive circulation of the whole mantle.
Planetary Sciences
Jan 21, 2022
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Consistent asteroid showers rock previous thinking on Mars craters
New Curtin University research has confirmed the frequency of asteroid collisions that formed impact craters on Mars has been consistent over the past 600 million years.
Planetary Sciences
Jan 21, 2022
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Alpha-rich 'young' stars are actually not young
The alpha-rich giant stars with theoretical young ages have been treated as an abnormal population, since they cannot be understood in the canonical scheme of the Galactic chemical evolution.
Astronomy
Jan 21, 2022
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Mid-level flare erupts from sun
The sun emitted a mid-level solar flare on Jan. 20, 2022, peaking at 1:01 a.m. EST. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.
Astronomy
Jan 21, 2022
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Astronomers focus robotic eyes on the Milky Way, our cosmic home
Thanks to a breakthrough robotic innovation, an international collaboration that includes the University of Toronto has advanced the Sloan Digital Sky Survey (SDSS), a 20-year-long research project that has been investigating ...
Astronomy
Jan 21, 2022
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Are the northern lights caused by 'particles from the Sun'? Not exactly
What a spectacle a big aurora is, its shimmering curtains and colorful rays of light illuminating a dark sky. Many people refer to aurora as the northern lights (the aurora borealis), but there are southern lights too (the ...
Planetary Sciences
Jan 21, 2022
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NASA's TESS hits milestone of 5,000 exoplanet candidates
The catalog of planet candidates found with NASA's Transiting Exoplanet Survey Satellite (TESS) recently passed 5,000 TOIs, or TESS Objects of Interest.
Space Exploration
Jan 21, 2022
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LAMOST reveals secret of stellar rotation of hot stars
Stars all rotate, but at different rates. Stellar rotation profoundly affects almost every aspect of stellar evolution. But the evolution of the angular momentum remains a mystery.
Astronomy
Jan 21, 2022
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NASA emergency beacons save 330 lives in 2021
In 2021, NASA technology saved 330 lives in the U.S. network region of the international satellite-aided search and rescue effort, Cospas-Sarsat. NASA has lent technical expertise to the Cospas-Sarsat program since its founding, ...
Space Exploration
Jan 21, 2022
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Scientists confirm a highly eccentric black hole merger for the first time
For the first time, scientists believe they have detected a merger of two black holes with eccentric orbits. According to a paper published in Nature Astronomy by researchers from Rochester Institute of Technology's Center ...
Astronomy
Jan 20, 2022
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Astronomers find star fuel surrounding galaxies
Most galaxies, including our own, grow by accumulating new material and turning them into stars—that much is known. What has been unknown is where that new material comes from and how it flows into galaxies to create stars.
Astronomy
Jan 20, 2022
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China satellite in close encounter with Russian debris: state media
A Chinese satellite had a near collision with one of the many chunks of debris left by the fallout of a recent Russian anti-satellite missile test, state media reported.
Space Exploration
Jan 20, 2022
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Update on Yutu-2 rover findings from far side of the moon
A large team of researchers affiliated with several institutions in China, Germany and Canada has provided an update of findings made by the Yutu-2 rover, which is exploring a crater on the far side of the moon. In their ...
Sidewinding young stellar jets spied by Gemini South
Young stellar jets are a common by-product of star formation and are thought to be caused by the interplay between the magnetic fields of rotating young stars and the disks of gas surrounding them. These interactions eject ...
Astronomy
Jan 20, 2022
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151
Capturing all that glitters in galaxies with NASA's Webb Telescope
Spirals are some of the most captivating shapes in the universe. They appear in intricate seashells, carefully constructed spider webs, and even in the curls of ocean waves. Spirals on cosmic scales—as seen in galaxies—are ...
Astronomy
Jan 20, 2022
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NASA solar sail mission to chase tiny asteroid after Artemis I launch
Launching with the Artemis I uncrewed test flight, NASA's shoebox-size Near-Earth Asteroid Scout will chase down what will become the smallest asteroid ever to be visited by a spacecraft. It will get there by unfurling a ...
Astronomy
Jan 20, 2022
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Russia's only female cosmonaut to travel to space in September
Russia's sole active female cosmonaut, Anna Kikina, is due to travel to the International Space Station in September on a Soyuz rocket, the national space agency said Thursday.
Space Exploration
Jan 20, 2022
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How scientists tested the supersonic dynamic characteristics of the Tianwen-1 Mars Entry Capsule
The Tianwen-1 Mars entry capsule successfully landed on the surface of Mars in southern Utopia planitia on May 14th, 2021 at 23:18 UTC. One of the biggest challenges it faced is that a typical blunt body such as the capsule ...
Space Exploration
Jan 20, 2022
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Hubble finds a black hole igniting star formation in a dwarf galaxy
Black holes are often described as the monsters of the universe—tearing apart stars, consuming anything that comes too close, and holding light captive. Detailed evidence from NASA's Hubble Space Telescope, however, shows ...
Astronomy
Jan 19, 2022
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Perseverance dumps contents of Sample Tube 261 in first step to clear rocky anomaly
NASA's Mars 2020 mission team has been working methodically and thoroughly, making good progress on understanding the best path forward to remove the uninvited pebbles from Perseverance's bit carousel. Over the previous weekend, ...
Planetary Sciences
Jan 19, 2022
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More news
Simulation shows Mars could have been cold and wet three billion years ago
NASA's Curiosity rover measures intriguing carbon signature on Mars
Steady driving toward ExoMars launch
First archaeological experiment in space
Europe narrows hunt for next astronauts, eyes crewed flights
Newly discovered carbon may yield clues to ancient Mars
The gamma-ray binary HESS J0632+057
Image: Rolling stones on Mars
Video: Are there rainbows on Mars? A NASA expert explains
Other news
Worldwide coordinated search for dark matter
Fastest-ever study of how electrons respond to X-rays performed
Simulations show iron catalyzes corrosion in 'inert' carbon dioxide
Faster technique for resetting quantum circuits proposed
Scientists build 'valves' in DNA to shape biological information flows
Tracking quantum phenomena in 2D graphene
Modeling how cells choose their fates
Changing the genetic 'recipe' for protovertebrates
Being in space destroys more red blood cells
Scientists turn back time to track methane emissions on Mars
Ironing out the interiors of exoplanets
Plato exoplanet mission gets green light for next phase
Polish researchers invent anti-smog sound cannon
