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Astronomy & Space news
Hubble's 20-year study of Uranus yields new atmospheric insights
The ice-giant planet Uranus, which travels around the sun tipped on its side, is a weird and mysterious world. Now, in an unprecedented study spanning two decades, researchers using NASA's Hubble Space Telescope have uncovered ...
Planetary Sciences
11 hours ago
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Melnick 39 is a colliding-wind binary system, observations find
Astronomers from the University of Sheffield and Pennsylvania State University have performed X-ray and optical observations of a massive star known as Melnick 39. As a result, they found that Melnick 39 is a colliding-wind ...
Costa Rica's mudball meteorite: A cosmic survivor that avoided collisions in the pinball world of asteroids
In April 2019, rare primitive meteorites fell near the town of Aguas Zarcas in northern Costa Rica. In an article published in the journal Meteoritics & Planetary Science, an international team of researchers describes the ...
Planetary Sciences
11 hours ago
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77
Femur bone density loss in mice aboard the ISS sheds light on space travel challenges
A team of biomedical engineers at the Blue Marble Space Institute of Science working with a team of bio-scientist colleagues from NASA Ames Research Center, both in the U.S., has found that test mice living aboard the International ...
Dark matter could make planets spin faster
Dark matter is a confounding concept that teeters on the leading edges of cosmology and physics. We don't know what it is or how exactly it fits into our understanding of the universe. We only know that its unseen mass is ...
Astronomy
15 hours ago
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Could convection in the crust explain Venus's many volcanoes?
Venus—a hot planet pocked with tens of thousands of volcanoes—may be even more geologically active near its surface than previously thought. New calculations by researchers at Washington University in St. Louis suggest ...
Planetary Sciences
18 hours ago
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NASA's dust shield successfully repels lunar regolith on moon
NASA's Electrodynamic Dust Shield (EDS) successfully demonstrated its ability to remove regolith, or lunar dust and dirt, from its various surfaces on the moon during Firefly Aerospace's Blue Ghost Mission 1, which concluded ...
Space Exploration
13 hours ago
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Jets from powerful black holes can point astronomers toward where to look for life in the universe
One of the most powerful objects in the universe is a radio quasar—a spinning black hole spraying out highly energetic particles. Come too close to one, and you'd get sucked in by its gravitational pull, or burn up from ...
Astronomy
14 hours ago
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NASA's Curiosity rover has found the longest chain carbon molecules yet on Mars
NASA's Curiosity Mars rover has detected the largest organic (carbon-containing) molecules ever found on the red planet. The discovery is one of the most significant findings in the search for evidence of past life on Mars. ...
Astrobiology
14 hours ago
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NASA's newly returned astronauts say they would fly on Boeing's Starliner capsule again
NASA's celebrity astronauts Butch Wilmore and Suni Williams said Monday that they hold themselves partly responsible for what went wrong on their space sprint-turned-marathon and would fly on Boeing's Starliner again.
Space Exploration
11 hours ago
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SpaceX to launch private astronauts on first crewed polar orbit
SpaceX is set to launch the first human spaceflight directly over Earth's polar regions on Monday—a days-long, privately funded orbital mission involving four astronauts.
Space Exploration
22 hours ago
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European orbital rocket crashes after launch
The first orbital rocket launched from continental Europe crashed seconds after blast-off Sunday, in a closely watched test for the continent's bid to build a new space economy.
Space Exploration
Mar 30, 2025
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Farewell, Gaia! Spacecraft operations come to an end
The European Space Agency (ESA) has powered down its Gaia spacecraft after more than a decade spent gathering data that are now being used to unravel the secrets of our home galaxy.
Astronomy
Mar 30, 2025
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Supernova archaeology: Finding clues in the ruins of an ancient dead star with Chandra
People often think about archaeology happening deep in jungles or inside ancient pyramids. However, a team of astronomers has shown that they can use stars and the remains they leave behind to conduct a special kind of archaeology ...
Astronomy
Mar 29, 2025
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When glaciers roamed Mars
The surface of Mars is known for being an extremely cold, desiccated, and irradiated place. But as its many surface features attest, the red planet was once a warmer, wetter place with flowing water and glaciers. Today, most ...
Planetary Sciences
Mar 29, 2025
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Experiment shows theory describing formation of interstellar benzene does not actually produce benzene
Astrophysicists at the University of Colorado's JILA, National Institute of Science and Technology, have conducted an experiment to produce benzene the way theories have predicted it is produced in interstellar space and ...
How NASA's Perseverance is helping prepare astronauts for Mars
NASA's Perseverance rover landed on Mars in 2021 to search for signs of ancient microbial life and to help scientists understand the planet's climate and geography. But another key objective is to pave the way for human exploration ...
Space Exploration
Mar 28, 2025
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Could Venus host life? The Venus life equation can help us find out
What drives us to send probes throughout the solar system and rovers and landers to Mars? It's not cheap, and it's not easy. It's because we live inside a big, natural puzzle, and we want to understand it. That's one reason. ...
Astrobiology
Mar 28, 2025
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The future of studying exoVenuses looks bright
What can Venus-like exoplanets, also known as exoVenuses, teach us about our own solar system and potentially finding life beyond Earth, and how can the planned Habitable Worlds Observatory (HWO) provide these insights?
Planetary Sciences
Mar 28, 2025
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NOAA's GOES-19 satellite releases new coronagraph data to public
Near real-time preliminary data from NOAA's first Compact Coronagraph (CCOR-1), a powerful solar telescope onboard the GOES-19 satellite, are now publicly accessible. GOES-19, launched in June 2024, began providing the new ...
Astronomy
Mar 28, 2025
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More news
Video: Watch wind whirl from the sun
Partial solar eclipse in northern areas on Saturday
NASA puts biggest rocket pieces together for Artemis II moon mission
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SpaceX rocket fuel makes stunning swirl in European sky
SpaceX launches classified NROL-69 mission from Cape Canaveral
Image: Atomic Clock Ensemble in Space: Time to get ready
Snapshot of Antarctica's past helps predict future climate
