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Hydrothermal activity on Mars? Rover finds tantalizing new clues
NASA's Perseverance rover has found silica-rich rocks, including - for the 1st time - quartz. It's compelling evidence of ancient hydrothermal activity on Mars.
April 10, 2025
Heatwave on Jupiter from strong solar wind amazes scientists
A strong solar wind wave slammed into Jupiter, compressing its magnetic field and creating intense auroras that created a widespread heat wave.
April 9, 2025
Hubble reveals weird Uranus in new 20-year study
The Hubble Space Telescope's 20-year study of Uranus has yielded new insights about the enigmatic ice giant's atmosphere and how it might compare to exoplanets.
April 9, 2025
Surprising galaxy shines through fog of the early universe
Astronomers have discovered a surprising galaxy showing a bright hydrogen emission shining through the fog of the early universe.
April 8, 2025
See one gigantic Mars dust devil eating another
The Perseverance rover, which has been exploring the rim of Jezero Crater, imaged a large Mars dust devil consuming a smaller one.
April 6, 2025
Birthplaces of new planets are more varied than once thought
Researchers using the ALMA observatory have found that protoplanetary disks - the birthplaces of new planets - vary in size much more than previously thought.
April 3, 2025
Alien life? Mammoth new telescope could find it in hours
The upcoming Extremely Large Telescope could revolutionize the search for alien life, analyzing the atmospheres of nearby "Earth-like" planets in only hours.
April 2, 2025
Asteroid 2024 YR4 won’t hit in 2032, but it’ll be back
Asteroids like 2024 YR4 - which is set to pass very close to Earth in 2032 - will keep coming back into our vicinity, thanks to a strange orbital resonance.
March 30, 2025
Farewell to Gaia after 12 successful years
ESA has now switched off the Gaia spacecraft, sending it into retirement on March 27, 2025. Gaia measured some 2 billion Milky Way objects.
March 27, 2025
Surprisingly big organic molecules on Mars: A hint of life?
NASA's Curiosity rover has discovered the most complex organic molecules ever seen on Mars, the remains of fatty acids up to an incredible 12 carbon atoms long.
March 27, 2025
