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Juno spots most extreme volcanic activity on Io to date
On a recent flyby, the Juno spacecraft spotted intense volcanic activity on Io, one of Jupiter's moons. It was more extreme than any volcanism ever seen on Io.
January 29, 2025
A super-Venus exoplanet (with a watery name)
Astronomers thought that exoplanet GJ 1214 b was either a watery super-Earth or a mini-Neptune. But a new study says it is more like a super-Venus exoplanet.
January 27, 2025
New images of exocomet belts around 74 nearby stars
The new REASONS survey has found exocomet belts around 74 nearby stars. The images reveal a wide variety of comet belt appearances and ages. Find out more.
January 26, 2025
Marsquakes might explain Mars’ north-south hemisphere differences
Why are Mars' hemispheres so strikingly different? New analysis of marsquakes may have finally offered an explanation for the mysterious 'Martian dichotomy'.
January 24, 2025
Extreme winds on exoplanet reach 20,000 mph
Astronomers found extreme winds on exoplanet WASP-127b reach 20,000 mph (32,000 km/hr). Read more about these supersonic winds here.
January 23, 2025
Earth’s asteroid mini-moon a chunk of the moon?
Earth had an asteroid mini-moon late last year for 2 months. Now scientists say that the mini-moon was likely a chunk of our moon ejected in an impact.
January 23, 2025
Lakes on Mars had ripples! They must have been ice-free
At least some ancient lakes on Mars were ice-free. NASA's Curiosity rover discovered evidence for small wind-blown ripples on the former lakes in Gale crater.
January 22, 2025
Pandora exoplanet telescope to launch in late 2025
The spacecraft bus for the Pandora exoplanet telescope has been complete. Pandora will analyze atmospheres of at least 20 exoplanets after its 2025 launch.
January 22, 2025
Andromeda galaxy: Hubble’s largest photomosaic yet
Astronomers have created the largest photomosaic of the Andromeda galaxy yet using Hubble data. The image helps trace the hidden history of Andromeda.
January 21, 2025
Wow! Binary star’s dusty rings shine in new Webb images
NASA's Webb Space Telescope has taken stunning new images of a binary star's dusty rings. The rings of Wolf-Rayet 140 are expanding at 1% the speed of light.
January 19, 2025
