The two most puzzling rings around Uranus are gradually giving up their secrets, only to deepen the mystery of the Uranian system.
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NASA’s Curiosity rover has found a diverse mix of organic molecules on Mars, including chemicals considered building blocks for the origin of life on Earth.
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A huge geological structure on Mars resembling a bathtub ring may be evidence of an ocean that once covered a third of the Red Planet.
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The Artemis 2 astronauts captured a unique image of the moon’s “dark side” during their historic April 2026 flyby.
SpaceX will launch Europe’s life-hunting Rosalind Franklin rover toward Mars in 2028 — but not aboard the company’s Starship megarocket.
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The size of waves on alien worlds will depend as much on the characteristics of the liquid as well as the gravity.
The interstellar comet 3I/ATLAS changed significantly as it flew by the sun last fall, astronomers have discovered.
The Jupiter-bound spacecraft JUICE spotted the interstellar invader comet 3I/ATLAS spraying enough water into space to fill 70 swimming pools a day.
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“In the inner corona, a region very difficult to observe, we saw slow solar wind gusts moving three to four times faster than expected.”
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New research shows that craters near the moon’s south pole that have been in permanent shadow the longest are more likely to contain the most water ice.
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