Surface features of Uranus' icy moon Miranda point to the existence of a once deep ocean, one that still may exist today.

NASA Juno spacecraft data has been used to create an animation of "Steeple Mountain" and a lava lake known as Loki Patera on ...

By analyzing the movements of a mysterious cloud of sodium moving around the planet WASP-49 b, the team was able to construct a compelling argument for the presence of an exomoon. While many ...

Catch the final Supermoon of 2024 on November 15, when the Beaver Moon will shine brighter and larger than usual. The name ...

Recent data from the James Webb Space Telescope (JWST) suggests that a planet orbiting a small, red star 35 light years away ...

NASA regularly releases breathtaking images of Jupiter and its moons, highlighting diverse celestial features. Jupiter has 95 moons officially recognized by the International Astronomical Union, many ...

This artist’s concept depicts a potential volcanic moon between the exoplanet WASP-49 b, left, and its parent star. New evidence indicating that a massive sodium cloud observed near WASP-49 b is ...

NASA has released a new edition of Issue 4 of the Astrobiology Graphic History series. The issue now includes NASA's Europa ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it seems.

Three of Jupiter’s moons – Europa, Ganymede and Callisto – are home to large, underground oceans of liquid water that could support life. This composite image shows, from top to bottom ...

It sounds like something out of a science-fiction movie. For the past couple of weeks, Earth's orbit has been home to a "mini-moon" the size of a city bus. The celestial object is more than just a ...

Similarly, Jupiter's moons Io and Europa have a 2:1 resonance (for every two orbits Io makes around Jupiter, Europa makes one), which generates enough tidal forces to sustain an ocean beneath ...