Advanced analysis of decades-old data from NASA's Galileo spacecraft identifies ammonia-bearing compounds discovered on the surface of Jupiter's moon Europa, as shown in this composite image. Zooming ...

Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

Should 2024 YR4 strike the Moon, the impact could be visible from Earth and it may also have an effect on our planet. While ...

Europe's space leaders were told to "speed up" security missions and launch the IRIS2 satellite constellation by 2029 at the ...

The volcanic hot spot is larger than Lake Superior, spewing eruptions six times the total energy of all of the world's power plants.

NASA's Juno mission has detected the most powerful volcanic eruption ever on Jupiter's moon, Io, revealing an interconnected magma reservoir system beneath its surface.

During a special observation run from Jan. 15 to Jan. 22, the Transiting Exoplanet Survey Satellite ( TESS) repeatedly ...

NASA's IR space scope explores the Milky Way’s most prolific star-forming region, cracking open new secrets of how stars form.

For generations, Jupiter has been shorthand for a straightforward idea: the biggest planet in the Solar System, a gas giant ...

Baby stars, teenage planets, and disappearing icebergs are all featured this week. Plus, a look back at a New Horizons image ...

Musk reportedly wants to time SpaceX’s likely record-setting initial public offering to coincide with a rare planetary ...