NASA Juno mission captured amazing new imagery of Jupiter's moon Europa. The spacecraft flew about 219 miles (352 kilometers) ...

Scientists reexamining data from NASA’s Cassini spacecraft have uncovered exciting new evidence from Saturn’s icy moon ...

Experiments show that biomolecules trapped in pure ice could withstand the harsh radiation of Mars for tens of millions of ...

NASA's Voyager 2 spacecraft captured dark streaks produced by geysers visible on the icy surface of Triton's south polar ...

Frozen in time, ancient microbes or their remains could be found in Martian ice deposits during future missions to the red ...

Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

A pair of Sydney Ph.D. students helped sharpen the view of humanity's most powerful space observatory—without leaving Earth.

Since the 1970s, Voyager 1 has been making groundbreaking discoveries. But its journey is far from over, and it's still ...

With the recent discovery of traces of what may or may not be or have been life on Mars, eyes are turning to another world in ...

Evidence points to a long-lost ocean beneath Ariel’s icy crust. Tides and orbit shifts may have cracked its surface billions of years ago. Growing evidence indicates that a deep ocean may lie hidden ...

The James Webb Space Telescope has changed the game for planet hunters. Recent readings found what look like the first clues ...

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...