Astronomers Officially Name the Newest Moon of Neptune
Hippocamp may have been forged by the fallout of an impact billions of years ago.
Twelve New Moons Discovered Orbiting Jupiter
The moons were discovered serendipitously while astronomers hunted for the hypothetical Planet Nine.
Saturn’s Cassini Orbiter (1982-2017)
On Friday, Cassini will vaporize itself in Saturn's skies.
'MOON' Photo Series Is an Ode to Nature and Womanhood
Andrea Torres Balaguer’s mystical, mysterious portraits evoke undulating lunar light.
alien sand castles
Saturn’s Moon Titan Has Electrically-Charged, 'Sticky' Sand
"If you grabbed piles of grains and built a sand castle on Titan, it would perhaps stay together for weeks due to their electrostatic properties."
Hubble Discovered a New Moon Hiding in Our Solar System
“The discovery of this moon has given us an opportunity to study Makemake in far greater detail than we ever would have been able to without the companion.”
Go Home, Pluto’s Moons, You’re Drunk
Why the dwarf planet’s smaller moons can’t settle down.
This May Be the Closest Look We Get of Saturn’s Moon Enceladus for Decades
NASA's Cassini orbiter sent back the first images from its daring flyby.
NASA Releases Photos of Charon, Pluto’s Biggest Moon
Charon’s features include a massive canyon range, landslides, and mountains.
A Collision Between Mini-Moons May Have Formed One of Saturn's Outer Rings
A new paper reveals that Saturn’s F ring is probably the fallout of a moonlet fight.
NASA's New Horizons Makes Pluto Flyby, Nine Years After Leaving Earth
The closest look at the dwarf planet we've ever had.
Is There Life on Saturn's Moon? To Find Out, Watch Its Geysers
The possibility of life on Enceladus may depend on the size of its ocean, and its geysers have some clues.