There is a category of planet that belongs to no star. It was thrown clear of its solar system early in the chaos of ...

Moons orbiting free-floating planets that wander the cosmos without a host star could sustain extraterrestrial life for billions of years ...

According to the space agency's tracking, the rock is hurtling through space at more than 21,500 miles per hour.

The possibility that a huge space rock — once deemed the riskiest asteroid ever observed — could hit the moon now appears to ...

Elisha Sauers writes about space for Mashable, taking deep dives into NASA's moon and Mars missions, chatting up astronauts and history-making discoverers, and jetting above the c ...

Track the waning gibbous moon and bright star Antares in the pre-dawn sky on March 9. Learn where and when to see them, with telescope and binocular guidance.

Using the NIRSpec data, planetary scientists measured the physical properties of the auroral footprints of Jupiter’s two innermost Galilean moons, Io and Europa, including the local temperature and ...

Sky-gazers will have the opportunity to see six planets in the sky on Saturday, weather permitting, according to NASA.

This Sky Above episode showcases the total lunar eclipse that will turn the moon a deep shade of red, astronomical spring, ...

Saturn’s system is mainly shaped by Titan, its largest moon, which is moving outward rapidly due to tidal forces within Saturn. A new study led by SETI Institute scientist Matija Ćuk suggests that ...

“While 3I/ATLAS is a visitor from interstellar space, travelling from outside the Solar System, its behaviour is completely in line with that expected from a ‘normal’ comet,” the agency said in a ...