A new study proposes that seeding the orb’s underground ocean with microbes might help us learn how to make other worlds ...

The innermost planets straddle nighttime, with Mercury in the evening and the greatest western elongation of Venus in the ...

Scientific American spoke with the astronomer who has contributed to the discovery of two thirds of Saturn’s known moons ...

The moon will rise with Venus and the ice giant Neptune in the pre-dawn sky on Thursday, May 22.

Explore NASA's cancelled Europa mission and learn why Europa is a key target in the search for extraterrestrial life.

New NASA supercomputer simulations show that Saturn's rings may have been formed by a 'massive collision' of icy moons.

Now just 1.7° apart, Saturn and Neptune are visible in Pisces, some 15° high by 4 A.M. Catch them in the early-morning ...

Saturn and Neptune are joined by the crescent Moon in the early-morning sky as our satellite moves along the ecliptic.

It was a race against the rising sun as astrophotographer Josh Dury captured a fleeting cosmic moment before dawn’s light ...