Using observations from both ground-based telescopes and space instruments, they were able to measure the planet's size and ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Most of the planets we’ve identified are in orbit around stars and formed from the disks of gas and dust that surrounded the ...

A new study referencing a past NASA Cassini observation found the presence of 'slushy tunnels' in Saturn's largest moon Titan ...

Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a ...

Jupiter, as always, is a dazzling object, shining among the stars of Gemini the Twins. It reaches opposition on Jan. 10; this ...

Saturn and the Moon will share the sky on January 23 as part of a conjunction. A conjunction is when two objects in the sky ...

From a ‘blood moon’ and a total solar eclipse to meteor showers and conjunctions, these are the 10 events astrophotographers ...

Quite far beyond the Milky Way is a lone planet that astronomers found new information about. For the first time, scientists ...

Bright full moons, dazzling meteor shower displays and remarkable total eclipses will give stargazers plenty of reasons to ...

NASA's Voyager 1, launched in 1977, will reach one light-day from Earth in November 2026, emphasising the immense scale of ...

Planetary alignments, a total lunar eclipse, and meteor showers are highlights to look for in the coming year.