Vesta, thought to be the second-largest asteroid in the solar system, could be a piece of an ancient, unknown planet, a new study hints.

Vesta has a number of characteristics working in its favor when it comes to its visibility in the night sky. For one, it ...

All but one of Andromeda's satellite galaxies were found to be pointing right at us. According to our best models, that shouldn't be the case at all.

Astronomers using the James Webb Space Telescope have directly detected the faint glow of a planet that’s colder than any ...

An enormous glowing cloud that contains approximately 3,400 solar masses worth of gas has been discovered near the solar ...

Scientists have uncovered a colossal, previously hidden hydrogen cloud, named Eos, just 300 light-years from Earth — the ...

The birthplace of stars begins within large, cold clouds of gas and dust, which eventually collapse under the weight of ...

NASA’s Lucy spacecraft captures asteroid Donaldjohanson, marking a new step in its mission to explore the solar system’s ...

Known as the flower moon, May's full moon will reach peak illumination at 12:56 p.m. ET on Monday, May 12, according to the Old Farmer's Almanac. May's full moon will be a micromoon, which is when the ...

Like how the Earth keeps the Moon bound on a gravitational tether, our nearest galactic neighbor, the Andromeda galaxy (M31), ...

The Andromeda Galaxy's family of dwarfs are an enigma. First it was the unusual flat plane around which more than half of them orbit, and now this lopsidedness. It just goes to show that sometimes it ...

This week is International Dark Sky Week. Lights that are aimed upwards or not properly capped illuminate the atmosphere and ...