Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

The Helix Nebula is one of the most well-known and commonly photographed planetary nebulae because it resembles the “ Eye of ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...