What stars and planets are visible in the night sky tonight? Join us for an introduction to the night sky, the stars, and constellations. Then we’ll lift off of the Earth to take a tour of the solar ...

With the help of a three-dimensional map of stars near the sun, astronomers can search for alien planets that might hold life ...

Brown dwarfs are curious celestial bodies that appear to straddle the mass divide between stars and planets. Often referred to as "failed stars," brown dwarfs form in isolation from a collapsing ...