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

The birth of massive stars is still a mystery to us. This is because these stars are embedded in an extremely dense medium of gas and dust, says Rolf Kuiper, the leader of the Emmy Noether Research ...

Stars are born in a cosmic tug-of-war. The interplay between gravity, turbulence, and magnetic fields (B-fields) weaves ...