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

Whenever we enter Valentine’s season, astronomers are sometimes asked about possible Valentine’s Day stars.  To answer this ...

For years, Betelgeuse’s sudden dimming and erratic behavior puzzled astronomers and fueled speculation about an imminent explosion. New observations and models now show what was actually happening ...

It’s not seaweed. They’ve been called the “lungs of the sea.” And while certain marine microbes could also compete for that ...

From degeneracy to galactic archaeology, white dwarfs are helping scientists make sense of some of the universe's burning mysteries.

The actress expressed optimism that younger actresses don't have to deal with similar pressure today Nancy McKeon is opening ...