Looking for a sky event this week? Check out our full Sky This Week column. March 9: Callisto's disappearing act The Moon passes 0.7° south of the star Antares in the constellation Scorpius at 8 A.M.

Their results were published in the journal Astronomy and Astrophysics. Together, the observations and simulations show that dust grains alone cannot explain how winds escape from oxygen-rich red ...

You live in a galaxy packed with black holes that never announce themselves. They do not blaze in X-rays or glow with stolen gas. They hide. Astronomers find them by watching the stars that dance ...

A distant red giant star is rippling with seismic vibrations, and for the first time, a NASA spacecraft has translated those subtle pulses into a kind of cosmic song directed at a hidden black hole ...

New high-resolution simulations reveal that stellar rotation plays a crucial role in transporting material inside red giant stars.

"These vibrations told us something unexpected about this star's history." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, ...