Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence ...

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

A Triple Star System Yields an Unusual Surviving Star Unlike our Sun, which exists alone, at least half of the stars in our ...

See composite views of the Cartwheel Galaxy captured by the James Webb Space Telescope. The galaxy is 500 million light years ...