A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

NASA’s recent Image of the Day was the outer regions of the Tarantula Nebula, which is billed as one of the biggest and ...

Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

The MeerKAT telescope is located in the Karoo region of South Africa, is made up of 64 radio dishes and is operated and ...

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

Astronomers have discovered two strange objects that could be young stars — except they're completely surrounded by ice.

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...

High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

Have you ever looked at the beach and wondered how many grains of sand there are? That can be mind-boggling to think about.

Two stars in Wolf-Rayet 140 collide, forming carbon-rich dust. Webb captured 17 expanding dust shells, revealing ...