The photo of a 9.5-light-year-long cloud within the Eagle Nebula celebrates the space telescope’s upcoming 35th birthday.

The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and solar ...

The rotating disk galaxy, mostly made up of dark matter, was discovered within a larger cloud of fast-moving hydrogen gas.

The company is developing a commercial replacement for the ISS, currently planned to be retired at the end of the decade.

The U.S. is in the midst of a second Space Race, and NASA is in a time crunch. How can it keep ambitions for the Moon and ...

Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.

Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...

The shining Southern Pinwheel Galaxy (M83) in Hydra checks almost every box an amateur astronomer could desire.