Nebulas — colorful clouds of expanding gas and dust — have long captivated stargazers with their beauty. Here are some of the ...

Astronomers have used NASA's James Webb Space Telescope to find strong evidence for a planet orbiting a star in the triple ...

One of the brightest stars in the night sky seems to be orbited by a planet like Jupiter. The news is sure to cheer fans of ...

Instead, scientists are looking into existing spacecraft already in orbit around other planets. Harvard Professor Avi Loeb ...

An international team of astronomers has identified the earliest black hole ever confirmed, an ancient behemoth that existed ...

Alpha Centauri A, four light-years from Earth, may host a gas giant. If confirmed, no Earthlike planets orbit in the star’s habitable zone.

In some of its most ambitious work yet, the James Webb Space Telescope looked to spot a planet in a potentially habitable ...

Researchers may have discovered a gas giant orbiting the star Alpha Centauri A, and it appears to be in the star's habitable ...

A newly surfaced NASA directive reveals a fast-tracked effort by the United States to deploy a nuclear reactor on the Moon ...

Astronomers discover a rare “jellyfish” galaxy with the Webb telescope, whose bright trail reveals how stars are born when ...

Europa’s surface chemistry hints at life-supporting conditions below. Lab tests reveal how peroxide forms in unexpected ...

The NASA/ESA/CSA James Webb Space Telescope has captured and amazing view of the Sombrero Galaxy (Messier 104). The galaxy is ...