This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

In celebration of the Hubble Space Telescope's 35 years in Earth orbit, NASA is releasing an assortment of compelling images ...

The iron in our blood comes from supernova — exploding stars ... Image An image from the James Webb Space Telescope shows the Rho Ophiuchi cloud complex, the closest star-forming region to ...

The Hubble Space Telescope "opened a new window to the universe" when it launched into space. Now, 35 years later, NASA is ...

NASA is releasing stunning photos taken by the Hubble Space Telescope to celebrate its 35th anniversary. Check them out below ...

Webb detected rare neon gas in M83. This may signal a hidden black hole, challenging the idea that the galaxy has only ...

Astronomers have detected a lone black hole drifting through the Milky Way—an unprecedented discovery made possible by gravitational lensing. Weighing seven times the Sun, it bends light from ...

This image features the remains of a supernova that was seen in 1572 and famously studied by Danish astronomer Tycho Brahe. It lies about 13,000 light-years away in the constellation Cassiopeia. This ...