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

Astronomers have confirmed a wandering black hole, about seven times the mass of the Sun, 5,000 light-years from Earth.

The stellar wind spreads the dust particles ahead and behind the world. Its loss of mass rate is estimated to be 10 Earths ...

A team of US astronomers led by Kailash Sahu said they have finally discovered the first isolated stellar-mass black hole ...

The "Blue Marble" was the first photo of the whole Earth and the only ever taken by a human. Fifty years on, new images of ...

A NASA rover taking rock samples on Mars has uncovered a plentiful mineral that was invisible to orbiters studying the Red ...