Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy.

Astronomers used the James Webb Space Telescope for the largest and deepest sample of galaxy groups, some of which were up to ...

Astronomers have discovered the most distant and thus earliest spiral galaxy ever seen, using the James Webb Space Telescope (JWST). This "twin" of the Milky Way existed just 1 billion years after the ...

In this new work, the scale of the simulations demanded a computational effort comparable to running 140,000 computers at the ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

Using the James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts, a team of ...

Astronomers have developed a computer simulation to explore, in unprecedented detail, magnetism and turbulence in the ...

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

I expect to see the existence of extraterrestrial life confirmed within the next few years. When it happens, let the moment sink in.

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those missing pieces were going to be." ...