Humans have discovered powerful telescopes to gaze at the beautiful night sky, only to realize that distant objects in space are things of the past. The light of these distant objects takes a certain ...

NORFOLK, Va. — A light year is exactly what it sounds like: the distance light travels in one year. If you need to get somewhere quick, you'd want to jump on this train because light travels through ...

Astronomers have just confirmed one of the strangest kinds of worlds imaginable, a planet drifting through the galaxy with no ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Even if they were dozens of light-years away, two colliding neutron stars could create a powerful enough explosion to wipe out life on Earth. At least, that’s according to a recent paper published in ...

A Hubble Space Telescope image of the core of quasar 3C 273. A coronagraph on Hubble blocks out the glare coming from the supermassive black hole at the heart of the quasar. This allows astronomers to ...

Astronomers have recently made exciting discoveries about the exoplanet TRAPPIST-1e, which lies just 40 light-years from Earth. The findings, published inThe Astrophysical Journal Letters in 2025, ...

"The launch of a black hole jet has never been observed before in real-time." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have, ...

Help please. I need to convert a bunch of distances in light years to meters in scientific notation. How can I change something like 40 million light years into something like 1.4X10^15 meteres or ...