NASA says these images offer a rare chance to watch space weather begin with our own eyes. It’s a vital step to improve ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

There’s been widespread speculation that an asteroid, as large as the Himalayas, will collide with Earth on April 29, 2020, ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Imagine looking up at the night sky in wonder. It’s clear and the blackness is studded with stars, thousands of light years ...

The ancient Greek philosopher Anaxagoras (500-428 BC) was the first person to hypothesize that the seeds of life are present ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...