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.

New images taken by NASA's James Webb Space Telescope show young stars forming within a "toe bean" on the Cat's Paw Nebula.

Names are a strange thing in astronomy. Sometimes scientists come up with grandiose, simple name, like the Extremely Large Telescope. Other times, they come up with unique sounding names, like quasars ...

There was also Comet C/2023 A3 (Tsuchinshan-ATLAS), which became visible to the naked eye during late summer and early autumn ...

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From a Mars rover selfie to an astronaut's view of the flower moon, these space images will give you a new perspective on our ...

By studying what makes the Milky Way unique, astronomers are hoping to understand our galaxy’s past and unravel the mystery ...

Pan across the James Webb Space Telescope's view of the Cosmic Cliffs, "a region at the edge of a gigantic, gaseous cavity within the star cluster NGC 3324," according to NASA/ESA. NGC 3324 is within ...

A new observatory in Chile has produced a stunningly detailed image of a nebula resembling cotton candy, using the largest ...

A new observatory in Chile has produced a stunningly detailed image of a nebula resembling cotton candy, using the largest ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

The camera, now bolted to the end of a giant telescope at the Rubin Observatory, is expected to shoot photos of 20 billion galaxies, to be stitched together in broad panoramas giving astronomers ...