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.

The James Webb Space Telescope's Near-Infrared Camera (NIRCam) reveals a stunning view of star-forming region Sagittarius C ...

Scientists using the James Webb Space Telescope (JWST) have discovered a strange, owl-faced object deep in space. Nicknamed ...

This stunning 527-megapixel composite reveals both visible and infrared views of young stars, ionized gas, and dust filaments ...