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.

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...

Astronomers have achieved a first in exoplanet hunting by using the Hubble Space Telescope images to investigate a mysterious ...

A top a mountain in Chile, where the days are dry and nights are clear, a team of scientists and engineers is preparing for ...

This image, taken with ESO’s Very Large Telescope (VLT), shows the supernova remnant SNR 0509-67.5. These are the expanding ...

Exoplanet HD 189733 b's secrets were unlocked by NASA's Hubble Telescope.

Witness the breathtaking beauty of our home galaxy, the Milky Way, through 6 stunning images captured by NASA's Hubble Space Telescope.

NASA says with the help of data from the James Webb Space Telescope, scientists have confirmed the presence of water crystals around a Sun-like star, some 155 light-years away from Earth. The star, ...

Explore the 35-year journey of the Hubble Space Telescope, reshaping our understanding of the cosmos with stunning images and discoveries.

Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ever since.