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.

This stunning image dubbed 'Cosmic Owl' captures a remarkable moment in deep space, billions of light years away.

Here are 8 incredibly beautiful and mesmerizing deep space images captured by NASA’s Hubble Space Telescope, showcasing the ...

Baryon acoustic oscillations (BAOs) – the “sound of the Big Bang” – support the idea of a local void. Gabriela Secara, ...

Find Hubble Tension Latest News, Videos & Pictures on Hubble Tension and see latest updates, news, information from NDTV.COM. Explore more on Hubble Tension.

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

These telescopes represent the cutting edge of astronomical discovery, probing the universe across the electromagnetic ...

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 ...

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor.