A weird gamma ray burst doesn't fit our understanding of the cosmos

Astronomers have spotted a strange blast of gamma radiation from space that defies categorisation, and it…

What the world’s largest liquid mirror telescope means for astronomy

The International Liquid Mirror Telescope, perched high in the Himalayas, has finally started making observations. If…

Amazing image of crescent Earth rising over the moon captured by Orion

The Orion capsule has made its closest pass above the surface of the moon and begun…

Mars may have a huge plume of hot rocks rising towards its surface

Mars has been viewed as a mostly geologically static world, but the planet may have an…

Plasma sail spacecraft could soar like an albatross to Alpha Centauri

A spacecraft equipped with a “sail” made from plasma could build up speed by repeatedly crossing…

JWST has taken pictures of clouds on Saturn’s moon Titan

The James Webb Space Telescope and the Keck Observatory in Hawaii have watched clouds changing shape…

Ancient megatsunami on Mars traced to the crater where it began

Before Mars dried up, an asteroid slammed into one of its oceans and caused a colossal…

Artemis astronauts prepare for future moon missions in Arizona desert

Deep in the Arizona desert, astronauts are learning how to walk on the moon …

See the astronauts learning how to walk on the moon… in Arizona

These photographs are of JETT3 and D-RATS, two Earth-based missions designed to replicate aspects of future…

How to see Mars disappear behind the moon this December

A rare lunar occultation of Mars will be visible from parts of the world this month.…