The JWST is already delivering on its promise to transform cosmology

Almost a year after its first images were released, the James Webb Space Telescope is living…

Fastest star in the galaxy clocked at 2285 kilometres per second

Astronomers have spotted white dwarfs moving faster than any free-moving star seen before – so fast…

What the huge young galaxies seen by JWST tell us about the universe

A few months ago, the James Webb Space Telescope spotted six early galaxies that were so…

Fast-growing galaxy seen by JWST offers window on the early universe

A galaxy seen 700 million years after the big bang appears surprisingly mature, suggesting some pockets…

Astronomers are using a new supernova to search for alien signals

If any alien civilisations have spotted the new supernova SN 2023ixf in the Pinwheel galaxy, they…

Has anyone really seen evidence of aliens visiting Earth?

The hunt for extraterrestrial spacecraft has generally been scattered and disorganised, but now NASA is collecting…

Watch Mars ‘livestream’ by the European Space Agency – latest updates

The European Space Agency is about to attempt the first ever livestream from another planet –…

Hundreds of weird filaments of gas are hiding in our galaxy’s centre

Astronomers have found strange strings of hot gas near the supermassive black hole at the centre…

Planned moon landings could pelt orbiting spacecraft with dusty debris

The large landing vehicles planned for NASA’s upcoming moon missions will throw up large amounts of…

How to spot Ophiuchus, the thirteenth zodiacal constellation

Often referred to as the thirteenth sign of the zodiac, Ophiuchus sits alongside Sagittarius and Scorpius.…