"GW250114 is the loudest gravitational wave event we have detected to date; it was like a whisper becoming a shout." ...

Hubble has uncovered a rare ultra-massive white dwarf created in a violent star merger. Once thought to be ordinary, the star ...

A planetary dispute turns cosmic. When Uranus ventures too close to Earth, tensions rise and the solar system watches.

September 2026 - 14 days Register for 2026 now at tours@newscientist.com and we will contact you with confirmed tour details ...

Ten years ago, scientists heard the universe rumble for the first time. That first discovery of gravitational waves proved a ...

I remember watching a documentary that described Jupiter as a gas giant. The image that came to my mind was a huge, soft ...

Scientist Avi Loeb, who has made headlines for his theories about interstellar objects, says we are "probably not" alone.

"When we see features like this in sediment on Earth, these minerals are often the byproduct of microbial metabolisms that ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...

Ten years ago, astronomers made an epic discovery with the Laser Interferometer Gravitational-Wave Observatory. Cosmology ...

On Monday, Sept. 22, day and night will be nearly equal in length as Earth's axis is side-on to the sun, officially beginning autumn in the Northern Hemisphere.

October 2026 - 11 days Register for 2026 now at tours@newscientist.com and we will contact you with confirmed tour details ...