Roughly 252 million years ago, Earth experienced its deadliest known extinction. Known as the Permian–Triassic Mass ...

A mystery interstellar object discovered by a British astronomer is most likely the oldest comet ever seen. The "water ...

A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to scientists.

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

Around 20,000 readers voted in the 2025 Telegraph Travel Awards. Here we reveal your top (and least favourite) countries ...

In its closest-ever dive into the Sun’s atmosphere, NASA’s Parker Solar Probe has returned stunning new images and data that ...

By flying closer to the Sun than ever, Parker Solar Probe reveals the chaotic birthplace of solar wind and space storms, ...

On its record-breaking pass by the Sun late last year, NASA’s Parker Solar Probe captured stunning new images from within the Sun’s atmosphere. These newly released images — taken closer to the Sun ...

A mystery interstellar object discovered by a British astronomer is most likely the oldest comet ever seen. The "water ice-rich" visitor, which has been given the name 3I/ATLAS, is the first object to ...

KEY POINTS NASA’s Parker Solar Probe has taken the closest ever images to the Sun, captured just 3.8 million miles from the solar surface. The new close-up images show features in the solar wind, the ...

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

Budget airline Norwegian Air reported second-quarter earnings above market expectations on Friday and said it would pay a ...