The SIRIUS mission performs night-time study of the thermal IR heat signatures of several European cities daily.

Earth has experienced both hot and cold periods over time, though warm times have been more common. That’s true of the last 485 million years, as seen in this timeline reported in 2024. Our genus, ...

The Earth, along with our entire solar system, is not stationary. It is in constant motion, traveling through space at ...

Shubhanshu Shukla Axiom-4 Mission, Astronaut Shubhanshu Shukla Return Live Updates: The ISS orbits earth at a speed of 28,000 ...

Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

Group Captain Shubhanshu Shukla, India's first astronaut on ISS, returns to Earth on Tuesday after a successful 18-day mission. The Dragon spacecraft will splash down in the Pacific Ocean.

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

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

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.

Despite Earth reaching its aphelion, the farthest point from the sun, the Northern Hemisphere is experiencing scorching heat.

Right now, Earth is about 3.1 million miles farther from the sun than it is in early January when it reaches perihelion, its ...

Discover why Earth's farthest distance from the sun coincides with summer heat, then grab your binoculars for a week of ...