But evaporation, freezing and rocks can’t quite account for all the water that must have covered Mars in the distant past. Calculations suggest the “missing” water is enough to cover the planet in an ...

Almost 90% of Antarctica's land is covered in a thick layer of ice — around 1.3 miles (2.2 kilometers) deep, on average — and it's been that way for around 34 million years. Yet researchers have only ...

Evidence is mounting that a secret lies beneath the dusty red plains of Mars, one that could redefine our view of the Red ...

BEIJING/CANBERRA: Evidence is mounting that a secret lies beneath the dusty red plains of Mars, one that could redefine our ...

Webb Space Telescope reveals a surprisingly clear atmosphere on planet TOI-421 b, helping scientists understand the evolution ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

was the hottest year in human history, and countries show no signs of reining in planet-wrecking fossil fuels.

The Eternals are a team of ancient aliens who have been living on Earth in secret for thousands of years. When an unexpected tragedy forces them out of the shadows, they are forced to reunite against ...

Launched in 1972 by the Soviet Union, the spacecraft known as Kosmos 482 was part of a series of missions bound for Venus. But this one never made it out of orbit around Earth, stranded there by a ...

Neptune, TOI-270 d provides a critical opportunity to understand atmospheric composition and planetary evolution in a ...