Vast, quasi-circular features on Venus's surface may reveal that the planet has ongoing tectonics, according to new research ...

This week, an old astronomical controversy is renewed as researchers present new evidence for a hidden "Planet X" in our ...

Astronomers believe that Planet Nine could be 5-7 times the size of Earth and situated more than 200 times farther from the sun than our planet. It is believed to orbit the Sun in 10,000 to 20,000 ...

The secret to their massive size might lie hidden in the cooling climate after a period of extreme warmth. About 92 million years ago, Earth experienced the Cretaceous Thermal Maximum, a period ...

A new study reveals that less than 0.001% of the deep seafloor has been visually recorded, exposing major gaps in ocean ...

A failed Soviet spacecraft that was mistakenly trapped in Earth orbit more than 50 years ago is expected to finally crash ...

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

placing it in the top three hazards for the planet. 2025 FA22 is 656 feet or 200 meters in diameter - as tall as The Gherkin in London or New York's Trump Tower - and will approach Earth on ...

A new study finds that humans have visually explored just 0.001 per cent of the deep seafloor - leaving vast areas unknown ...

Before humans ever appeared and not long after the dinosaurs went extinct, a new giant rose to the top of the food chain. It didn’t fly or roar– it slithered, and it did so with incredible ...