A single sewing needle is tiny enough to slip through fabric unnoticed, yet physics suggests that if it somehow struck Earth at light speed, the result would look less like a pinprick and more like a ...

The Planetary Defence System of the ESA earlier identified the 40,000th near-Earth asteroid. The current tally since the ESA ...

NEW YORK — Space weather forecasters issued an alert on Tuesday for incoming severe solar storms that could produce colorful northern lights and temporarily disrupt communications. In the past few ...

BEIJING (AP) — A group of Chinese astronauts faces a delayed return to Earth after their spacecraft was believed to be struck by a small piece of debris. Their return, originally scheduled for ...

Due to the lapse in federal government funding, NASA is not updating this website. We're working continuously to improve our search results. If you aren't finding what you expect, please use our ...

When you think of moons orbiting around celestial bodies, the first that naturally springs to mind is Earth's own moon. Certainly, that moon is ours – it is firmly locked within orbit around our ...

Due to the lapse in federal government funding, NASA is not updating this website. We're working continuously to improve our search results. If you aren't finding what you expect, please use our ...

Global scientists warn that humanity is on the verge of crossing irreversible climate thresholds, with coral reefs already at their tipping point and polar ice sheets possibly beyond recovery. The ...

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

WASHINGTON, Oct 24 (Reuters) - A fossil site in New Mexico with numerous dinosaurs, including the gargantuan Alamosaurus, dates to shortly before the asteroid strike that abruptly ended the age of ...