NASA's Center for Near-Earth Object Studies has been tracking Asteroid 2024 YR4 since it first came into view last year.

The Earth and moon are within view of NASA's Artemis 1 Orion spacecraft. The Earth is over 260,000 miles away (418,000 km) in ...

The ability to join two satellites in space, known as docking, is critical for India’s upcoming Chandrayaan-4 mission and the ...

A later variation appeared in a book, titled The Discovery of a World in the Moone by John Wilkins (1614-1672), an English ...

In the early 1600s, Dutch spectacle maker Jan Lippershey discovered that combining lenses could magnify distant objects.

since the moon blocks noise from Earth's ionosphere and human radio transmissions. "This will allow us for the first time to do radio observation at low frequencies that are not possible from ...

When Apollo astronauts stumbled across shimmering orange beads on the moon, they had no idea they were gazing at ancient relics of violent volcanic activity. These glass spheres, tiny yet mesmerizing, ...

A pair of European satellites have created the first artificial solar eclipses through precise and fancy formation flying.

The James Webb Space Telescope has taken another look at the potential "city-killer" asteroid 2024 YR4 and found its chances ...

No one expected these glittering bits among the gray lunar dust back then. The beads, smaller than grains of sand, formed ...

NASA astronaut Christina Koch takes a space selfie with Earth ... during the first all-woman spacewalk on October 18, 2019. Nearly 50 years have passed since we last landed on the moon, when ...

Solar Orbiter captures first-ever images of the Sun’s poles, offering insights into solar magnetism, atmospheric motion, and ...