A close-approach viewer of 2025 TF in CNEOS suggests the asteroid flew over Antarctica. Measured through the poles, the Earth's radius is 3,950 miles (6,357 km) — meaning the flyby was roughly 262 ...

See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

An asteroid just flew closer to Earth than many satellites, according to space agencies. The space object, named 2025 TF, ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

Good news: It's probably not going to hit Earth anymore. Bad news: It still could hit the moon — and some astronomers think NASA should blow it up. An asteroid that could be as big as the Statue of ...

Quasi-moons are not real moons and don't actually orbit the Earth, although they sometimes appear to do so for short periods of time, Phil Nicholson, professor of astronomy at Cornell University, told ...

Final tests of NASA's laser beam communication technology suggests we'll soon have a new way to keep in touch with astronauts and spacecraft venturing into deep space.

NASA has thrown a lifeline to scientists working on a mission to visit an asteroid that will make an unusually close flyby of ...

CHICAGO -- A newly discovered asteroid roughly the size of an Olympic swimming pool has a "small chance" of colliding with Earth in 23 years, with a potential impact on Valentine's Day in 2046, ...

NASA's OSIRIS-APEX mission, which was one of 19 designated to be canceled by the Trump administration, has been saved from ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...