KF is set fly very close to the Earth this Wednesday, according to NASA. Its size is comparable to 12 and a half fully grown ...

A newly discovered house-size asteroid is set to make a close, yet harmless approach to Earth on May 21, passing within ...

A house-sized asteroid flew past Earth while you were asleep. The space rock designated 2025 KF made its closest approach at ...

NASA has tracked four asteroids set to safely fly past Earth between May 23 and 25, including one the size of a stadium.

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space.

An asteroid named Apophis, officially designated 99942 Apophis, is due to pass closer to the Earth than some satellites orbit on April 13, 2029. Apophis was discovered on June 19, 2004, by astronomers ...

The asteroid, with a diameter of about 950 feet will come close enough to Earth on Friday to warrant astronomers keeping a ...

At 950 feet in diameter, the asteroid is about the size of a typical stadium, or three football fields. The Virtual Telescope Project plans to stream the event live on YouTube. An asteroid about ...