The day marks the anniversary of a large meteor impact in Siberia on June 30, 1908. This is known as the Tunguska event. As the meteor entered the atmosphere, it exploded several miles above the ...

When we think of space, usually planets, stars, or black holes steal the spotlight. But asteroids, which also form a crucial part, are as interesting and full of mysteries that are yet to be studied ...

The solar system is a collection of celestial bodies held together by the sun's gravitational pull. Our solar system is located in the Milky Way galaxy. The solar system consists of eight planets, ...

Last week, I wrote about the UA’s OSIRIS-REx space mission to gather samples from an asteroid. One of the OSIRIS-REx’s mission is to teach us earthlings about the mission via Facebook, Twitter and ...

June 30, 2015, was the first “Asteroid Day,” when “people from around the world come together to learn about asteroids” and what can be done to protect the planet from asteroid and comet impacts, ...

Simulations of asteroids near Venus reveal gaps in our ability to detect them. Astronomers are investigating a little-known and largely unseen group of asteroids that quietly orbit the sun alongside ...

On Oct. 1, 2025, the small asteroid known as 2025 TF whizzed past Earth at a distance of only 266 miles (428 kilometers) from our planet — roughly the same altitude as the International Space Station.

NASA has been tracking a house-sized asteroid in the vicinity of Earth that is hurtling through space at a zippy 42,300 miles per hour. Known as "2025 HM4," the asteroid's path brought it within a ...

NASA is monitoring three asteroids soaring past the Earth at about 8,000 to 15,000 miles per hour, the biggest of which measures around 1,300 feet in diameter. The largest space rock, known as "424482 ...

An international study led by researchers at São Paulo State University (UNESP) in Brazil has identified a little-known but potentially significant threat: Asteroids that share Venus's orbit and may ...

Because their orbits are unstable, a possibility exists that the asteroids could break off from their current trajectory and one day head on a collision course for Earth. The Venusian space rocks are ...