On October 10, 2020, a near-Earth asteroid was spotted for the first time. Now, two years later, the airplane-sized object is returning for a visit that will bring it within 400,000 miles of Earth.

It could mean a "negative" leap second. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Even time did not escape 2020 unscathed. The 28 fastest ...

NASA has posted a video (above) featuring its top 20 Earth shots captured by astronauts on the International Space Station (ISS). The breathtaking photos include glorious landscapes and sprawling ...

HELSINKI — China has set its sights on near-Earth object 202 PN1 as the target for a combined asteroid deflection and observation test mission due to launch in 2026. The new details of the near-Earth ...