The flyby came on the fourth anniversary of 2020 XR's discovery,. Asteroid 2020 XR is somewhere between 1,000 and 2,300 feet ...

A stadium-size asteroid made its closest approach to Earth Wednesday, according to NASA's Jet Propulsion Laboratory (JPL). It was the first of two asteroid fly-bys this week. The asteroid, known as ...

Asteroid 2020 XR is somewhere between 1,000 and 2,300 feet (300 and 700 meters) wide, according to the European Space Agency (ESA). At roughly the size of a large stadium — or several million ...