Though the space agency issued an alert at 4:27 a.m. ET, it also said that the impact would be "harmless." ...
The asteroid, called 2020 XR, made its closest approach today at approximately 12:26 a.m. EST (0526 GMT), passing just under ...
A small asteroid raced toward Earth on Tuesday morning, creating a fireball across the skies above eastern Russia, according ...
A small asteroid moved toward Earth before burning out above far northeastern Russia. NBC News' Gadi Schwartz speaks to NASA ...
The asteroid impacted Earth’s atmosphere on Tuesday and created a fireball over eastern Russia, according to NASA.
Astronomers have discovered over a thousand photos of asteroids that had been hiding in Hubble images, unnoticed until now.
The massive space rock is large enough to wipe out a small city, and it's moving toward Earth at about 27,500 miles per hour, ...
NASA's NEOWISE mission contributed to planetary defense efforts with its research to catalog near-Earth objects.