Scientists have known for many years that asteroids often follow planets, moving in the same orbit around the sun. These so-called "Trojan asteroids" have been spotted tagging alongside Jupiter, Mars, and Neptune.
Earth, however, was believed to be free of these celestial stalkers — until now. Astronomers from Athabasca University in Canada, using data from an infrared NASA telescope that's orbiting the Earth, discovered an asteroid tracking us from just 50 million miles away.
The astronauts aboard NASA's Artemis II have now traveled farther from Earth than any other humans...
As millions of people held their breath, the four Artemis II astronauts flawlessly splashed down back...
It has only been a couple days since NASA successfully launched astronauts to the moon for...
