The 0.75-mile-wide Trojan asteroid is only the second to be discovered in Earth s path around the sun—and is more than three times the size of the first one identified.
Astronomers estimate the Trojan asteroid will accompany Earth for more than 3,500 years The second Earth Trojan asteroid was confirmed by astronomers and called it 2020 XL5, according to a new study published in the journal Nature on February 1.
Trojan asteroid, also called Trojan planet, is any one of a number of asteroids that occupy a stable Lagrangian point in a planet s orbit around the Sun
An asteroid over a kilometer across has just officially become only the second Earth Trojan asteroid known an asteroid that shares its orbit with Earth.
Well, kinda. Bear with me a sec and I'll explain.