[ad_1] There seemed to be no Trojan asteroids on Earth either, until astronomers found one in 2010 at the L4 Lagrange point, 60 degrees ahead of Earth. Subsequent searches wereRead More
Tag: Earths
Boundary of Earth’s heliosphere now mapped
[ad_1] used in 2009 NASA’s Interstellar Boundary Explorer, Also known as IBEX, astronomers have observed a strange ribbon-like structure dancing between our solar system and the rest of interstellar space.Read More