We've been told our Milky Way galaxy is hurtling towards an inevitable, head-on collision with its colossal neighbor, ...

As early as 1912, astronomers realized that the Andromeda galaxy, then considered just a nebula, was heading toward us—toward the Milky Way. A century later, astronomers using NASA’s Hubble Space Tele ...

NASA officer Dr Kelly Fast is responsible for identifying and tracking asteroids, and figuring out if any of these rocky ...