Asteroids are important building blocks of our solar system. When spacecraft study these small worlds, we learn more about how our neighborhood was formed — moons, planets and, of course, our own planet Earth.
An asteroid on a collision course with Earth is inevitable. Astronomer Michael Lund explains how a new telescope under construction in Chile will become a vital tool for detecting objects that could devastate our planet.
On June 30, 1908, a giant fireball exploded over the forests of Tunguska in Siberia. The impact leveled hundreds of miles of forest, and the exact cause is a bit of a mystery. See how it happened in our On This Day in Space video series.
Army Space and Missile Defense Command's Brig. Gen. Tim Lawson: “Do we want to be part of the Space Force? That is yet to be determined"
Virgin Orbit is planning a key test of its LauncherOne system as soon as next week, a final step before the vehicles first launch later this summer.