Have telescope, will travel, sometimes really far. The University of Virginia Occultation Group, astronomy undergraduates who observe and track asteroids and small planets, make most of their ...

Space has a way of making scientists throw out their textbooks. Just when astronomers think they understand how the universe works, a telescope captures something that doesn’t fit any existing theory.

A 3.5-gallon volume of deep space, specifically within the Milky Way's Orion-Cygnus Arm, would contain approximately 4 million neutrinos and about 13,000 gas atoms, predominantly hydrogen and helium.