Each stab outward into space gives us a chance to image some new part of our cosmic neighborhood, from Earth to water on Mars to the strange moons of Jupiter and Saturn.
Researchers at Livermore National Lab expect to be producing energy with a controlled, self-sustaining fusion reaction within three years.
Rainbows, mirages, halos, and more: Tim Herd explains the gamut of visual wonders in the book Kaleidoscope Sky.