This summer, a dead star in a nearby galaxy flared back to life in an abnormally brilliant but brief nova, providing astronomers a fleeting glimpse of a mysterious class of stellar duo.

Twenty-five years ago, NASA launched one of the most ambitious experiments in the history of astronomy: the Hubble Space Telescope. In honor of Hubble's landmark anniversary, NOVA tells the ...

One of the world's most popular lecturers on astronomy, Tyson is a familiar face to NOVA audiences, having hosted the miniseries Origins (PBS, 2004) and having been a featured scientist in prior ...