Video highlights from all your favorite shows, such as Wonders of the Solar System, Through the Wormhole, How It's Made, Mantracker, and Into the Universe with Stephen Hawking.

There is one ultimate truth that the world is afraid to accept ... the reality that we are not alone in the universe, the proof is here, the proof is real, seek out the truth ... Aliens the Truth.

Emily Levesque discusses the history of stellar astronomy, present-day observing techniques and exciting new discoveries, and explores some of the most puzzling and bizarre objects being studied by astronomers today.

Observations made with ESO's Very Large Telescope have for the first time clearly revealed the effects of Einstein's general relativity on the motion of a star passing through the extreme gravitational field very close to a supermassive black hole.

A large, legal, every day growing universe of lyrics where stars of all genres and ages shine.

Interactive scale of the universe. Zoom from the edge of the universe to the quantum foam of spacetime and learn the scale of things along the way.

Where you can help astronomers explore the universe. Hubble uses gorgeous imagery of hundreds of thousands of galaxies drawn from NASA's Hubble Space Telescope archive. To understand how these galaxies, and our own, formed we need your help ...