Since it explored Pluto in 2015, the New Horizons spacecraft has been zooming toward NASA's most distant target yet. Join the mission team as the probe attempts to fly by Ultima Thule, an object 4 billion miles from Earth.

The sun is the miracle that makes everything possible - but also the greatest danger. For the first ...

CERN and the University of California-Santa Barbara are collaborating in the search for the elusive ...

The first feature from Alison McAlpine is a dialogue with the heavens—in this case, the heavens abov...

This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - a...

Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied rec...

Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in ...

214 million years ago a gigantic meteorite broke up and impacted Earth. 65 million years ago, the im...

Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater

The first American space station Skylab is found in pieces scattered in Western Australia. Putting t...

An incredible travel through space and time between the walls of the Paris Observatory, which is cel...

European Space Agency astronaut Alexander Gerst and his NASA colleague Reid Wiseman are launched int...

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Ea...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the...

A film about astronomy which also happens to show views of the ancient city of Winchester, before fo...

The loss of the Bill E. Gordon radio telescope has left a void in the world of radio science, the mo...

Canada is leading the way when it comes to dark sky preservation and the fight against light polluti...

Nowadays we associate Johannes Kepler with his famous laws of planetary motion. But the history of h...

Photo sequence of the rare transit of Venus over the face of the Sun, one of the first chronophotogr...

For thirty years, NASA's Hubble Space Telescope has discovered new alien worlds, black holes, and th...