Pluto encounter

The Hubble Space Telescope has spent more than 30 years scrutinizing the cosmos in an attempt to unravel the secrets of the Universe and go as close...

The New Horizons spacecraft attempts to fly by a mysterious object known as Arrokoth, believed to be a primordial building block of the solar system....

A year through the distant eyes of meteorological satellite Himawari-8 – a hypnotic stream of Earth's beauty, fragility and disasters....

A valuable medallion believed to prove that aliens from outer space visited Earth in prehistoric times is sought.

One of humanity’s greatest achievements, the International Space Station is a $150 billion science laboratory hurtling around Earth at...

Discover the UFO phenomenon like never before, with insights from NASA, CNES, Oxford, compelling firsthand witnesses, and even the possible viewpoint...

What if you could get behind the wheel and race through space? We scale down the Solar System to the continental United States and place the planets...

The first American space station Skylab is found in pieces scattered in Western Australia. Putting these pieces back together and re-tracing the...

Twelve men who belong to one of the world's most exclusive fraternities -- people who've walked on the surface of the moon -- are paid homage in this...

Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in an elaborate pattern that mirrors the yearly...

The International Space Station is the most ambitious orbital project ever built. This film explores elements of life inside it.