Space Videos

10 Craziest Alien Conspiracy Theories

From exchanging aliens for humans to making UFOs causing disappearances of airplanes, we take a look at the 10 craziest alien conspiracy theories.

Mars One Plans to Establish a Human Settlement on Mars

Mars One is a non-profit foundation in the Netherlands that plans to build a permanent human settlement on Mars. With NASA's discoveries, it may actually be possible to sustain life on Mars.

Incredible Images of Earth from Space (2014)

The space-based snappers captured everything from phenomenal weather to the Northern Lights from their orbit at around 220 miles above the earth.

Size of Earth Compared to Universe

The Universe is not only immaculately expansive but it is also immeasurably compressed. When comparing anything to the size of the Universe, you must consider not only the large scale, but also the microscopic scale of space.

Dropping Objects in World's Biggest Vacuum Chamber

Professor Brian Cox visits NASA’s Space Power Facility in Ohio to see what happens when a bowling ball and a feather are dropped together under the conditions of outer space.

Why Watch ESA Rosetta's Movie 'Ambition'?

Ambition is a science fiction short film that explores the motivations behind ESA’s Rosetta mission. Funded by ESA, it is a collaboration between the space agency and digital film company Platige Image.

Possibility of Life on Mars

A look at the possibility of living on Mars. For centuries people have speculated about the possibility of life on Mars due to the planet's proximity and similarity to Earth.


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