Simulation of colliding black holes

Advanced LIGO saw gravitational waves from two black holes that merged over a billion light years from Earth. This computer simulation shows (in slow motion) what this would look like up close. If this movie were played back in real time, it would last for about one third of a second.

Video source: SXS Collaboration / YouTube.

Understanding gravity—warps and ripples in space and time

ScienceCasts: mysterious objects at the edge of the electromagnetic spectrum

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Video: ScienceCasts: mysterious objects at the edge of the electromagnetic spectrum

Space debris in motion (no sound)

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Video: Space debris in motion (no sound)

Let’s clean up the space junk orbiting Earth

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Video: Let’s clean up the space junk orbiting Earth