System

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5,630 published items.

NASA spacecraft is about to close
Space science

NASA spacecraft is about to close

The Deep Impact probe spacecraft of the US Space Agency (NASA) will approach the Comet Hartley 2 with the closest distance so far on November 4, NASA scientists batched.

December 17, 2018
Comet 'encounter' Earth
Space science

Comet 'encounter' Earth

According to astronomers, comet Hartley 2 and Earth will have a close encounter this month.

December 17, 2018
Couples cause trouble in the universe
Space science

Couples cause trouble in the universe

When twin stars revolve around each other, they can alter the orbits of the surrounding planets and cause terrible collisions.

December 17, 2018
Laser detection system of
Space science

Laser detection system of

Automatic laser systems can detect and prevent debris floating on space colliding with spacecraft and satellites.

December 17, 2018