A V-2 rocket captured the first photograph of Earth from outer space.
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America's Rocket Lab Electron sent a rocket that uses an electric-filled pump engine into orbit, making it the first of its kind.
John Glenn became the first American to orbit planet Earth.
The last manned lunar flight, Apollo 17, returned to Earth.
The Opportunity Mars rover sent its last signal to Earth.
The oldest piece of Earth was found at a sheep ranch in Western Australia.
