Future Artemis astronauts may be able to explore rocks blasted from deep inside the Moon by an ancient giant impact.
A backup version of Skylab was displayed when the Smithsonian’s National Air and Space Museum opened 50 years ago. After renovation of the building, the artifact is once more on view in a new gallery ...
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In 1776, the moon was a clock, a calendar and a streetlight — and it was 31 feet closer to Earth
The moon over America's first Independence Day was about 31 feet closer to Earth than it is today. Here's how colonists used ...
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