Jumat, 30 Juni 2017

Google Alert - Science

Google
Science
As-it-happens update July 1, 2017
NEWS
There's a crapload of debris orbiting our planet and potentially posing a hazard to our astronauts and our satellites. One estimate says there are 21,000 pieces of space junk larger than 10 centimeters, that could collide with other objects at ...
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