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Sputnik I is launched by the USSR. Sputnik is the frst man made object to orbit Earth.Sputnik remins in orbit until January 4th, 1958.
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Th first real space wak is made by Soviet Voskhod 2 by Cosmonaut Alexei A. Leonv It was twelve minutes long.
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Pioneer 10 becoms the first man made object t travel through the asteroid belt
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Sally K. Ride becomes the firt American woman to travel in space, on challenger mission STS-7.
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Supernova 1987A blazez into view.It occurred approximately 168,000 light-years, close enough that it was visible to the naked eye.
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.