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First satellite to orbit Earth.
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Laika, first animal (dog) in orbit.
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First American orbiter, discovered the Van Allen radiation belt.
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Oldest aircraft still in earth's orbit.
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First lunar impact.
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First Space Station
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First solar wind sample return.
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First sample return from asteroid.
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Asteroid lander and sample return, first asteroid rover.
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Lunar lander and rover, the first landing on the lunar far side.
Last one launched up until now.
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.