The first four humans to orbit over Earth's north and south poles have safely returned to Earth.
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An emotional rescue for America came via the first U.S. artificial satellite. Explorer 1 was boosted into space by the Army ...
Scientist Rabea Rogge landed back on the coast of California after four days of orbiting above the Earth. The mission ...
A 29-year-old robotics researcher from Berlin who became the first German woman in space earlier this week returned to Earth ...
From breaking records to breaking barriers, astronaut Peggy Whitson shares what it feels like to see Earth from space.