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First satellite to orbit the earth, launched by the Soviet Union. -
It was the second satellite for the SU and the first to carry a living being, "Laika" a stray dog found on the streets of Moscu -
This satellite was launched by the USA, and the fourth to orbit and the first to use solar energy and is currently orbiting. -
Geophysical research satellite launched by SU, but there was a thruster failure and it failed to orbit. -
After the SU sent the first satellite, the United States created NASA. -
Launched by the United States and was the first telecommunications satellite. -
It was launched by the SU and was the first spacecraft to leave Earth's gravity and go beyond the Moon. -
The second model launched by the SU that managed to hit the moon. -
This probe launched by SU achieved the first 3 images of the far side of the moon. -
It was part of the Mercury project and achieved a successful mission, the ship reached a height of 253 kilometers and remained for seven minutes in a state of weightlessness and returned to earth alive. -
He was the first Soviet human being to contemplate the earth from space. -
She was the first woman from the SU who traveled to outer space, aboard the "Vostok 6", she circled the earth 48 times for 3 days. -
Alexei Arkhipovich Leonov where he was traveling aboard the "Voskhod 2" was the first man to perform a space walk along with cosmonaut Pavel Belyayev who spent 12 minutes outside the ship. -
It was the first manned mission to land on the moon, commanded by Neil Armstrong, and accompanied by Edwin "Buzz" Aldrin and Michael Collins -
Launched by NASA, it becomes the first space probe to reach Jupiter's orbit -
It was launched by NASA and became the first spacecraft to fly over the planet Mercury and the closest to the sun. -
The United States and the SU decided to leave their competitions and cooperate.