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It was the first (US designed) rocket that reached the edge of spaceThe first pictures of the Earth were taken from an altitude of 105 km.. -
First time dogs were sent to space.
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First intercontinental Ballistic Missile (ICBM) developed.
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First artificial satellite. (USSR) -
First animal (dog named Laika) sent to the orbit
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First photograph of Earth taken from the orbit (by NASA) -
First manned flight carrying Yuri Gagarin -
First woman in space (Valentina Tereshkova).
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First artificial satellite around the Moon.
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First piloted orbital mission of Moon (by NASA) -
First human on the Moon and first space launch from a celestial body (by NASA) - Commander Neil Armstrong and Pilot Buzz Aldrin. -
First automatic sample return from the Moon.
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First Space Station. -
First human made object that had been sent on escape trajectory away from the Sun (by NASA)
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First photograph of Venus from Space (by NASA) -
First Venus soil samples and sound recording of another world. -
First untethered spacewalk, Bruce McCandless II (by NASA). -
First photograph of the whole Solar System (by NASA). -
First Record longest duration spaceflight (i.e. 437.7 days) set by Valeri Polyakov. -
First orbital radio observatory. -
First orbiting of an asteroid (433 Eros) – by NASA. -
First landing on an asteroid (433 Eros) – by NASA. -
First sample return beyond lunar orbit (solar wind)- by NASA. -
First soft landing on Titan (Moon of Saturn). -
First interplanetary escape without undercarriage cutoff. -
First sample return from comet (81P/Wild) – by NASA. -
First space telescope designated to search for Earth-like exoplanets – by NASA. -
First orbit of Mercury – by NASA. -
First manmade probe in interstellar space – by NASA. -
First man-made probe to make a planned and soft landing on a comet. -
First known interstellar object detected passing through the Solar System. -
First operational rover on asteroid (162173 Ryugu). -
First contact binary explored by spacecraft (486958 Arrokoth). -
First soft landing on the far side of the Moon; also first germination of seeds on another celestial body. -
First direct photograph of a black hole and its vicinity. -
First orbital human spaceflight launched by a private company. -
First aerodynamically-powered flight on another celestial body (Mars).