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2 days ago · The first artificial object to reach another celestial body was Luna 2 reaching the Moon in 1959. The first soft landing on another celestial body was performed by Luna 9 landing on the Moon on 3 February 1966. Luna 10 became the first artificial satellite of the Moon, entering in a lunar orbit on 3 April 1966.
3 days ago · On August 25, 2012, Voyager 1 became the first space probe to enter interstellar space when it crossed the heliopause, the outer limit of the Sun’s magnetic field and solar wind. The Voyagers were expected to remain operable through 2030.
- The Editors of Encyclopaedia Britannica
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3 days ago · Timeline of artificial satellites and space probes; Timeline of Solar System exploration; Soviet space exploration history on Soviet stamps – Space exploration on Soviet stamps; U.S. space exploration history on U.S. stamps – Overview of ventures beyond Earth as depicted for ease of American postage
2 days ago · Interstellar probe; List of artificial objects leaving the Solar System; List of missions to the outer planets; Local Interstellar Cloud; Space exploration; Specific orbital energy of Voyager 1; Timeline of artificial satellites and space probes
5 days ago · NROL-146 is the agency’s first deployment of a new imaging satellite constellation built by SpaceX and Northrop Grumman. The NRO has not disclosed how many satellites were launched on this...
5 days ago · At its 20 centers and facilities across the country – and the only National Laboratory in space – NASA studies Earth, including its climate, our Sun, and our solar system and beyond. We conduct research, testing, and development to advance aeronautics, including electric propulsion and supersonic flight. We develop and fund space ...
5 days ago · Wednesday, 22 May 2024. Sputnik 1. NSSDCA/COSPAR ID: 1957-001B. Description. The Sputnik 1 spacecraft was the first artificial satellite successfully placed in orbit around the Earth and was launched from Baikonur Cosmodrome at Tyuratam (370 km southwest of the small town of Baikonur) in Kazakhstan, then part of the former Soviet Union.
