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- Vostok 1 (Russian: Восток, East or Orient 1) was the first spaceflight of the Vostok programme and the first human orbital spaceflight in history. The...53 KB (6,130 words) - 07:39, 13 July 2024
- The militarisation of space involves the placement and development of weaponry and military technology in outer space. The early exploration of space in...42 KB (5,237 words) - 15:16, 23 June 2024
- Tidal acceleration is an effect of the tidal forces between an orbiting natural satellite (e.g. the Moon) and the primary planet that it orbits (e.g. Earth)...36 KB (4,739 words) - 04:11, 15 April 2024
- Health threats from cosmic rays are the dangers posed by cosmic rays to astronauts on interplanetary missions or any missions that venture through the...53 KB (6,345 words) - 04:39, 17 June 2024
- Sir Martin Ryle FRS (27 September 1918 – 14 October 1984) was an English radio astronomer who developed revolutionary radio telescope systems (see e.g...18 KB (1,789 words) - 05:07, 15 May 2024
- The core of the Sun is considered to extend from the center to about 0.2 of solar radius (139,000 km; 86,000 mi). It is the hottest part of the Sun and...13 KB (1,847 words) - 23:57, 6 June 2024
- The Interplanetary Transport Network (ITN) is a collection of gravitationally determined pathways through the Solar System that require very little energy...17 KB (1,862 words) - 01:45, 28 April 2024
- 1850 Kohoutek, provisional designation 1942 EN, is a stony Florian asteroid from the inner regions of the asteroid belt, approximately 6 kilometers in...12 KB (825 words) - 20:35, 25 December 2023
- 1863 Antinous /ænˈtɪnoʊəs/, provisional designation 1948 EA, is a stony asteroid and near-Earth object, approximately 2–3 kilometers in diameter. It was...15 KB (923 words) - 23:25, 22 December 2023