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Orbits around the L 1 point are used by spacecraft that want a constant view of the Sun, such as the Solar and Heliospheric Observatory. Orbits around L 2 are used by missions that always want both Earth and the Sun behind them. This enables a single shield to block radiation from both Earth and the Sun, allowing passive cooling of sensitive ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 1 February 2025. Miss Baker, a squirrel monkey, rode a Jupiter IRBM (scale model of rocket shown) into space in 1959. Landmarks for animals in space 1947: First animals in space (fruit flies) 1949: First primate and first mammal in space 1950: First mouse in space 1951: First dogs in space 1957: First ...
The following is a list of Solar System objects by orbit, ordered by increasing distance from the Sun. Most named objects in this list have a diameter of 500 km or more. The Sun, a spectral class G2V main-sequence star; The inner Solar System and the terrestrial planets. 2021 PH27; Mercury. Mercury-crossing minor planets; Venus. Venus-crossing ...
Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has been estimated there are over 7 million in total. Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs .
This is a list of the recognized moons of the planets and of the largest potential dwarf planets of the Solar System, ordered by their official Roman numeral designations. Moons that do not yet have official Roman numeral designations (because their orbits are not yet known well enough) are listed after those that do.
Laika (/ ˈ l aɪ k ə / LY-kə; Russian: Лайка, IPA:; c. 1954 – 3 November 1957) was a Soviet space dog who was one of the first animals in space and the first to orbit the Earth.
Pages in category "Orbits" The following 121 pages are in this category, out of 121 total. This list may not reflect recent changes. ...
This is a list of species that have landed on the Moon, only including landings in which the payload survived. This list currently contains 10 species. This list currently contains 10 species. Before 2019, only animals (in particular one species, Homo sapiens ) landed on the Moon; in January 2019, plants and fungi also landed on the Moon.