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asteroid
(Encyclopedia) CE5 The asteroid belt lies between the orbits of Mars and Jupiter. Gaps where no asteroids are found are called Kirkwood gaps. The Trojan asteroids share Jupiter's orbit with the planet. asteroid,...planetoid
(Encyclopedia)planetoid: see asteroid.minor planet
(Encyclopedia)minor planet: see asteroid.Icarus, in astronomy
(Encyclopedia)Icarus, in astronomy: see asteroid. ...Hermes, in astronomy
(Encyclopedia)Hermes, in astronomy: see asteroid. ...Eros, in astronomy
(Encyclopedia)Eros, in astronomy: see asteroid. ...Hidalgo, in astronomy
(Encyclopedia)Hidalgo hĭdălˈgō [key], in astronomy: see asteroid. ...Pallas, in astronomy
(Encyclopedia)Pallas pălˈəs [key], in astronomy, 2d asteroid to be discovered. It was found in 1802 by H. Olbers. The second largest asteroid, it has a diameter of c.300 mi (480 km). Its orbit has a semimajor ax...Trojan asteroids
(Encyclopedia)Trojan asteroids, asteroids that revolve about the sun in the same orbit as a planet, occupying stable positions (known as Lagrangian points) either about 60° ahead of the planet in the orbit or abou...Braille
(Encyclopedia)Braille brāl [key], in astronomy, a small asteroid notable because it has the same atypical geologic composition as the larger asteroid Vesta. In 1999 the space probe Deep Space 1 passed within 16 mi...Browse by Subject
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