5 Terms
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Astrometry
A branch of astronomy that deals with the measurement of the position and motion of celestial bodies.
Industry: Astronomy
Add a new termContributors in Astrometry
Astrometry
stars
Astronomy; Astrometry
Stars are a luminous conjunction of plasma held together by gravity. The light that comes from the stars is produced by thermonuclear fusions of hydrogen in its core. During the supernova ...
Gyroscope
Astronomy; Astrometry
An instrument that is made of a disc or wheel that spins about an axis like a top. Gyroscopes are used to keep spacecraft in the right position.
Parsec
Astronomy; Astrometry
A unit of length equal to 3.26 light -years. Scientists use parsecs to measure the distance between objects in outer space.
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