Astronomy, Guide to Space
9 Aug , 2017 by Matt Williams
The outer planets of the Solar System – Jupiter, Saturn, Uranus and Neptune – are gas giants, a designation which applies to planets that are primary composed of hydrogen and helium.
Brown Dwarf, Exoplanets, Jupiter, News
19 Feb , 2016 by Bob King
Astronomers use the Hubble Space Telescope to pin down the rotation rate of an exoplanet 170 light years from Earth where it rains rock dust and iron droplets.
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