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The giant planet – A large planet that approaches Jupiter or Saturn in size and mass has a low average density, consisting mainly of hydrogen and helium.
The giant planet – A large planet that approaches Jupiter or Saturn in size and mass has a low average density, consisting mainly of hydrogen and helium.
Lewis Carroll writes about military space programmes, policy, technology and the industry that supports the sector. He spent nearly two decades covering the military, the Pentagon, Congress and the defence industry as a journalist for Space Chatter magazine.