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Planetary science

Planetary science

What’s in a moon?

(Courtesy: Mark Garlick/Science Photo Library)
01 Jul 2019
Taken from the July 2019 issue of Physics World.

What would life on our planet be like if the Moon were to vanish; or perhaps if we had multiple moons? Earth wouldn’t be the same without its constant lunar companion, as Ethan Siegel explains

Look up at the heavens after the Sun goes down, and one object in the Earth’s night sky will outsh

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Ethan Siegel is an astrophysicist, author and science communicator, who teaches physics and astronomy at various colleges. He blogs at Starts With A Bang, and is the author of Treknology: the Science of Star Trek from Tricorders to Warp Drive and Beyond the Galaxy: How Humanity Looked Beyond our Milky Way and Discovered the Entire Universe. Follow him on Twitter @startswithabang
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