Planets' Moon Formation Theories

This is a news story, published by Live Science, that relates primarily to Moon news.

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several moons

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few moons

Live Science

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Scientists still don't fully understand why some planets have hundreds of moons while others have none

Summary

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80% Informative

There are two main theories for why some planets have moons.

The Sun is the most massive object in our solar system, which means it has the most gravitational influence on objects such as planets.

The Moon orbits around the Earth , rather than the Sun , because it is within Earth 's Hill sphere radius.

Jupiter , Saturn , Uranus and Neptune have larger Hill sphere radii because they are much larger than Earth , Mars , Mercury and Venus .

She has worked on several astronomy research projects through NITARP ( NASA /IPAC Teacher Achieve Research Program ) where she has taken students to the American Astronomical Society (AAS) Meetings to present posters in astronomy research. She is continuously looking for new ways to engage students in authentic astronomy research and traveling to present their research..

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semi-formal

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English

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not offensive

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not hateful