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Title: What is a Hirayama family of asteroids? Post by: doit_the_clown on Mar 18, 2017 What is a Hirayama family of asteroids?
A) A group of asteroids that have identical orbits B) Either of two groups of asteroids that orbit at Jupiter's distance from the Sun C) A group of asteroids that have identical spectra and therefore identical compositions D) A group of asteroids that have orbits that cross the Earth's orbit but remain outside Venus's orbit Title: Re: What is a Hirayama family of asteroids? Post by: discoverer on Mar 18, 2017 Content hidden
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