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Comet Holmes

Astronomy Questions & Answers

Does a comet's tail (or lack there-of) tell us what direction it's heading?

When Comet Holmes was heading away from Earth, we on Earth didn't see an angled view of the comet's tail. Was it tailless because of its motion? That is, would a comet also appear tailless if it were approaching, with Earth right in its path? It's impossible to tell where…

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