If you are of the sort of human who follows science news, you are probably aware that lately there has been a lot of discussion of tails lately, courtesy of our latest interstellar visitor comet 3I/ATLAS . The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

That comet has developed a tail and a rare (but perfectly normal) anti-tail during its brief tour of our Solar System. But comets are not the only objects that develop tails. As the good people at EarthSky recently highlighted, the planet Mercury has a tail . This got us wondering; maybe people are unsure whether the Earth has a tail as well? The answer short answer is yes, and it stretches at least 2 million kilometers (1.2 million miles) into space behind our planet.

Let's star

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