A recent NASA photograph reveals a lava cast on the surface of Mars.
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The cast strongly resembles the logo for Star Trek's Starfleet.
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In response, William Shatner, who played Kirk on the classic series, tweeted:
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"Hey @starwars! Will you hurry up your Rebel Scums? We beat you!"
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This drew the attention of Mark Hamil, who replied "Looks like a boomerang to me."
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This is hardly the first time Shatner has argued with Star Wars actors...
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But the back-and-forth on Twitter shouldn't be taken too seriously.
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