Noom
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An elephant's body is 80% water, so it's unlikely that 50% would remain. The elephant, like a comet in the sun, is slowly melting. Unless it's launched in such a way that it constantly stays in the shadow of the Earth, but I can't immediately say whether this is even theoretically possible.
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2Nagan: Why be embarrassed about solving a complex problem if you haven't solved a simple one with a spherical elephant in a vacuum?
Added 2 minutes later
2Nagan: Why be embarrassed about solving a complex problem if you haven't solved a simple one with a spherical elephant in a vacuum?