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A warp in space-time just gave us four views of one exploding star

21 Apr 2017, 11:36 UTC
A warp in space-time just gave us four views of one exploding star ESA/Hubble, NASA

Although the night sky often seems so peaceful and still, a closer look reveals constant movement and change. The Intermediate Palomar Transient Factory (iPTF) in California looks for ephemeral phenomena in the heavens, like stars that fluctuate in brightness, or planets passing in front of their stars.

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