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Space Cow Mystifies Astronomers

15 Feb 2019, 11:00 UTC
Space Cow Mystifies Astronomers ALMA

One night in June 2018, telescopes spotted an extremely bright point of light in the sky that had seemingly appeared out of nowhere. Observations across the electromagnetic spectrum, made using telescopes from around the world, suggest that the light is likely to be the explosive death of a star giving birth to a neutron star or black hole. If so, this would be the first time ever that this has been observed. We find out more from Anna Ho, who led a team that used a variety of telescopes to figure out what exactly this mysterious object — classified as a transient and nicknamed The Cow — is.

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