Data recorded at an observatory in Chile do not fit with a black hole, a supernova, a pair of merging stars or anything else.
A cosmic object - termed a millimetre ultra-broad-line object, or MUBLO - has astronomers flummoxed.
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Data recorded at an observatory in Chile do not fit with a black hole, a supernova, a pair of merging stars or anything else.
A cosmic object - termed a millimetre ultra-broad-line object, or MUBLO - has astronomers flummoxed.