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This very narrow pair of big, blue stars lies in the Large Magellanic Cloud. Probably in about one million years the larger of both will start to expand and then the two stars will fusion to become one single giant.

Constellation: Dorado
Age: < 3 million years
Distance: 170 000 light-years
Space between LH54-425 A and B: 0.17 AU
Orbit period of LH54-425 A and B: 2.25 days

LH54-425 A

Mass: 62 * Sun

LH54-425 B

Mass: 37 * Sun

Back: List of big and giant stars part 2


Graphic: NASA illustration by Casey Reed

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