Astronomers find a star with a record variation period

Three years ago, Lomonosov Moscow State University astronomers detected a bright star TYC 2505-672-1 that has now faded significantly. The scientists assume that TYC 2505-672-1 is actually a double star system, though the ...

Hubble sees J 900 masquerading as a double star

(Phys.org) —The object in this image is Jonckheere 900 or J 900, a planetary nebula—glowing shells of ionized gas pushed out by a dying star. Discovered in the early 1900s by astronomer Robert Jonckheere, the dusty nebula ...

Orion's erupting star system reveals its secrets

An unusual group of stars in the Orion constellation have revealed their secrets. FU Orionis, a double star system, first caught astronomers' attention in 1936 when the central star suddenly became 1,000 times brighter than ...

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