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High in the Milky Way, a dying giant has thrown astronomers a cosmic curveball. A star known as DFK 52, sitting in the massive Stephenson 2 cluster about 19,000 light-years away, has been caught ...

Astronomers have discovered a vast and expanding bubble of gas and dust surrounding a red supergiant star—the largest structure of its kind ever seen in the Milky Way. The bubble, which contains as ...

Earth is surrounded by a vast bubble about 1,000 light-years wide whose borders drive the formation of all nearby young stars, a new study finds. For decades, astronomers have known the solar system ...

A dramatic new image of a cosmic gas bubble reveals never-before-seen details of this birthplace of stars. The bubble surrounds the Westerlund 2 star cluster, one of the brightest star-forming regions ...

The Earth sits in a 1,000 light-year-wide void surrounded by thousands of young stars, but how did those stars form? “This is really an origin story; for the first time we can explain how all nearby ...

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Red supergiant DFK 52 and its surroundings as seen by ALMA. The vast, complex bubble blown by this extreme star is about 1.4 light years across, thousands of times wider than our Solar System. ALMA ...

A dramatic new image of a cosmic gas bubble reveals never-before-seen details of this birthplace of stars. The bubble surrounds the Westerlund 2 star cluster, one of the brightest star-forming regions ...