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Most Close Pairs of Stars Are Born as Cosmic Twins

Most Close Pairs of Stars Are Born as Cosmic Twins

A new study of infant stars in the Perseus and Orion star-forming regions suggests that most close pairs of stars are born as twins in the same disk, rather than drifting together later from larger distances.

A Quintillion-to-One: Giant Stars, Tiny Dust

A Quintillion-to-One: Giant Stars, Tiny Dust

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) and NASA’s James Webb Space Telescope (JWST) have discovered that some of the most massive stars in our galaxy are emitting unbelievably tiny grains of carbon dust—dust that one day could form future stars and planets.