New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

The South Pole Telescope has released its most precise image yet of the universe’s first light—the cosmic microwave background. This new ground-based data confirms cosmic expansion anomalies and ...

Astronomers capture first image of a white dwarf exploding twice in space Rare double-detonation seen in supernova remnant ...