Double Cosmic Explosion Gives Birth to Unprecedented ‘Superkilonova’
When massive stars die, they go out in fiery explosions called supernovas. On rarer occasions, two nearly dead…
This Star Is Being Eaten Alive—and Its Explosive Death Will Be Visible in Broad Daylight
A case of astronomical fratricide is doomed to end in a fiery supernova bright enough to be spotted…
Mind-Bending ‘Einstein Cross’ Reveals Ultrabright Supernova From an Unthinkable Distance
The supernova SN 2025wny is hopelessly far, lying approximately 10 billion light-years from Earth. Normally, this would make…
Astronomers Witness the Moment a Fatal Shockwave Bursts Through the Surface of a Star
Supernovas, the catastrophic explosions that follow the collapse of a star, are essential to our understanding of the…
New Research Throws the Ultimate Fate of the Universe Into Question
After the Big Bang, our universe began to expand at an exponential rate, an acceleration scientists have long…