Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, chaotic clouds of debris shaped like cauliflowers. But supernova remnant Pa 30 ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams colliding almost immediately, while another shockingly delayed its eruption ...

Settled in a seaside hotel during a late fall vacation, I had a quick breakfast overlooking the Pacific Ocean and brought back a few things for a family member, including hard-boiled eggs. The ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old. The event was first signaled by a gamma-ray burst and later confirmed ...

Imagine watching a slow-motion explosion that has been unfolding for over four centuries. In 1604, the astronomer Johannes Kepler looked up and saw a "new star" burning in the night sky. Today, we ...

For decades, astronomers have been puzzled by Betelgeuse's strange wake, a long, comet-like trail of gas that stretches through space behind the famous red supergiant star. Now, because of new ...