Astronomers have spotted AT2025ulz, a rare dual explosion — a supernova and a kilonova — that may be the first-ever observed ...

A star exploded at the dawn of time, and the James Webb Space Telescope just caught the moment the light finally reached us.

The moon and sun share top billing in 2026. Kicking off the year's cosmic wonders is the moon, drawing the first astronauts ...

It’s the greatest cosmic murder mystery of the year: How did a black hole destroy a star—and what kind of black hole is the culprit? Normally, so-called “gamma ray bursts,” sudden flashes of extremely ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

A record-bright LFBOT exposes violent encounters between black holes and stars, helping astronomers understand extreme black ...

Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars ...

A sudden flash on the Moon has stunned astronomers, captured live from Earth in a rare, crystal-clear moment of cosmic impact ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

One such superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational ...

Astronomers analyzing data from an array of telescopes — including the W. M. Keck Observatory atop Mauna Kea on the Big ...

The research team, led by scientists at University of California, Berkeley, focused on an event discovered in 2024 known as ...