A white dwarf’s unusual chemistry points to a giant planet containing material shed during the star’s death. If confirmed, the system would provide the first evidence of a second-generation planet ...

Sometimes the best discoveries are hiding in old data. By reviewing archival records from the Hubble Space Telescope, researchers spotted a strange chemical signature around a white dwarf star named ...

Dust around distant stars may reveal whether colliding worlds grazed one another or hit hard enough to vaporize rock.

It has about a 1 percent chance of leaving the Solar System within the next 5 billion years and a fraction of the models show ...

Scientists have long posited that a monumental collision in the early solar system, specifically between the young Earth and ...

Simulations suggest planetary orbits could destabilize within one billion years after the Sun begins losing mass, potentially ...

ZME Science. For years, astronomers have wondered whether another huge planet is lurking unseen in the cold darkness beyond ...

Astronomers have found chemical evidence that indicates a second-generation planet may have formed from the remains of a dead ...

In 2015, NASA’s Kepler Space Telescope identified one of the most Earth like planets ever discovered, Kepler 452b. It orbits ...

In ancient mythology, the phoenix was a miraculous bird with a cyclical pattern of life and death, perishing in flames only ...

Even distant orbits may not make it across the one billion-year mark after the Sun collapses into a white dwarf.

Scientists detected the very first exoplanets around a pulsar — a type of rapidly rotating dead star — and because pulsars ...