A distant star's death may have sparked the birth of a brand-new world. Astronomers say they've found what looks like the ...

The “second-generation” world, predicted from telescope data, could be the first known planet of its kind, and it may shed ...

Like Earth, most planetary bodies circle their star in stable, detached orbits. These companionable systems can suddenly ...

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

As far as fairytales go, dwarfs can be Bashful, Sleepy, Grumpy or Dopey. But in space, dwarfs might be better called Hungry, ...

Haumea is one of the Solar System’s strangest dwarf planets, known through Hubble and ground-based observations. Its unusual nature makes it one of the most bizarre objects beyond Neptune.

Reggie Ellis, from Ipswich, has 217 flags memorised - from countries around the world to the flags of the 50 US states - with ...

Ever wonder why Pluto was reclassified? For 76 years, generations of students learned that our solar system had nine planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto.

Since it was stripped of planetary status, Pluto’s defenders have been fighting the decision – and they’re only getting more passionate Twenty years ago, Pluto got demoted. After a vote by the ...

For 76 years, generations of students learned that our solar system had nine planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. Now, in 2026, some still can't get over ...

Named for the ancient Greek god who presides over the afterlife, Pluto is now mostly known as the planet that lost its planethood 20 years ago. In August 2006, the International Astronomical Union, an ...

Those who supported Pluto’s demotion included Neil DeGrasse Tyson NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute Image 20 years ago, news broke that Pluto had ...