Located 446 light-years from Earth, this planet, dubbed 'HD 143811 b', orbits a 'binary system' where two stars swirl around ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

There’s a real buzz among planetary scientists after a new study suggested that an unseen planet, dubbed “Planet Nine”, of about ten times the Earth’s mass could be lurking in the Kuiper belt, a band ...

Astronomers are investigating four unknown objects that could be candidates for a new planet in our Solar System. The likelihood of a ninth planet on the outer edges of the Solar System has long been ...

Its existence has been debated in the scientific community for years, and now scientists claim that Planet Nine could be found ‘in the next 10 to 15 years.’ The researchers, from the University of ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

PLANET NINE, the hypothetical massive object lurking on the edge of our solar system, may actually be an ancient black hole, researchers have suggested. For decades, scientists have theorised there is ...

Scientific convention states there are eight planets in the solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. On August 24, 2006, Pluto ceased to be recognised as the ...

Stargazers will be treated to a rare alignment of seven planets on 28 February when Mercury joins six other planets that are already visible in the night sky. Here's why it matters to scientists. Peer ...

Astronomers have detected a new planet around the star closest to the Sun. Using the European Southern Observatory’s Very Large Telescope (ESO’s VLT) in Chile, they found evidence of the body orbiting ...

Astrophysicists have outlined what Planet Nine might be like - if indeed it exists. In January, researchers at Caltech in the US suggested a large, additional planet might be lurking in the icy outer ...