The James Webb Space Telescope has spotted a 'rogue' cosmic object barrelling through our galaxy without a star, and covered ...

In fact, Nasa is tracking hundreds of asteroids set to swing close to Earth ... It would instantly end all life on Earth. There's also a chance that a non-rogue planet could hit Earth too.

Discovered in 2003, SIMP 0136 rotates so rapidly that a day on this rogue world lasts just around 2.4 Earth hours. There is a possibility that SIMP 0136 isn't a planet at all but is an object ...

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based ...

A phantom “Super-Jupiter” 13 times more massive than our solar system’s gas giant is drifting through the cosmos around 20 light-years from Earth ... is it a rogue planet, failed star ...

it could be a rogue planet speeding around the cosmos, or possibly a failed star, called a brown dwarf. An instrument on Webb called the Near-Infrared Spectrograph collects light from distant ...

Only a close examination of the ... making a single SIMP 0136 day only 2.4 hours on Earth. This led astronomers to believe SIMP 0136 was a rogue planet, or a planet that floats freely through ...

"Planetary-mass objects don't fit neatly into existing categories of stars or planets." Are they stars? Are they planets? Or are they neither? Some rogue planetary mass objects that wander the cosmos ...

Exploding stars in near-solar space may have triggered at least two mass extinction events in Earth's history.