Free-floating, planetary-mass objects that are just drifting carefree through the galaxy, untethered and starless, appear to be able to generate their own systems of moons, like a planetary system on ...

A giant rotating filament of the cosmic web may be the largest spinning structure ever seen, and could help reveal how ...

New research from the University of St Andrews has found that giant free floating planets have the potential to form their own miniature planetary systems without the need for a star. In findings ...

Astronomers observed something incredible in a region that not much was expecting—a planet-scale object drifting alone in space then burst into fiery life in a violent outburst of development. The ...

Space is full of weird objects that don’t make sense according to what scientists thought they knew about the universe, and the last couple of years have been amazing for finding completely bonkers ...

"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 ...

A young rogue planet about 620 light-years away from Earth has experienced a record-breaking "growth spurt," hoovering up some six billion tons of gas and dust each second over a couple of months. A ...

The James Webb Space Telescope zoomed in on extremely faint objects, called brown dwarfs, in the Flame Nebula. Credit: NASA / ESA / CSA / STScI / M. Meyer (University of Michigan) There's a class of ...

"This is the strongest accretion episode ever recorded for a planetary-mass object." Scientists have identified a lone planet with a ferocious appetite. Located in the Chamaeleon constellation roughly ...