"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

The Flame Nebula, located about 1,400 light-years away from Earth, is a hotbed of star formation less than 1 million years ...

The world’s premier space observatory has spotted a mysterious and huge, free-floating planetary-mass object that’s “just 20 light-years from Earth,” NASA announced. Researchers recently used the ...

Are they stars? Are they planets? Or are they neither? Some rogue planetary mass objects that wander the cosmos alone could ...

The James Webb Space Telescope is investigating the Flame Nebula, hunting for "failed stars" to better understand how brown ...

A phantom “Super-Jupiter” 13 ... floating planetary-mass object” known as SIMP 0136 has continued to stump astronomers for nearly two decades—is it a rogue planet, failed star, or ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...

are pairs of planetary-mass celestial objects floating freely in space. With masses similar to that of Jupiter, these objects are often found in young star clusters. Their binary nature contradicts ...

The planet's mass is estimated to be at least 1.3 Jupiter masses. However, given that the inclination of GJ 2126 b is unknown, its mass could be much greater and the possibility that this object ...

Supposedly, this will be the last such alignment of planets until the year 2028. Starwatchers will be able to see Saturn, Mercury, Neptune, Venus, Uranus, Jupiter and Mars. "Planetary alignment is ...