Planets travel alone in space, without a parent star. These wandering worlds, far from being rare, might even be extremely ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...

Astronomers have detected a massive, lonely world drifting through the darkness without a star to call home. This ...

Webb telescope discovered a bizarre exoplanet with carbon atmosphere, no hydrogen, orbiting a super-dense spinning star.

Using data from NASA's Transiting Exoplanet Survey Satellite, scientists have identified an Earth-size world, called TOI 700 e, orbiting within the habitable zone of its star -- the range of distances ...

The dichotomy arises during the first 50 million years of planetary history. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Supercomputer ...

The universe is populated with stars that live in pairs, and these systems could mean double trouble for scientists wanting to find Earth-like planets. A team led by Katie Lester, a postdoctoral ...

The three planetary candidates highlighted in this study are Kepler Object of Interest (KOI) 1422.02, which is 90 percent the size of Earth in a 20-day orbit; KOI-2626.01, 1.4 times the size of Earth ...

An analysis of the first three years of data from NASA’s Kepler mission, which already has discovered thousands of potential exoplanets, contains good news for those searching for habitable worlds ...

Researchers measured the potassium isotope compositions of Martian meteorites in order to estimate the presence, distribution, and abundance of volatile elements and compounds, including water, on ...

Astronomers have spotted something unusual, a planet that doesn’t orbit any star. It’s just drifting alone through space.