A new survey maps nearby K-type stars and shows why these long-lived, stable stars are important targets in the search for ...

From volcanic landscapes to world-class observatories, a journey through the Canary Islands reveals a night sky unlike ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

It's estimated there may be trillions of rogue planets wandering through the Milky Way, unbound to any star. Since detecting ...

Using NASA's James Webb Space Telescope, astronomers have spotted two rare kinds of dust in the dwarf galaxy Sextans A, one ...

For the first time, astronomers have confirmed the existence of a rogue planet, one that doesn't orbit a star, by measuring ...

Astronomers have measured the mass and distance of a rogue planet using gravitational microlensing observed from Earth and ...

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

The team has estimated that the planet is about 22 percent the mass of Jupiter, so roughly a Saturn-sized world. It is ...

Scientists measure a Saturn-sized rogue planet drifting through the Milky Way using rare Earth and space observations, revealing how planets can be ejected from their original systems.

Astronomers have directly observed a free-floating planet, comparable in mass to Earth, roaming the Milky Way. Discovered via ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...