A free-floating planet drifting through space is being closely followed by scientists who are managing to find out more about ...

Shining in the constellation Gemini near the bright stars Pollux and Castor, Jupiter's opposition is the best time to see the ...

Scientists have identified an unexpected way to study the hidden space weather of distant stars by observing strange, ...

Now, a new Nature study points to an answer by catching four planets at a stage most systems never show us: The awkward, ...

Across the Milky Way, planets slightly larger than Earth but smaller than Neptune appear around most stars. Yet our own solar ...

For the first time, astronomers have directly measured the mass of a rogue planet, a celestial body wandering through space ...

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

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets ...

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

Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a ...

On Saturday (Jan. 10), for example, we will see three satellites on one side of Jupiter (going outward from the planet: Ganymede, Io and Europa ), while the fourth ( Callisto) remains all by itself on ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...