The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

Using the Transiting Exoplanet Survey Satellite (TESS) and the Next Generation Transit Survey (NGTS), an international team ...

A new study suggests that a planet-sized object may have passed through the solar system billions of years ago.

One of the most stunning examples of a mysterious object in our known universe is CWISE J1249. It streaks through space at a ...

Kevin added that they designed the crystal structure of three of the strongest materials, diamond, graphene, and titanium.

A close encounter with a mysterious interstellar object could explain the current orbits of several of Earth’s largest ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

"Brown dwarfs, planets or stars" JuMBOs play charades with astronomers As explained above, the big mystery about JuMBOs is they seem to defy the formation avenues that lead to both stars and planets .

Giant planets orbiting close to their stars were thought to boot other planets out of their star system on the way in, but ...

The fastest-spinning white dwarf ever discovered is a shrinking cosmic vampire feasting on a stellar companion. A feeding ...

Hot Jupiters are giant planets initially known to orbit alone close to their star. During their migration towards their star, ...

Jupiter is huge when it comes to planets in our solar system, but it turns out there's actually an upper limit when it comes ...