Explore the impact of stellar flares on the potential for alien life. Discover how higher levels of UV radiation can both ...

According to a recent YouGov poll, 35% of Americans think Pluto is not a planet. But they are all wrong—kind of. To get to ...

If planets had social media accounts, the solar system would showcase a frenzy of unique personalities. Mercury tweets at ...

High-resolution spectroscopic observations have offered a deeper understanding of HD 206893 B, a brown dwarf orbiting the star HD 206893. The Keck Planet Imager and Characterizer (KPIC) was used by ...

The asteroid Bennu has provided groundbreaking insights into the chemistry that may have set the stage for life in the early ...

SETI normally listens for extraterrestrial signals. A SETI team has switched roles and considered where aliens can hear us ...

Scientists also discovered a second planet, a brown dwarf orbiting another low-mass star. Gaia-5b orbits the Gaia-5 star, around 134 light-years away from Earth.

Filmmaker Adam Nemoy helps celebrate the 90th anniversary of Pluto's discovery this month at the 6th annual 'I Heart Pluto' festival from Feb. 13-17.

Data from the Gaia spacecraft shows that even unassuming stars can host monumental companions like massive planets.

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

Gaia-4b is considered a super-Jupiter planet, a relatively cold gas giant, orbiting its star over 570 Earth-days. That star ...

The ESA’s Gaia mission mapped the positions and velocities of stars with extreme precision by measuring about one billion ...