The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

"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 building blocks of life could have been delivered to Ceres by one or more space rocks from the outer asteroid belt.

Filmmaker Adam Nemoy helps celebrate the 90th anniversary of Pluto's discovery this month at the 6th annual 'I Heart Pluto' ...

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

The organic material found in a few areas on the surface of dwarf planet Ceres is probably of exogenic origin. Impacting ...

The new exoplanet, Enaiposha, also known as GJ 1214 b has never been seen before and is now officially being called a "Super-Venus." ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

The organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet ...

Using the Keck Planet Imager and Characterizer (KPIC), astronomers have performed high-resolution spectroscopic observations ...