A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...

A study published in the journal Nature Astronomy challenges traditional explanations about the origin of the innermost planet in the Solar System and proposes a more likely scenario. The collision ...

Georgia State researchers are joining a bold global mission: to build a revolutionary telescope that could detect life beyond ...

In this curious film, a pair of friends venture out into the desert to build an accurate to scale model of our solar system.

Many planetary systems are born in slightly tilted protoplanetary disks, which would explain the misaligned orbits from the ...

For decades, Saturn’s upper atmosphere has been one of the solar system’s great enigmas. Even the Cassini spacecraft, which ...

This week’s Current Climate newsletter also looks at a $250 million fund for off-grid solar in Africa and Chinese solar giant ...

On Episode 176 of This Week In Space, Rod Pyle and and Tariq Malik are joined by Alan Stern to talk about what's next in deep space exploration. Dr. Stern, planetary scientist and the Principal ...

The formation of Mercury remains an unsolved mystery. The planet closest to the Sun has a disproportionately large metallic core – accounting for ...

Fact-checkers at Carbon Brief debunked some of the most common myths about solar that can negatively influence public ...