Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is ...

A nearby star drifts into the outskirts of our solar system. Its gravity disturbs the Oort Cloud and alters the orbits of far-out objects.

Trending News: A recent study indicates a small chance that Earth could be ejected from our solar system due to passing stars. Simulations suggest these stellar enco ...

The Last Time NASA's Voyager "Looked Back" At Our Solar System, This Is What It Saw Before it met the 30,000-50,000 kelvin wall at the edge of our Solar System, Voyager 1 took its final images.

This new dwarf planet may exist at the edge of the solar system, possibly disproving Planet Nine's existence. This is the story of that newly encountered planet.

We spent the time to research and plan our own installation, and it'll help you make the right decisions when you build out your own system.

In 1977, NASA launched the Voyager probes to study the Solar System's edge, and the interstellar medium between the stars. One by one, they both hit the "wall of fire" at the boundaries of our ...

While Republicans want to curb tax breaks for other renewable energy technologies like wind turbines and large-scale solar farms, the consequences for rooftop solar could be more severe.

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse of icy bodies revolving around the sun.

Researchers from the UW and Queen’s University Belfast believe that knowledge of the objects in the solar system will expand exponentially when a new telescope comes online later this year ...

A computer simulation predicts that the Rubin Observatory will discover millions of previously undetected objects in the solar system.