Today, we're going to delve into each retrograde period of this summer and explore their potential impacts of each and their ...

Mercury is the smallest planet in the Solar System and also the closest planet to the Sun. Mercury orbits the Sun at an incredibly fast speed, averaging nearly 106,000 miles per hour. These are just a ...

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

Watch interstellar comet 3I/ATLAS live online tonight as it races toward the sun on a rare visit from beyond our solar system.

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 ...

Slotkin on Democratic divisions: 'We're like a solar system with no sun' The first-term senator said internal disagreements are splitting the party.

There’s a giant ball of ice barreling through the solar system right now, and it’s bigger than any we’ve seen before. It poses no threat to Earth, but this comet, called C/2014 UN271 ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

This Powerful Telescope Quickly Found 2,100 New Asteroids The Vera C. Rubin Observatory is expected to find millions of unknown objects in our solar system, and perhaps even a mysterious Planet Nine.

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar system. Now, a team of researchers have taken a completely different ...

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.