Trying to understand the makeup and evolution of the solar system's Kuiper belt has kept researchers busy since it was ...

The mini-moon 2024 PT5, which has been orbiting Earth for two months and is likely a chunk of the moon, will now drift away ...

Over many millions of years, NASA suspects the young world could mature into either of the most common planets found in our ...

A large planet has been spotted orbiting a dwarf star that is just 3 million years old, offering possible clues to how the ...

Magnetism itself may have given our solar system the architecture needed for habitability. A team at the University of Oxford ...

"The configuration that we end up with within the solar system is definitely not something that is indeed common," Chen told ...

Dramatic theories have been proposed to explain the mysterious interiors of Uranus and Neptune, the ice giants of our solar ...

Forming an estimated 3 million years ago, the planet discovered by astronomers at the University of North Carolina is in its ...

A small asteroid, dubbed Earth's temporary "mini moon," has been captivating scientists. This asteroid, 2024 PT5, is not ...

Ever since Pluto was demoted from planet status, astronomers believe a real Planet Nine exists in the solar system ...

In astronomy, what does retrograde mean? And what connection does it have to astrology? We explain how planets move across ...