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 ...

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

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

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

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

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

CNN’s Nick Paton Walsh visits a warehouse storing missile fragments in Kyiv, where investigators discover US circuitry inside ...

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

I enjoy marking day’s end, beginning of nighttime, with a glance to the dazzling white Evening Star low in the ...

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

Despite being more massive than Uranus, Neptune has a smaller total diameter and thinner atmosphere compared to its icy ...