Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days — the ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a ...

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

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be ...

Down here on Earth we don't usually notice, but the Sun is frequently ejecting huge masses of plasma into space. These are ...

A pair of space probes cruising the solar system may be able to pass through the tail of the mysterious Manhattan-sized comet ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

A scientist spotted an asteroid hiding in the sun's glare that orbits the sun in just 128 days, making it the second fastest ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary disk might be to blame.