The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Planetesimal belts, remnants of the planet formation process, hold a wealth of clues about planetary systems beyond our own.

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...

The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

NASA's Juno spacecraft has spotted the most powerful volcanic eruption ever seen on the solar system's most volcanic body, ...

Emily Simpson, a passionate space enthusiast and recent Florida Tech graduate, has published groundbreaking research that imagines an alternate version of our solar system. Instead of the asteroid ...

located in the Kuiper Belt. Methane detected on their surfaces has the tell-tale signs ... A New Ring System Discovered in Our Solar System Feb. 8, 2023 — Scientists have discovered a new ring ...