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

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

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

Two exciting new studies detail the life-supporting contents of a 4.3-ounce sample of the asteroid Bennu. The OSIRIS-REx ...

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

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

BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.

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

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 ...

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 ...

And so our probes have mostly plied the relatively cozy confines inside the asteroid belt ... active solar cycle, and emphasized the importance of SDO in our solar early warning system.