Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

NASA officials said what Juno spotted was 'the most powerful volcanic event ever recorded on the most volcanic world in our ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

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

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...

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

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

NASA's Juno spacecraft has discovered a giant volcanic hot spot on the surface of Jupiter's hellish moon Io. The eruptions in ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of our Solar System. The planet sizes tested were 1 percent of Earth's mass, ...

Jupiter is an enormous gas giant, more massive than all the other planets in the solar system combined... and yet small compared to our Sun and other Stellar Objects. Could Jupiter be turned into a ...