Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare.

The nebular hypothesis states that stars and the planets that orbit them form from the same reservoir of material, called a ...

A new study reveals how Jupiter’s powerful magnetic field helped its moons survive, while Saturn lost most of its large moons ...

Jupiter and Saturn now have 15 more known moons between them. Four have been added to Jupiter and 11 to Saturn, bringing ...

Jupiter and Saturn are the two largest planets in our solar system, and both are surrounded by dozens—even hundreds—of moons.

Artemis is headed for Earth’s moon, but thanks to the Hanford Reach Solar System, Uranus, Saturn and even Neptune are in your ...

The two largest planets in our solar system, Jupiter and Saturn, also have the largest satellite systems, or the most moons.

Jupiter, the largest planet in our solar system, has massive storms that match its size. These storms—some of which can last ...

The comet has been on our radars since the summer of 2025, when the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...

A new analysis of meteorite isotopes challenges long-held ideas about Earth’s origins, suggesting our planet may have formed ...

Jupiter’s moon Io is the most volcanically active place in the solar system. Let me tell you just how volcanic it is.

Earth likely formed from inner Solar System material alone, raising fresh questions about the origin of water on our planet.