More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however, NASA's ...

Ganymede is an enormous moon, larger than any other we’ve found, including our own, and may one day be the centerpiece of wider human settlements around Jupiter.

Magnetosonic (MS) waves, i.e., ion Bernstein mode waves, are one of the common plasma waves in the Earth’s magnetosphere, which are important for regulating charged particle dynamics. How MS waves ...

Loki Patera is 202 kilometres (126 mi) in diameter, covers 20,000 sq km (7,700 sq mi), and was the largest volcanic feature ...

Understanding chorus waves is vital, as they create fast-moving, highly energetic electrons (known as killer electrons) that can penetrate spacecraft shielding and destroy important systems.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A small space rock ...

At 7:36 a.m. EST, today is every stargazer’s favorite moment of the month — the new moon. This lunar phase sees the moon roughly between the Earth and the sun, making the moon invisible but ...

It is a Japanese-led commercial mission. Astronauts won't be walking on the moon until 2027, but you’ll see a lot of rockets heading there this year, part of an ambitious series of uncrewed ...

(Firefly Aerospace via AP) CAPE CANAVERAL, Fla. (AP) — A private U.S. spacecraft bound for the moon has captured stunning images of Earth one week into its flight. Still circling Earth, Firefly ...

This photo provided by Firefly Aerospace shows Firefly’s Blue Ghost lunar lander captures the Blue Marble while in Earth orbit on Thursday, Jan. 23, 2025. (Firefly Aerospace via AP) Billionaire ...

and the interaction between solar wind and Earth's magnetosphere. The lander will also deploy a laser reflector array that will help scientists measure the Earth-moon distance.