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 ...

Credit: NASA/JPL-Caltech/Kevin M. Gill, CC BY 2.0 But evidence for Callisto’s subsurface ocean remained inconclusive, as the moon has an intense ionosphere. Scientists thought this electrically ...

Instead of using only part of the spacecraft’s information, they analyzed all eight close flybys of Callisto. With better statistical tools and computer models, they studied the moon’s ...

Callisto is also thought to have liquid water, too. The small, rocky body is constantly being stretched and compressed by Jupiter’s huge gravitational force, keeping the moon ‘malleable ...

Higher latitudes on the moon with slopes facing the poles "are not only scientifically interesting but also pose less technical challenges for exploration in comparison with regions closer to the ...

What is the moon phase today? Today, Feb. 13, 2025, the moon is 15 days old and is in the Full Moon phase of its lunar cycle. It is 99% illuminated. Moon phases reveal the passage of time in the ...

The Callisto Protocol failed to meet sales expectations, leading to layoffs, and the studio's future project may be at risk of being canceled. Update: Krafton sent a statement about the layoffs ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This alignment ensures the entire side of the Moon that faces us gleams under ...

Corrections & Clarifications: A previous version of this article gave the wrong day of the week for the Snow Moon. The February 2025 full moon — also known as the Snow Moon — will be the ...