There is no other moon quite like our own in the entire solar system. The Moon is unique in a lot of ways, some of which are ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary ... and the importance of returning Io samples to Earth. Therefore, what was the motivation behind ...

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

In size, Io is roughly comparable to the Earth’s moon, also known as “The Moon”. Io is wracked by volcanic activity though, with active lava flows on the surface, with mountain ranges and ...

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

Io. But even that's not the end of the spectacle. Right now, our current moon is spiraling away from Earth at 3.8 cm a year. That's about how fast your fingernails grow. At the same time ...

Over time, it cooled and clumped into a single massive body—the moon. That impact didn’t just create a satellite; it helped define Earth’s structure, tilt, and rotation. Clues about this ...

Earth's only natural satellite is simply called ‘the Moon’ because people didn't know that other moons existed until 1610 when Galileo discovered the four largest moons orbiting Jupiter ...