Moons are either gravitationally captured if they are within what's called a planet's Hill sphere radius, or they're formed along with a solar system. Objects exert a gravitational force of attraction ...

Mars has two moons, Phobos and Deimos. Scientists still debate whether these came from asteroids that passed close into Mars' ...

The 2025 skywatching guide includes a rare sunrise solar eclipse, an occultation of Mars and three supermoons. Here are the ...

In recent years, Saturn has overtaken Jupiter as the planet with the most satellites in our solar system. How many moons does ...

January's sky brings a planet parade, Mars opposition, and the Quadrantid meteor shower. Enjoy Venus and Saturn's close ...

The first full moon of 2025 is called the Wolf Moon. It's also a supermoon, set to appear in night skies Jan. 13, and will pass in front of Mars during a phenomenon known as occultation. People across ...

When you look up in the night sky, our moon is unmissable.Just like Earth, it's round and has a solid, rocky surface. But is ...

Saturn's intricate structure, interactions, and diverse components make it a fascinating 'mini solar system' within the ...

Each evening, enjoy a sweeping view of four planets at once. Also look for Mars occulted by the Moon and meteors!

January 2025 will be an excellent opportunity to spot Mars and some of its details with a medium-sized telescope!

19, 2024 — Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar ...