That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

February brings several special events, including a rare "occultation," and a planetary parade of six planets.

With the moon out of the way on Jan. 18, bright Jupiter and Saturn become stand-outs in the January night sky.

Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This ...

The next full moon of 2025 will arrive two days before Valentine's Day this year. Known as the "snow moon," the full moon will be visible Feb. 12. The snow moon won't be the only event to keep ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't been for lack of trying. According to a new paper by Thomas Winterhalder of ...

Here's what to know about the Saturn and moon conjunction and how to view the celestial event.

Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.