The moon greets Jupiter two days ahead of its full moon phase on Feb. 1.

Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.

The night sky may look brighter right now because the first new moon of 2026 is just hours away. January’s full moon is called the Wolf Moon, and it will also be a supermoon, the first supermoon of ...

There’s no mistaking Jupiter in the sky these winter evenings, rising in the southeast as evening twilight ends. In fact, you should be able to easily see it long before twilight fades. Jupiter is ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Millions of revelers will ring in 2026 watching fireworks ...