Juno is now magnitude 10.7, best seen with a small telescope ... 2:55 P.M. We're back at Jupiter in Taurus this evening to watch the innermost Galilean moon, Io, now transit the disk alongside its ...

While making the deliveries, the Blue Ghost lander experienced one lunar day. During the course of that day, it captured ...

The Moon orbits the Earth, and as this happens the Moon’s appearance when viewed from the Earth changes ... that other moons existed until 1610 when Galileo discovered the four largest moons ...

Late on Thursday night and into the early hours of Friday, the full moon turned a beautiful reddish color as it drifted ...

If you find Jupiter, you’ll likely see four small dots to the side of the gas giant: they are the Galilean moons ... perform a number of fly-bys on the moon that is thought to be one huge ...