.Clouds curling around the full "blue" moon gives the evening skies a creepy sense in this picture from Aug. 19, 2024. As seen here, a blue moon is certainly not in fact blue the third full moon in a period with 4 moons is actually knowned as a "blue" moon.One more moon will definitely be visible in the sky the morning of Oct. 25: Jupiter's icy moon Europa, the destination of NASA's just recently launched Europa Dog clipper, will be actually conveniently evident with field glasses on one side of Jupiter on its own.Get more skywatching tips.Picture credit: NASA/Ben Smegelsky.