This is how the moon will look tonight through 10x binoculars or a small telescope. Our featured impacts are Copernicus, the Sea of Showers and Bay of Rainbows, but I couldn’t resist adding Tycho, a relatively fresh, bright lunar crater with a prominent halo of rays. Rays form when rocks blasted from an impact fall back down to the surface in a blast pattern. The rocks dig out tiny craters of their own, exposing bright dust in the process. Virtual Moon Atlas
With the 50th anniversary of the Apollo 11 lunar landing this month everyone’s talking about the moon. By happy circumstance it’s also shining in the southern sky every clear night. If you’ve been following its progress, you’ve noticed at least two things: the moon sets later each night and its phase has waxed or increased from crescent to gibbous.
The waxing gibbous moon will form a little triangle with Jupiter and the star Antares tonight. Stellarium
As the moon orbits the Earth it moves about a fist eastward (to the left) each night. That eastward movement changes the angle the moon makes with the sun and Earth, which causes the phase to change. Each night brings a new ...