Saturn’s 2024 opposition will be on 8 September. Around that time, its rings will appear to glow brighter than usual due to retroreflectivity. Soon afterwards, however, the rings will be edge-on and become entirely invisible.
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What’s the time on the Moon?
How do we tell the time on the Moon? This will be an important issue once humans establish a long-term presence there. We list a few of the problems with time, and how they’ll probably agree on a single Coordinated Lunar Time.
An image of the Lunar X
The Lunar X is a pattern of light cast by the rising Sun over a complex group of walls near the Werner crater. It’s only visible for about 45 minutes each lunar cycle and it’s only visible a couple of times each year to people on Earth. We knew of an apparition coming up, so we used a remote dome to get an image. We did have to battle our share of clouds, of course.
About that Nova in Corona Borealis…
T Corona Borealis is expected explode in a cosmic event called a nova in the near future. However, it hasn’t happened yet. Now the sun is approaching and is threatening to drown out the star before it goes off. We might have to wait until January to see what happens.