Sunday evening's moon will be a fragile crescent, very near the sunset. An amazing sight if you can spot it near Venus and Mercury! Then keep watching over the next few evenings.
An analysis of the cosmic microwave background has provided clues about the gas inside vast cosmic voids in space, between giant superclusters of galaxies.
The young moon will be tough to spot from Asia or the Southern Hemisphere on Sunday evening, but Europe, Africa and North America have an excellent shot at it. By Monday evening, we'll all see the young moon.