domes on the moon

Mons Rümker: Extensive Complex of Domes on the #Moon

The week of May 22-28 takes us from lunar Day 26 through Day 3. This week we will highlight Mons Rümker, visible just before dawn on Monday. Mons Rümker: [NW/E4] Normally this feature is too close to the Moon’s limb

Valentine Dome on the #Moon

The week of April 17 – 23 takes us from Lunar Day 20 to 27, so the Moon would have to be viewed in the wee hours before sunrise. This week we will highlight what is informally called the Valentine