Vallis Rheita: The Moon’s Longest Valley and a Stunning Lunar Observation Target This Week

Vallis Rheita: The Moon’s Longest Valley and a Stunning Lunar Observation Target This Week

The week of June 23-29 takes us from Day 28 to Day 5. This week we will highlight the Rheita Valley, visible on Sunday night close to the terminator. Vallis Rheita: [SE/N14; L=52°E] At 276 miles, the Rheita Valley is

Mare Crisium and Lunar Transient Phenomena

Mare Crisium and Lunar Transient Phenomena

The week of May 14-20 takes us from Day 29 to Day 6. This week we will highlight Mare Crisium, visible partially on Thursday and completely on Friday evening. Mare Crisium: [NE/H15] On Friday you should be able to observe