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

Unusual Moon Crater Arago and its Surrounding Domes

Unusual Moon Crater Arago and its Surrounding Domes

The week of December 14-20 takes us from New Moon to Day 6.5. This week we will highlight the crater Arago and its surrounding domes, viewable on Sunday night. Arago: [NE/J12] About 50 miles from the western shore of Tranquillity