Multi-ring basin on the moon

720 Mile Wide Crater – Imbrium Basin

The week of May 13-19 takes us from lunar Day 9 to 16. This week we will highlight Mare Imbrium, viewable throughout the week. Mare Imbrium: [±NW/F8] The Imbrium basin was created 3.9 billion years ago when an asteroid 60

Two Significant Areas on the Moon and the Geminid Meteor Shower

The week of December 10-16 takes us from Day 3 through Day 8. This week we will highlight the crater Fracastorius and Mare Nectaris, the Sea of Nectar, viewable on Wednesday night, and the Geminid meteor shower which will peak