The “eye of Africa” – AKA Richat Structure, a striking landmark from space #Sahara. https://t.co/4AgCc3tHvt #Proxima https://t.co/18TwpxsWvk
@Thom_astro
The “eye of Africa” – AKA Richat Structure, a striking landmark from space #Sahara. https://t.co/4AgCc3tHvt #Proxima https://t.co/18TwpxsWvk