British Antarctic Survey base at Rothera, Antarctica

Split image of staghorn coral, Acropora sp., and uninhabited island, Ailuk atoll, Marshall Islands, Pacific

Split image of sand bottom and island, Rongelap, Marshall Islands, Micronesia

Split image of Marshalhese boy and coconut trees, Ailuk island, Ailuk atoll, Marshall Islands, Pacific

Split image of staghorn coral, Acropora sp., and island, Truk lagoon, Chuuk, Federated States of Micronesia, Pacific

Flame Nebula, NGC 2024, Sh2-277, Optical

Aurora Australis over Concordia base, Antarctica

Gaia satellite image of stars near the Galactic Center

Loop I, whole sky Planck satellite microwave image

Norderney sounding vessel in motion in front of Norddeich, special ship for surveying the navigable water in the Wadden Sea, Lower Saxony, Germany, Europe

Person On Top Of Rocky Peak