Acquired September 29, 2012, this natural-color image shows South Georgia Island and nearby icebergs.
Published Oct 6, 2012
The mega-iceberg A53a (upper image) measured close to 50 kilometers by 22 kilometers, about seven times the area of Manhattan Island, in mid-January 2008 when astronauts took the photographs for this mosaic. The images were acquired from the International Space Station (ISS), located 780 kilometers to the north of the iceberg at an altitude of 341 kilometers; the perspective distorts the oblong shape of the iceberg, making it look squarer than it actually is.
Published Feb 25, 2008
Acquired December 13, 2010, this natural-color image shows smooth- and rough-surfaced icebergs casting long shadows along the Antarctic coast.
Published Jan 2, 2011
Chevron-shaped clouds form downwind of the isolated volcanic island.
Published Apr 23, 2012
Acquired November 23, 2009, this true-color image shows wave clouds formed by air currents passing over the South Sandwich Islands. The islands anchor the V-shaped clouds that spread out toward the east.
Published Nov 25, 2009
Low stratus clouds frame a huge iceberg drifting in the South Atlantic Ocean.
Published Jun 4, 2016
Dry air surging off the western coast of Africa ran into a wall of moist air over the Atlantic, creating a distinctive line in a marine cloud layer.
Published Feb 28, 2013
As winds streamed past the South Sandwich Islands, the disrupted flow created an interlocking series of wave clouds.
Published Feb 28, 2020
When undular bores ripple through the atmosphere, they leave remarkable patterns in the clouds.
Published Oct 9, 2020
Like ripples on a pond, a series of long, circular wave clouds radiate out from the coast of West Africa in this pair of photo-like images.
Published Oct 20, 2007
