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These clouds are called ship tracks
Ship tracks typically form among low-lying stratus and cumulus clouds. They form around exhaust particles released by ships.
January 29, 2018
ISS over Idaho’s Wood River Valley
On a cold January night, Nils Ribi captured the path of the International Space Station (ISS) in the southern sky over the Wood River Valley of Idaho.
January 27, 2018
Cartwheel Galaxy
Hubble Space Telescope image of a rare ring galaxy in the direction of the constellation Sculptor.
January 26, 2018
Sun pillar over frozen lake, Sweden
Nature photographer Jörgen Andersson posted this photo to EarthSky Facebook on January 22, 2018.
January 25, 2018
Orion high in southern skies
Orion the Hunter is at its highest in the south in the evening now for the Northern Hemisphere. But the Southern Hemisphere has an even better view!
January 23, 2018
Jupiter’s swirling south pole
Juno spacecraft view of planet Jupiter's southern polar region.
January 21, 2018
Winter blues
Sunset on Copt Hill, Sunderland, UK. Gary Pescod took this photo on January 18, 2018.
January 20, 2018
A new day from space
Sunrise from the International Space Station. The ISS crew sees a sunrise every 90 minutes.
January 18, 2018
Cloud tower, view from space
An ISS astronaut shot this photo of a massive cloud tower.
January 17, 2018
