How could global warming be bringing deadly cold to the central US this week? Scientists don't have all the answers, but, they say, the jet stream is the link. Read more.
This is the 2nd video in the Chasing Darkness series, a stargazing destination guide. This episode: Skies over Oregon’s Cascade Mountains and the Alvord Desert. Watch video.
Meet the bright star Aldebaran, part of a V-shaped pattern of stars called the Hyades. This easy-to-find star cluster represents the face of Taurus the Bull. Read more.
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View larger at EarthSky Community Photos. | On Tuesday morning, Darlene Tanner in Alberta, Canada captured a light pillar, moon pillar and halo around the moon - and the 2 moon dogs on either side of the moon - all caused by ice crystals drifting in the air. Plus, she caught the moon poised to slide past 3 planets before sunup this week. And there's more, here. Thanks, Darlene!
Cloud streets and lake-effect snow stretch across the scene on Tuesday, as frigid Arctic winds blew over the US Great Lakes. Natural-color satellite image via NASA Earth Observatory. More images here.
