Two days ago , Chile ’s Calbuco volcano erupted for the first time in over four decades . It chuck an ash swarm nearly 10ten miles high , result in evacuations within a 12 - mile radius around the vent . Here ’s what the activity look like from space .
For a flow of about 90 minutes , Calbuco violently ejected ash tree and pumice stone into the sky . Lava flows were also observed from the main release . Asecond bam occurred yesterday , and there arenow fears of a third . gratefully , there have been no reports of casualty so far , but some 1,500 to 2,000 citizenry had to be evacuated .
The MODIS imager onboard NASA ’s Terra planet captured this image ( above ) at 11:20 a.m. local time on April 23rd . detect how the feather has move in a northeastern direction . Below is an unannotated version of the look-alike .
Four hr later on MODIS catch another pic ( below ) .
Terra was n’t the only planet to see the action ; the VIIRS detector onboard the Suomi NPP satellite actually managed to becharm mesospheric sobriety waving link with the eruption . Also known as “ airglow wave , ” they appear as faint concentrical ripples in the mesosphere ( below ) .
VIIRS also captured this heating theme song of the plume .
Image credits : Joshua Stevens , NASA Earth Observatory , and Jeff Schmaltz , LANCE / EOSDIS Rapid Response at NASA Goddard ; VIIRS image good manners of William Straka , SSEC .
[ NASA ’s Earth Observatory|CIMSS Satellite Blog ]
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