1. Blue Flash
... A blue flash is even harder to see though, because the atmosphere must be extraordinarily clear to avoid scattering and diminishing the refracted blue sunlight. ...
2. APOD: 2002 January 9 - Blue Flash
... 2002 January 9 . Blue Flash . Credit Copyright: Mario Cogo . ... A blue flash is even harder to see though, because the atmosphere must be extraordinarily clear to avoid scattering and ...
4. Blue Flash at Paranal | ESO
... Blue Flash at Paranal . About the Image . About the Object . Image Formats . ... staff Guillaume Blanchard was able to capture the rather rare blue flash while observing the sunset on Christmas eve from the ...
6. Was Sirius Red in Ancient Times? | Astronotes
... it the ?Pepsi? star because it would flash red and blue when it was low on the ... brighter than all the others, twinkling ferociously, and flashing blue and red ... There, I was told the red and blue flashing star was Sirius. ...
10. guider
... Bob Nichol and Jeff Peterson (both CMU) flash off blue grating of spectro1. Ellyne Kinney plugs plate cartridge for guider test. ...