#SolarRefraction hashtag - Bluesky

@nasapodsky.bsky.social

10 months ago

$A telescopic image of a rare blue flash above the setting sun, captured from La Palma in the Canary Islands. The sun's surface shows sunspot groups, and a subtle green rim is visible beneath the blue flash. This atmospheric phenomenon is caused by the refraction of sunlight.$

A telescopic image of a rare blue flash above the setting sun, captured from La Palma in the Canary Islands. The sun's surface shows sunspot groups, and a subtle green rim is visible beneath the blue flash. This atmospheric phenomenon is caused by the refraction of sunlight.

Astronomy Picture from 09/01/2002

Blue Flash

Source: https://apod.nasa.gov/apod/ap020109.html

#GreenFlash #BlueFlash #SunsetPhenomena #AtmosphericOptics #Astrophotography #RareEvent #CanaryIslands #LaPalma #SunSpot #SolarRefraction