Rare dark red noctilucent clouds appear over Sweden

Rare dark red noctilucent clouds appear over Sweden

Rare dark red noctilucent clouds appeared over Vallentuna, Sweden on July 25, 2020, and were recorded by P-M Heden. This type of NLCs is rare and not fully understood, Dr. Tony Phillips of the SpaceWeather.com reports. Research in the 1970s revealed that much of the…

Major noctilucent clouds outbreak over Europe

Major noctilucent clouds outbreak over Europe

Observers across Europe, from Scandinavia to the Adriatic coast, are reporting major noctilucent clouds (NLC) outbreak on July 5 and 6, 2020. The outbreak comes on the heels of July 4th sighting over southern California, U.S. — where in 2019 a record was set for…

Early start of the 2020 noctilucent cloud (NLC) season

Early start of the 2020 noctilucent cloud (NLC) season

The Northern Hemisphere noctilucent cloud (NLC) season has officially begun. The first cloud was detected by NASA's AIM spacecraft inside the Arctic Circle on May 17. The detection marks one of the earliest starts in the 14-year history of the spacecraft. …