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A VOLCANIC COMET BLOWS ITS TOP: So you think you know what a comet is? Think again. Comet 29P/Schwassmann-Wachmann is challenging old ideas. Astronomers call it a comet, but, really, “giant space volcano” might be a better description. It’s a 60-km-wide ball of ice orbiting the Sun beyond Jupiter, and it appears to be one of the most volcanically active bodies in the entire Solar System.

Comet 29P just blew its top … again. In late September 2021, 29P erupted four times in quick succession, blowing shells of “cryomagma” into space. Arizona amateur astronomer Eliot Herman has been monitoring the debris:

SPACE WEATHER BALLOON DATA

Latest results: Our most recent flight on June 25, 2021, confirms a trend of decreasing cosmic radiation: Before their discovery in 1895, X-rays were just a type of unidentified radiation emanating from experimental discharge tubes. They were noticed by scientists investigating cathode rays produced by such tubes, which are energetic electron beams that were first observed in 1869.

AURORAS AT 35,000 FT: Young Solar Cycle 25 is gaining strength. Count the crew of this flight to Alaska among the believers:

Lights Over Lapland has a full catalogue of exciting adventures in Abisko National Park, Sweden! Check out our daytime and evening activities and book your