Time For Another Puzzling Observation ... The Gangotri Wave

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Expand view Topic review: Time For Another Puzzling Observation ... The Gangotri Wave

Time For Another Puzzling Observation ... The Gangotri Wave

by BeAChooser » Sun Nov 28, 2021 4:56 pm

https://phys.org/news/2021-11-gangotri- ... -arms.html
'Gangotri wave' connecting two of Milky Way's spiral arms discovered

A team of researchers from Germany, France and the U.K. has discovered a long thin filament of dense gas connecting two of the Milky Way galaxy's spiral arms. … snip …

Prior research has shown that other galaxies have features called feathers—long gas filaments with barbs that look from Earth like feathers. … snip …

The newly discovered feather spans approximately 5.6764e+16 to 1.22989e+17 kilometers (BAC - about 12000 LY) in reaching between the two arms and is approximately 1.6083242e+17 kilometers from the rotational center of the galaxy. They have also estimated its mass to be approximately equal to nine million suns. … snip …

The researchers found that the Gangotri wave has another unique and interesting feature in that it is not as straight as expected. Instead, it zig-zags back and forth along its length in a pattern similar to a sine wave. The researchers were not able to explain the strange phenomenon but note that some force must be at play—a force that is likely to be the focus of many upcoming research efforts.
Care to bet what that force must be, folks? These people are sooooooo clueless.

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