GISMO instrument maps inner Milky Way, sees cosmic 'candy cane'
Wednesday, December 18, 2019 - 14:00
in Astronomy & Space
A feature resembling a candy cane appears at the center of this colorful composite image of our Milky Way galaxy's central zone. But this is no cosmic confection. It spans 190 light-years and is one of a set of long, thin strands of ionized gas called filaments that emit radio waves.