A small star called AU Microscopii seems to contain strange pockets of hydrogen that are more than 1500°C cooler than the rest of the star, and astronomers aren’t sure why
10 June 2022
The distant star AU Microscopii may have mysterious cold spots. It seems to contain pockets of hydrogen that are more than 1500°C cooler than the surrounding areas, and astronomers aren’t sure why.
AU Microscopii, or AU Mic, is a relatively small star about 32 light years away. Laura Flagg at Cornell University in New York was testing an algorithm using data on AU Mic collected by the Hubble Space Telescope in 1998 when …