Yow:
Just saw in this GCN Circular: https://t.co/qWZD6hLQ7w that the huuuuuge Gamma Ray Burst GRB221009A which is the brightest ever detected, has triggered detectable ionospheric disturbances in our own atmosphere. pic.twitter.com/DbGd0eEXDM
— Dominique Boutigny (@AlvindeDiaspar) October 14, 2022