Blink and You’ll Miss It: A Magnetar’s 0.16-Second Cosmic Blast

Magnetar Flare: A Cosmic Blast Like No Other
Magnetar Flare: A Cosmic Blast Like No Other

On April 15, 2020, the Atmosphere–Space Interactions Monitor (ASIM) on the International Space Station caught sight of an amazing space event. A burst from a magnetar in the Sculptor Galaxy traveled 13 million light-years to reach us. Lasting just 0.16 seconds, this eruption let loose energy on par with a billion stars. Although these events are rare, they offer a unique peek into some wild conditions out in the universe.