Equatorial plasma bubbles are an ionospheric phenomenon near the Earth's geomagnetic equator at night time.
They affect radio waves by causing varying delays.
In Northern Australia, the most common times are February to April and August to October, when a plasma bubble is expected every night.
[2] Plasma bubbles form after dark when the sun stops ionising the ionosphere.
[2] On August 27, 2024, China's Powerful LARID RADAR, which China has developed for its military purposes, with which it can detect military satellites and nearby enemy presence if any, detected Plasma Bubble Over Egyptian Pyramids.