NASA discovers mysterious X-shaped structures in Earth’s upper atmosphere
Friday, 13 June 2025 () NASA's GOLD mission made a surprising discovery. It observed X-shaped patterns in the ionosphere. These patterns occurred even during calm space weather. Previously, scientists thought they only happened during solar storms. The finding changes our understanding of the upper atmosphere. It also affects satellite communications and GPS signals. Scientists are now investigating the causes of these unexpected X-shapes.
NASA scientists using the James Webb Space Telescope have detected the strongest evidence yet of possible alien life on an exoplanet. The planet, K2-18 b, located 124 light-years from Earth, shows the..