A powerful solar flare erupted from the Sun on June 19, peaking at 7:50 p.m. ET. NASA’s Solar Dynamics Observatory captured an image of the event. The flare is classified as an X1.9, denoting its intense energy release. This type of flare can impact radio communications, electric power grids, navigation signals, and pose risks to spacecraft and astronauts.
To monitor space weather and stay informed, visit NOAA’s Space Weather Prediction Center (https://spaceweather.gov/). As a leading research arm, NASA constantly observes the Sun and our space environment with its fleet of spacecraft. This monitoring helps researchers understand the impact of solar flares on Earth and other space phenomena.
Source: https://science.nasa.gov/blogs/solar-cycle-25/2025/06/20/strong-flare-erupts-from-sun-5