Stellar corona
The Solar Orbiter captured the sun’s surface – Watch the video
The Solar Orbiter mission photographed the Sun, leading the European Space Agency (ESA) to release, for the first time, high-resolution images of the star’s surface.
Bulgarian Scientists to Study Solar Activity from Antarctica in Groundbreaking Project
Bulgaria's first polar astronomy project will take place in 2024-2025
"Impact of solar activity on ionospheric dynamics and high-energy particle fluxes over Antarctica" is the title of the first Bulgarian polar astronomical scientific research project, which will take place in 2024-2025 on the territory of the Bulgarian Antarctic Base on Livingstone Island.
First 'extreme' solar storm in 20 years brings spectacular auroras
The most powerful solar storm in more than two decades struck Earth on Friday, triggering spectacular celestial light shows from Tasmania to Britain — and threatening possible disruptions to satellites and power grids as it persists into the weekend.
Biggest solar flare in years temporarily disrupts radio signals on Earth
A NASA telescope has captured the biggest solar flare in years, which temporarily knocked out radio communication on Earth.
The sun spit out the huge flare, resulting in two hours of radio interference in parts of the U.S. and other sunlit parts of the world. Scientists said it was the biggest flare since 2017.