NASA @NASA
“New year. New me.” — the Sun. ☀️ Today, our Solar Dynamics Observatory satellite captured these images of our closest star in different wavelengths. Discover how this helps us understand the causes of solar variability and its impacts on Earth: https://t.co/mCdMu9NH8l https://t.co/S2EeGjgqlL — PolitiTweet.org