Analyse @NASASun's tweets
@NASASun
| 1,001,949 followers
Happy #Halloween! Even the Sun joined the frightening festivities in 2014, when bright active regions traced out a creepy jack-o’-lantern’s face, seen here in ultraviolet light by our Solar Dynamics Observatory satellite. ?☀️ https://t.co/LR8fS0165v https://t.co/7VZdoGXHEk