“NASA began its Tweet.
“Today, NASA’s Solar Dynamics Observatory caught the Sun “smiling.
Instead, it seems to be a result of science.
NASA
And also spotting smiles, apparently.Meanwhile, the moon had the same blank expression on its face.
NASA Spots Sun "Smiling," Hopefully Not Because it's About to Blow Up
The smile is apparently not due to the sun trying to get a role in a Pixar film.
