Savor the moment.
Even his dad jokes!
On Friday, the Curiosity Rover, a rover exploring Mars, took to Twitter to share that it was carrying our Prez's signature to the planet as it wrote:
"Signed, sealed, delivered. I carried @POTUS's signature to the surface of #Mars. #NASAPast8Years."
Of course, our commander-in-chief had the PERFECT response to NASA and the White House screen grabbed the moment and captioned it perfectly on Instagram, saying: