When NASA astronaut Scott Kelly returns to Earth on Tuesday night after spending nearly an entire year in space, he will be leaving behind an awesome view of our planet -- from the vantage point of the International Space Station.
Indeed, Kelly not only posted his experiences on Instagram, but he also tweeted them and chronicled them on Facebook -- reportedly sharing about 1,000 images with the world.
Scroll through 15 highlights from Kelly's Twitter feed below -- and let us know which of his photos are your favorite in the comments. Enjoy!
Also on HuffPost: Astronaut Scott Kelly Shares Final Sunrise From Year In Space