CNET también está disponible en español.
Don't show this again
From his perch 240 miles above the Earth, astronaut Don Pettit has been shooting up a storm -- and making history in the process.
Click on to see more photos taken by Pettit from the space station and posted to his Twitter account.
Be respectful, keep it civil and stay on topic. We delete comments that violate our policy, which we encourage you to read. Discussion threads can be closed at any time at our discretion.