Gallery: Experts' Favorite Space Photos
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SpaceX's Falcon 1 Rocket Reaches Orbit
Elon Musk, founder of private spaceflight company SpaceX, sent in this photo. He writes: "[M]y favorite pic is a relatively personal one. It is the first frame from the video downlink just as Falcon 1 reached orbit. It was the fourth flight of Falcon 1 and our last chance to make orbit. If we hadn't, then SpaceX wouldn't be around."
Breaking space news, the latest updates on rocket launches, skywatching events and more!

Clara Moskowitz is a science and space writer who joined the Space.com team in 2008 and served as Assistant Managing Editor from 2011 to 2013. Clara has a bachelor's degree in astronomy and physics from Wesleyan University, and a graduate certificate in science writing from the University of California, Santa Cruz. She covers everything from astronomy to human spaceflight and once aced a NASTAR suborbital spaceflight training program for space missions. Clara is currently Associate Editor of Scientific American. To see her latest project is, follow Clara on Twitter.
