article_snippet.sent: SpaceX founder Elon Musk tweeted: "Ascent successful.
article_snippet.sent: SpaceX founder Elon Musk later clarified that "Rocket landed, but tipped over.
article_snippet.sent: SpaceX founder Elon Musk tried to land a Falcon 9 on the drone ship in January, but "Rocket hit at an angle and exploded.
article_snippet.sent: SpaceX founder Elon Musk has said SpaceX founder Elon Musk will keep trying and, after SpaceX founder Elon Musk masters landing at sea, hopes to someday land rockets on the ground.
article_snippet.sent: SpaceX founder Elon Musk wants to cut costs.
article_snippet.sent: On the private space exploration company  's website, SpaceX founder Elon Musk says that if anyone can figure out how to "reuse rockets just like airplanes, the cost of access to space will be reduced by as much as a factor of a hundred.
highlights_snippet.sent: SpaceX founder Elon Musk: