A SpaceX Falcon 9 rocket explodes Sept. 1 during fueling  operation in preparation for a static-fire test. 
Credit: USLaunchReport.com video
SpaceX unveils first development tank for Mars spaceship. Credit: SpaceX
SpaceX CEO Elon Musk unveils his plans to colonize Mars during the International Astronautical Congress in Guadalajara, Mexico. Credit: IAC webcast
SpaceX artist's concept of interplanetary spaceship arriving at Mars. Credit: SpaceX
Artist view of an IRIDIUM NEXT satellite. The IRIDIUM NEXT operation is a modernisation programme of Iridium satellites. Iridium is a provider of mobile satellite communications services.
Blue Origin founder Jeff Bezos poses in front of his rocket. Credit: Blue Origin
SpaceX Red Dragon
Falcon 9 Thaicom-8 launch
Musk at AGU
SpaceX CEO Elon Musk, speaking July 7, 2015 at the International Space Station Research and Development Conference. Credit: CASIS video still
SpaceX Chief Executive Elon Musk, speaking  Jan. 30 at a hyperloop design competition at Texas A&M, said he expected the first Falcon Heavy flight "toward the end of the year... maybe late summer."
Credit: Texas A&M/Facebook
Falcon 9 first stage
Musk and Colbert
Photo of SpaceX President Gwynne Shotwell
Screen Shot 2015-03-17 at 11.31.41 PM
Elon Musk during his PayPal days.