Both companies have really leveled up their technology and safety measures with exhaustive tests that are bound to prove themselves once the spacecraft take off.
Leading up to the ceremony at the Johnson Space Center here, Bridenstine said it was a historic moment for the agency: "We are going to launch American astronauts from American soil".
Eric Boe: Like many astronauts, Boe became an astronaut after a stint as an Air Force fighter pilot.
Christopher Ferguson is a native of Philadelphia.
SpaceX will fly an uncrewed test flight in November 2018 and another with astronauts on board in April 2019.More news: Johanna Konta denied by Elise Me in Silicon Valley Classic
Three of the chosen astronauts joined the corps in 2013, which was before the commercial partnership was announced.
Boe is a former shuttle pilot; Mann will be making her first trip into space. The Crew Dragon will launch aboard a Falcon 9 rocket from the Kennedy Space Center in Florida.
Robert Behnken is from St. Ann, Missouri. Therefore, it's essential that Crew Dragon and Starliner be ready for operational flights by the 2020 deadline. Between the end of the space shuttle program and the start of commercial crew operations, NASA's crew members have and are continuing to launch to the space station on Russian Soyuz spacecraft.
Douglas Hurley calls Apalachin, New York, his hometown. Bob Behnken of the Air Force and Doug Hurley, a retired Marine Corps colonel.
June 30, 2011-NASA's space shuttle has been an icon of the USA space program for the past 30 years.
NASA is not yet certain exactly when the launches will be.
The vessels, the SpaceX Dragon and Boeing Starliner, have been developed with billions of dollars in funding from NASA, which has contracted SpaceX and Northrop Grumman to make cargo deliveries to the space station since 2012.More news: Serena Williams cites personal reasons for Rogers Cup withdrawal
"Future Commercial Crew astronauts will be riding to space on partner vehicles built by SpaceX & BoeingSpace", NASA said in a tweet.
Josh Cassada grew up in White Bear Lake, Minnesota. "The first flight is something you dream about as a test pilot", Hurley said. If any further delays creep up, NASA's astronauts may be temporarily stranded on Earth. This will be his first spaceflight.
Sunita Williams was born in Euclid, Ohio, but considers Needham, Massachusetts, her hometown.
When Glover left San Luis Obispo almost 20 years ago, he joined the U.S. Navy and began his career as a Naval Aviator and test pilot.
Hopkins had previously spent 166 days on the International Space Station, and conducted two spacewalks.
Victor Glover is from Pomona, California. He also serves as a Navy commander, naval aviator and was a test pilot. He made 400 carrier landings and flew 24 combat missions.
Glover and Cassada are spaceflight rookies.More news: Minecraft movie delayed after change of director
Michael Hopkins was born in Lebanon, Missouri, and grew up on a farm near Richland, Missouri. As the other astronauts donned NASA patches on their blue jumpsuits, Ferguson wore a Boeing applique. With 322 days in space, Williams is sixth all-time on NASA's spaceflight endurance list and second all-time among female astronauts.