On September 17, Jeff Bezos, founder of Amazon and boss of blue origin of space company, tweeted to congratulate Elon Musk and SpaceX on the successful launch of the "inspiration 4" manned space mission. He said, "congratulations to Elon Musk and his team on the successful launch of inspiration 4 last night." "we take another step towards the future that everyone can enter space." < / P > < p > musk simply replied "thank you" p> < p > on Wednesday night local time, SpaceX led by musk put the "inspiration 4" mission with four members all ordinary people into the predetermined track for the first time. Bezos, founder of rival blue origin, congratulated the launch p> < p > "inspiration 4" mission is a private space project funded by Jared Isaacman, billionaire and founder of payment service company shift4. Isaacman sent himself into space with three ordinary people and raised $200 million to help St. Jude Children's research hospital fight childhood cancer and other diseases p> < p > the three-day mission will return to earth on Saturday and splash down on the Atlantic coast near Florida or the Gulf of Mexico p> < p > Isaacman was accompanied by pilot and geologist Sian Proctor, medical officer and San Juda doctor assistant Hayley Arceneaux, and mission expert and Data Engineer Chris sembroski p> < p > "inspiration 4" is the first space mission without professional astronauts. This is the first completely private earth orbit mission and SpaceX's first manned space mission in orbit. Since May 2020, SpaceX has carried out three manned space missions with the manned dragon spacecraft, all of which are astronauts transported by the National Aeronautics and Space Administration (NASA) to the international space station. "Inspiration 4" mission members will fly around the earth in a manned dragon spacecraft at an altitude of 585 kilometers. Passengers in the cabin can have a panoramic view of space and the earth through the panoramic glass dome on the spacecraft p> < p > Bezos congratulated musk at a time when there was a heated debate between the two space companies. Blue origin is suing NASA for choosing only SpaceX to build a lunar module p> < p > < / P > < p > on July 20, blue origin also launched Bezos and three others into space at the company's launch site in West Texas, and the capsule successfully reached suborbital altitude. Nine days ago, Richard Branson, founder of virgin galaxy, a space tourism company, took off from New Mexico into suborbital space on the company's spaceship 2. (Chen Chen) < / P > < p > < / P > < p >