The three wealthiest Americans, Elon Musk, Jeff Bezos and Mark Zuckerberg, sat together Monday at the second inauguration of President Donald Trump.

President Trump pledges in inaugural address to pursue policy that 'expands our territory' and to put US astronauts on Mars.

Named after the first American to orbit Earth, the New Glenn rocket blasted off from Florida, soaring from the same pad used to launch NASA’s Mariner and Pioneer spacecraft a half-century ago.

Elon Musk, Jeff Bezos and other billionaires were given pride of place behind Trump as he was sworn in as the 47th president.

Jeff Bezos, the second richest man in the world, successfully blasted off a 320-foot-tall rocket ship made by his Blue Origin company from Cape Canaveral, Florida, in the early hours of the morning. It made the company the first to successfully reach orbit on its first launch of an orbital-class rocket.

The blossoming relationship between President Donald Trump and tech titan Elon Musk was on full display throughout Monday's inauguration ceremonies.

Blue Origin’s New Glenn rocket has officially launched, marking a pivotal moment in Jeff Bezos' ongoing rivalry with SpaceX and setting the stage for future space exploration. The rocket, launched from Cape Canaveral Space Force Station,

"My own opinion is that we should do both – we need to go to the moon and we should go to Mars," Bezos said, when asked if he was concerned about changes to NASA's moon program. Jeff Bezos speaks about his flight on Blue Origin’s New Shepard into space ...

Tesla CEO and Amazon founder vie for dominance of satellite launch market and could influence Nasa plans to return to Moon

In recent years, Space X has been a clear winner in space tech, even managing to catch a booster for the most powerful rocket ever built on a pair of ‘chopsticks’ last year, and stepping in to rescue two astronauts still stranded in space after the Boeing Starliner which carried them there was deemed not safe enough to take them home.

Blue Origin's New Glenn rocket launch marks a significant step in Jeff Bezos' rivalry with SpaceX and future Mars exploration.- Watch Video on English Oneindia

Jeff Bezos, founder of Blue Origin, downplays fears that Elon Musk’s ties to President-elect Trump might undermine his company. Bezos believes Musk’s