WATCH: Elon Musk has shared a video highlighting his costly business mistakes.

And yes, it's set to a John Philip Sousa march.

The Space X founder has revealed his idea of what the future of space travel looks like.

SpaceX comes as the Pentagon increasingly sees space as a contested domain.

SpaceX launched a mission for US military, marking its fifth successful mission of 2017.

Both Sir Richard Branson and Elon Musk have space missions planned for next year.

SpaceX is gearing up to launch its first recycled rocket.

WATCH: SpaceX launched from the historic Launch Complex 39A at the Kennedy Space Centre and safely returned.

Companies are heading to court in a battle for a contract to repair satellites with space robots.

Here's why President Obama may have selected the wrong planet for an expedition.

Boeing CEO has vowed to beat billionaire Elon Musk and SpaceX in the race to send humans to Mars.

COMMENT: Before we start colonising Mars there's five key questions we have to answer.

The much-anticipated speech comes a few weeks after one of SpaceX's rockets blew up, leaving questions about the the future of the company.

The New Glenn rocket is named for John Glenn, the first American to reach orbit. It should be ready to fly by the end of the decade.

As investigation continues, Musk asks the public for help in figuring out what caused his rocket to ignite.

NASA has paid Russia US$3.4 billion over the past decade to fly its astronauts to space -- a number that could grow.

Alien hunters have developed their own theory of what caused SpaceX Falcon 9 to explode.

Elon Musk portrays himself as a visionary on a mission to rescue humankind from global warming with solar technology.

Billionaire Elon Musk believes we're probably characters in a video game played by advanced civilisations.

SpaceX has now landed three rocket stages.

A small team of Kiwi scientists expect to keep working with SpaceX as the California-based company makes an ambitious push for Mars.

Despite a perfect record of successful spaceflights, ULA chief Tory Bruno is under pressure to compete with SpaceX.

Billionaire Elon Musk and actress Talulah Riley are making another attempt to end their second marriage.

Falcon 9 rocket come close - but not close enough - to making the first sea landing of a booster rocket.

Elon Musk's SpaceX Falcon 9 booster had a "hard landing" and broke a landing leg on a drone ship in the Pacific Ocean.

SpaceX is heading back into orbit today - with an ambitious attempt to land its reusable rocket on land.

Elon Musk is a notorious workaholic. As the head of SpaceX and Tesla has long made clear, he doesn't really need much vacation.

Amy Wilkinson spent five years interviewing 200 leading entrepreneurs whose companies each generate $100m annually.

SpaceX boss Elon Musk says a recent explosion was the company's first failure in seven years and maybe complacency played a part.