SpaceX has authorized an insider share sale that values Elon Musk's rocket and satellite maker at about $800 billion, according to a company message seen by Bloomberg on Dec. 12.

Elon Musk on Monday became the first person ever worth $600 billion, Forbes said, ​on the heels of reports that his SpaceX startup was likely to go public at a valuation of $800 billion.

SpaceX intends to go public in 2026 and will seek a valuation of $1.5 trillion, according to media reports. Elon Musk's company has been private since its founding in March 2002. Over the past six days,

SpaceX’s insider share sale was priced at $421 a share, Bloomberg reported Friday, which would mark a sharp jump in valuation from earlier secondary transactions. Alphabet, Google’s parent, has been an investor in SpaceX since at least 2015,

To buy into SpaceX’s audacious $1.5 trillion valuation in a listing next year, investors will need to have faith in Elon Musk’s equally galactic vision for his rocket and satellite maker, from orbital data centers to lunar factories to human settlements on Mars.

Dec 13 (Reuters) - SpaceX is preparing to go public next year and has opened a secondary share sale that would value the company at $800 billion, according to a letter to shareholders sent by the company's CFO Bret Johnsen and reviewed by Reuters.

SpaceX has outlined a new internal share transaction that could lift its valuation to around $800 billion, while also quietly laying the groundwork for a possible initial public offering next year. In a letter to employees and shareholders,

Alphabet may book a fresh accounting gain as a new SpaceX tender offer lifts the private company’s valuation and the value of Google’s stake.

A SpaceX IPO could hand Google billions. Its early bet on the rocket company may turn out to be one of the most lucrative startup investments ever.