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Science editor, BBC News website
Reports are coming in that Richard Branson's space-tourism venture, Virgin Galactic, plans to go public.
The Wall Street Journal said the Social Capital Hedosophia Holdings Corp will invest about $800m for a 49% stake in Virgin Galactic.
The deal could be announced this morning, according to the reports.
Branson's company is racing against Blue Origin, the space business of Amazon founder Jeff Bezos, to bring tourists into space.