U.S. anti - espionage laws prevent Chinese nationals from Virgin space flights . Chinese offers to buy $ 260,000 were ` ` . '' Multiple passport holders may be allowed . Flight criticized as too short and too expensive .
U.S. anti-espionage laws bar Chinese nationals from Virgin space flights . Chinese offers to buy $ 260,000 tickets `` rejected '' Multiple passport holders may be allowed . Trips criticized as too short and too expensive .