For example American Express offers
a sub-orbital spaceflight costing 20 million points.
She and her husband George Whitesides are also signed up to take
a sub-orbital spaceflight on Virgin Galactic's SpaceShipTwo.
Unlike more consumer - focused space exploration missions, like Richard Branson's Virgin Galactic — which will take passengers into
sub-orbital spaceflight for $ 200,000 — Golden Spike's founder says its company's clientele will be comprised mainly of governments and corporations.