On The Future of American Human Spaceflight
Astronauts are set to be transported into orbit on a new range of 'space taxis' after Nasa granted three companies a $1.1 billion contract to build
them
These companies are
The three companies are Sierra Nevada, Space X and Boeing, who will receive $212.5 million, $440 million, and $460 million respectively under the
agreements.
Sierra Nevada is developing a winged space plane called Dream Chaser, which is designed to launch vertically but land horizontally on conventional
runways
www.nasa.gov...
www.dailymail.co.uk...
The dream Chaser looks like the best replacement
Cran