Science Dream Chaser spacecraft test flight goes perfectly, except for one thing

Sierra Nevada Corp.'s prototype for its Dream Chaser spacecraft made a less-than-perfect test flight over the weekend.

By , Contributor

Ken Ulbrich/Reuters/NASA

Sierra Nevada Corp.'s prototype for its Dream Chaser spacecraft made a less-than-100-percent successful test flight over the weekend, in a possible misstep in the developer’s attempts to secure a NASA contract to transport astronauts between Earth and the International Space Station.