Go, Orion! NASA set to launch spacecraft on first step toward manned flights to Mars [Update: Delayed! Launched!]

Final preparations are under way for NASA's Dec. 4 launch of the Orion spacecraft. Not since the final Space Shuttle mission in 2011 has there been so much excitement around American space flight. Sawyer Rosenstein reports from Cape Canaveral.

Orion spacecraft arrives at NASA Kennedy, “First step on journey to Mars”

The first space-bound Orion capsule has arrived at a NASA Kennedy Space Center launch pad. Read the rest