President addressed Congress 58 years ago this month, revealing a bold vision for expansion of U.S. space program.
Team excited by discovery that suggests rocky planet is still seismically active.
Seven selected for Project Mercury went on to blaze bold paths in space exploration.
Crucial, complex safety system will rocket astronauts to safety at the first sign of danger.
Mission that began in 2009 recently published research that adds to the understanding of water on the Moon.