Stunning night sky time-lapse shows how colorful the stars really are (photo)

Hubble Space Telescope sees colliding galaxies aglow with stars

Blue Origin joins 2 stages of New Glenn rocket for the 1st time (photo)

The Apollo 11 astronauts were invited to give speeches to Congress. Aldrin: "The first step on the moon was a step toward our sister planets and ultimately toward the stars". Armstrong: "Man must understand his universe in order to understand his destiny."