NASA's space shuttle Challenger exploded 40 years ago today, killing its 7-person crew. Photos reveal Challenger's legacy.

NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts ...
Space.com

40 years after the space shuttle Challenger disaster, spaceflight remains far from routine

Challenger exploded 73 seconds after liftoff while carrying seven people, including "Teacher in Space" participant Christa McAuliffe. Nobody survived the launch on Jan. 28, 1986 from NASA's Kennedy ...

40 years ago, the Space Shuttle Challenger disaster changed Central Floridians’ lives

Their eyes were watching. Some knew something was wrong. Others were slow to realize. Soon everyone came to grief. Forty years ago Space Shuttle Challenger climbed into the clear amid blue skies over ...
Opinion
Scientific AmericanOpinion

After all these years, the Hubble Space Telescope is still awesome

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...