“On January 28th it is 40 years ago that Space Shuttle Challenger exploded during launch.

“On January 28th it is 40 years ago that Space Shuttle Challenger exploded during launch.

“On January 28th it is 40 years ago that Space Shuttle Challenger exploded during launch. 

Dreaming about going to space myself in those days, I remember it like it was yesterday. 

This period also the perished crew of the Apollo 1 fire on January 27th 1967 and the astronauts of Space Shuttle Columbia that disintegrated

on return on February 1st 2003 are reminding us of the risk involved exploring space.” Pictures: NASA