NASA recently paid tribute to the Challenger crew and other fallen astronauts during its annual Day of Remembrance.

For millions, it was an event that would be seared into their memories for the rest of their lives – on par with the Kennedy ...

It's been 39 years since the Challenger space shuttle, carrying seven people, took off from Florida's Kennedy Space Center, ...

As we reflect on the Challenger mission, 39 years later we want to know, what memories do you have of the shuttle, its crew, ...