Thirty-nine years ago, the feelings of shock and sorrow swept across America as millions witnessed the explosion of the Space Shuttle Challenger.

At 5 p.m., President Ronald Reagan addressed the nation. “The future doesn’t belong to the fainthearted; it belongs to the ...

The Space Shuttle Challenger explosion was one of those moments in history that you will always remember where you were. One ...

On this day in history, the Challenger space shuttle exploded, killing all seven inside. On Jan. 28, 1986, an explosion took ...

Today marks the 39th anniversary of the Space Shuttle Challenger disaster (Mission STS-51-L), when the shuttle's seven astronauts were killed by an explosion.

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

KENNEDY SPACE CENTER, Fla. — The world was shocked and saddened 39 years ago after the Space Shuttle Challenger tragedy. The ...

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

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

O-ring erosion on Discovery would have disastrous effects a year later It has been 40 years since NASA launched the first ...

The year 2025 puts us one quarter of the way through the 21st century. We'll spend the year looking back at some of the amazing advances we've experienced. In this episode: privatized space travel.

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