The 40th anniversary of the Challenger disaster cast a shadow over NASA's annual Day of Remembrance event inside the Space ...

NASA held its annual Day of Remembrance on Thursday to honor those who lost their lives in the pursuit of space exploration.

WASHINGTON (DC News Now) — On this day in history, the Challenger space shuttle exploded, killing all seven inside. On Jan. 28, 1986, an explosion took place 73 seconds into the flight of the ...

From the world watching in horror as the Challenger space shuttle exploded to the Chernobyl nuclear disaster that upended millions of lives, 1986 was a year for the history books. But it wasn’t all ...