Celebrate the 25th anniversary of the launch of the Chandra X-ray Telescope.

Meet three women who ascended through glass ceilings during the Apollo program

What does it take to protect space and our world from threats? Gen. John E. Hyten, Commander of the U.S. Strategic Command (USSTRATCOM), believes it takes imagination and innovation.

In this intimate conversation among a select few speakers who knew him best, we will remember John Glenn, a man devoted to the nation, the American people, and his family. Moderated by Bob Schieffer.

Join us for the 2016 John H. Glenn Lecture in Space History to reflect on the invention and reinvention of spaceflight with a legendary space pioneer and a visionary rocket entrepreneur.

Each year, legendary figures in aviaton and space history reflect on their distinguished careers. This year's lecture will feature Gen. James A. McDivitt, commander, Gemini 4 and Apollo 9.

Join these legendary figures in space history as they reflect on their distinguished careers with Museum director Gen. John R. “Jack” Dailey.

In late December 1968, the Apollo 8 crew of Frank Borman, Jim Lovell, and Bill Anders became the first humans to leave Earth and journey to another world. They spent 20 hours orbiting the Moon, and then made the flight back home.