His name is Michael Collins, and he's often considered the forgotten astronaut. The mission was ripe for three men: two would walk on the moon and one would not.

Michael Collins — the “forgotten astronaut” aboard the first spaceflight ever to land humans on the moon — died Wednesday after a battle with cancer, his family announced. He was 90.

Widely respected as an astronaut and writer, Michael Collins had no regrets about his role in NASA's most famous mission.

NPR's Scott Simon remembers Apollo 11 astronaut Michael Collins, who appeared on this program two years ago.

Michael Collins may not be a household name like his fellow Apollo 11 crewmembers Neil Armstrong and Buzz Aldrin, but he played a pivotal role in the success of the epic mission.

Michael Collins, the NASA astronaut and retired Air Force general who piloted Apollo 11's history-making mission to the moon, died at 90.

Following his death at age 90, we look back at Apollo 11 astronaut Michael Collins' colorful life in photos.

Apollo 11 astronaut Michael Collins reflects back on the historic Moon landing as the 50th anniversary approaches.

We come here to celebrate the late, great astronaut Michael Collins, who piloted Apollo 11 to the Moon and back in 1969, and died today at the age of 90. As opposed to the Irish revolutionary ...

Astronaut Michael Collins, 88, returned to where it all began -- the spot where Apollo 11 launched into space 50 years ago Tuesday.

Michael Collins, the NASA astronaut who was the command module pilot for the Apollo 11 mission to the moon, has died at age 90 after battling cancer.

Collins, left, and Apollo 16 astronaut Charles Duke sit together onstage during the program “Celebrating 100 Years of MIT Aerospace” on the campus of Massachusetts Institute of Technology.