The awkward moment left O'Brien at a loss for words, and the clip has since gone viral, amassing millions of views online.

In 1969, Apollo 11 returned to Earth, ending its historic moon-landing mission. After the spacecraft's splashdown in the ...

July 20th is Moon Day, Space Exploration Day and the anniversary of the first Apollo 11 moonwalk. Here’s a look at the Apollo ...

AP Photo/Barry Sweet The three Apollo 11 astronauts, happy to be back on earth again after their epic voyage to the moon, ...

Buzz Aldrin pays tribute to the Apollo 11 mission on its anniversary, invoking Kennedy's famous speech and expressing ...

Find the locations of the five landing zones considered as the setting for humanity's first steps on another world.

As America marks the 59th anniversary of the Apollo 11 moon landing, shocking resurfaced clips of Buzz Aldrin have reignited ...

What’s it like to travel to space? In this video, we take an in-depth look at the iconic Apollo 11 moon mission and what ...

On July 24, 1969, the Apollo 11 astronauts — two of whom had been the first humans to set foot on the moon — splashed down ...

International Moon Day, celebrated annually on July 20th, commemorates the Apollo 11 mission and humanity's first steps on ...