The story of Earth's first selfie
On December 24, 1972, a photo of planet Earth from NASA's last Apollo space mission helps mankind realise we're all in this together. Footage from the show "Generation X".
Earth, Theia – and the creation of our Moon
Earth once had a twin, Theia. This is how they collided and made the Moon. Footage taken from the show One Strange Rock.
Flight at the Edge of the Ozone Layer
A Perlan glider uses air rising over the southern Andes to reach record heights and allow scientists to study the ozone layer. Images from the show "One Strange Rock".
Meet three astronauts selected to train for missions to the moon
December 9, 2020 - NASA just chose 18 astronauts to train for the agency’s Artemis missions, which aim to put the first woman and the next man on the moon. National Geographic talked with three of these astronauts about the journey ahead.
