Documentary series · Ep. 4

Our Alien Earth: The Lava Tubes of Mauna Loa, Hawai’i

Astrobiologists explore volcanic caverns beneath Hawai’i to investigate environments that could resemble the subsurface of other worlds. Rock samples, gas measurements and digital maps help connect terrestrial fieldwork with the search for extraterrestrial life.

NASA and credited production contributors. Film credits

NASA classification: TV-G. Complete program.