Watch cielo on HDtoday. The first feature from Alison McAlpine is a dialogue with the heavens—in this case, the heavens above the Andes and the Atacama Desert in northern Chile, where she alights on the desert- and mountain-dwelling astronomers, fishermen, miners, and cowboys who live their lives with reverence and awe for the skies.
6.32023HD
In an age when misinformation, alternative facts, and conspiracy theories have become mainstream, UFOs have risen to become one of the most-talked...
02025HD
62006HD
Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater
01970HD
An exploration of the territorial complexities of the emerging astro-industry in the Chilean Desert.
02020HD
At Arecibo Observatory in Puerto Rico, “Near Earth Asteroids: Dr. Anne Virkki” tells the story of Research Scientist Anne Virkki and her...
82017HD
An incredible travel through space and time between the walls of the Paris Observatory, which is celebrating its 350th birthday. Place of discoveries...
8.61999HD
Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in an elaborate pattern that mirrors the yearly...
102007HD
Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied recently. What if Prehistoric Man were clever enough...
82024HD
02000HD
This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - among nature's more spectacular phenomena –...
7.32022HD
NASA's James Webb Space Telescope, from its conception to completion.
6.82019HD
A team of international scientists attempt to document the first-ever image of a black hole.