Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied recently. What if Prehistoric Man were clever enough to develop in depth scientific knowledge? As unlikely as it may seem, new data tend to prove that Prehistoric Man actually invented Astronomy!

Chaco Canyon, located in northwest New Mexico, is perhaps the only site in the world constructed in an elaborate pattern that mirrors the yearly cycle of the sun and the 19-year cycle of the moon. How did an ancient civilization, with no known written language, arrange its buildings into a virtual celestial calendar, spanning an area roughly the size of Ireland?

Faced with the risk of collision with the Earth, space agencies are refining their observations on the course of asteroids in our galaxy. A documented state of the art of the current programs.

This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - among nature's more spectacular phenomena – are a veritable obsession. The film follows 4 of them as they travel incredible distances to witness the last total eclipse of the millennium as it sweeps eastward across Europe to India. At various points along the way enthusiasts Alain Cirou in France, Paul Houde in Austria, Olivier Staiger in Germany and Debasis Sarkar in India offer their impressions of the historic event.

At Arecibo Observatory in Puerto Rico, Eliana Nossa studies the ionosphere. This short films tells the story of Columbian researcher Eliana Nossa as she explains her study of the ever-changing universe, Arecibo's technology and data, and her role as a woman among her male colleagues. She studies the ionospheric irregularities that impact terrestrial communication.

At Arecibo Observatory in Puerto Rico, “Near Earth Asteroids: Dr. Anne Virkki” tells the story of Research Scientist Anne Virkki and her ongoing studies on asteroids and their threat to humanity. Originally from Finland, Anne Virkki shares her experience in education as well as her studies on asteroids, including her work hunting and tracking asteroids headed for Earth.

Alessandra Pacini, solar physicist and mother of two, has dedicated her life to researching our sun and its relation to the rest of our solar system. Traveling across the globe with her family, from Finland to Puerto Rico, Alessandra is on a mission to discover the great mysteries of our solar system.

A team of international scientists attempt to document the first-ever image of a black hole.

Since it explored Pluto in 2015, the New Horizons spacecraft has been zooming toward NASA's most distant target yet. Join the mission team as the probe attempts to fly by Ultima Thule, an object 4 billion miles from Earth.

Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater

This movie explores the saga of the telescope over 400 years - the historical development, the scientific importance, the technological breakthroughs, and also the people behind this ground-breaking invention, their triumphs and failures.

What forms might life take in the Solar System and beyond? In the Academy's newest original planetarium show, see how a deeper understanding of Earth might help us locate other living worlds, light years away.