Journey to Palomar, America's First Journey Into Space

Although the mountain volcano Mauna Kea last erupted around 4,000 years ago, it is still hot today, the center of a burning controversy over whether...

Man has always sought to seek further afield. After the seafaring explorers of the 16th century, 21st century cosmologists today navigate more...

Armenian radio-engineer Arevik Sargsyan has struggled throughout her life to preserve ROT54, a giant telescope built by her uncle in the 1980s. But...

Three billion miles away a grand-piano-sized spacecraft is speeding through the outer solar system at nearly 1,000 miles per minute. After nearly a...

This series also covers the essential concepts of astronomy: gravity, the light spectrum, Earth's magnetic field, the solar system, the sun, Kepler's...

In a feast of colours and sounds, Mayan Archaeoastronomy: Observers of the Universe makes a tour of 6 Mayan temples: San Gervasio, Chichen...

CERN and the University of California-Santa Barbara are collaborating in the search for the elusive substance that physicists and astronomers believe...

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...

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

An incredible travel through space and time between the walls of the Paris Observatory, which is celebrating its 350th birthday. Place of discoveries...

A documentary chronicling the history of the telescope from the time of Galileo. Featuring interviews with leading scientists discussing Galileo's...

Cave paintings and lunar calendars exist in the caves and remains of prehistoric hunters studied recently. What if Prehistoric Man were clever enough...