Journey of the Universe • 2012

58:02

This episode documents how gravity has an effect across the universe, and how the relatively weak force creates an orbit. We also see how a neutron star's gravity works. Finally, there is a look back at how research on gravity has enabled us to better understand the cosmos.

S1E3 • Wonders of the Universe • Astronomy

42:28

Our universe's stars are dying off faster than new ones are born, and using the latest technology, experts investigate the secrets of the last stars of the cosmos and what this stellar apocalypse means for life on earth.

S8E4 • How the Universe Works • 2020 • Astronomy

50:00

The dramatic, moving and powerful story of humanity’s conquest of Mars, told by the people who risked entire careers to explore the red planet. Did we find evidence for life back in the ’70s? Some believe we did.

S1E4 • Secrets of the Solar System • 2020 • Astronomy

9:00

How do these objects differ from one another, if at all? Nick Moskovitz, an astronomer at the Lowell Observatory, compares these space solar system bodies.

2015 • Astronomy

58:58

The oceans define the earth. They are crucial to life and we used to think that they were unique to our blue planet. But we were wrong. It has recently been discovered that there are oceans all over our solar system, and they are very similar to our own. And now scientists are going on an epic journey in search of new life in places that never seemed possible. Nasa is even planning to dive to the depths of a strange, distant ocean in a remarkable submarine. Horizon discovers that the hunt for oceans in space is marking the dawn of a new era in the search for alien life.

Horizon • 2016 • Astronomy

44:00

The second part, "The Age of Humans", explores the rise of the human race and civilizations, along with changing weather patterns and climates.

S1E2 • The Life of Earth • 2019 • Astronomy