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From the raging inferno of the Sun to the icy beauty of Pluto, experts investigate the secrets that have lingered in the Solar System for billions of years in cutting-edge missions to infinity and beyond.
S2E4 • Mysteries of our Universe: Our Solar System • 2021 • Astronomy
Here it is, folks: the end. In our final episode of Crash Course Astronomy, Phil gives the course a send off with a look at some of his favorite topics and the big questions that Astronomy allows us to ask.
46 • Crash Course Astronomy • 2016 • Astronomy
Sagan reflects on the future of humanity and the question of "who speaks for Earth?" when meeting extraterrestrials. He discusses the very different meetings of the Tlingit people and explorer Jean-Francois de La Perouse with the destruction of the Aztecs by Spanish conquistadors, the looming threat of nuclear warfare, and the threats shown by destruction of the Library of Alexandria and the murder of Hypatia. The episode ends with an overview of the beginning of the universe, the evolution of life, and the accomplishments of humanity and makes a plea to mankind to cherish life and continue its journey in the cosmos. The Cosmos Update notes the preliminary reconnaissance of planets with spacecraft, the fall of the Berlin Wall and the end of apartheid in South Africa, and measures towards the reduction of nuclear weapons.
13/13 • Cosmos: A Personal Voyage • 1980 • Astronomy
The universe is unbelievably big – trillions of stars and even more planets. Soo… there just has to be life out there, right? But where is it? Why don’t we see any aliens? Where are they? And more importantly, what does this tell us about our own fate in this gigantic and scary universe?
1/2 • The Fermi Paradox • Astronomy
The Space Shuttle fleet was retired in 2011 after leading international missions for three decades. This is the dramatic story of the tragedies and triumphs of the Space Shuttle fleet, and how it broadened humankind's exploration of space.
14 • Cosmic Front • 2014 • Astronomy
Professor Brian Cox continues his tour of the solar system revealing that it was once home to not one, but two blue planets.
2/5 • The Planets 2019 • 2019 • Astronomy