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In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a giant ball of gas to the system of planets and other celestial objects we have today.
#9 • Crash Course Astronomy • Astronomy
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.
New planets are now being discovered outside our solar system on a regular basis, and these strange new worlds are forcing scientists to rewrite the history of our own solar system. Far from a simple story of stable orbits, the creation of our solar system is a tale of hellfire, chaos and planetary pinball. It's a miracle our Earth is here at all.
Earth's history is marked by one cosmic disaster after another, forging the path of human evolution; now, experts explore how the Earth has teetered on the verge of destruction.
S10E4 • How the Universe Works • 2021 • Astronomy
Finding alien life on a distant planet would be amazing news - or would it? If we are not the only intelligent life in the universe, this probably means our days are numbered and doom is certain.
In a Nutshell • 2018 • Astronomy
Voyager 1 and 2 are truly the probes that just won’t quit. Launched almost 40 years ago these twin probes continue to stun the world. They've explored all the giant outer planets of our solar system, 48 of their moons, and are now leaving the solar system, on a journey into interstellar space.
S1E1 • Space Probes • 2016 • Astronomy