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The latest discoveries suggest that we might be on the verge of discovering life beyond our planet, and scientists are investigating if earth's life began elsewhere in the universe, and whether we need to evolve to know for sure.
S7E8 • How the Universe Works • 2019 • Astronomy
In 2017, two solar eclipses crossed the planet. Millions were awestruck as the earth, moon, and sun aligned, casting watchers into total darkness. America experienced the most extensive total eclipse, lasting ninety straight minutes, visible along a path pinpointed by NASA scientists.
2018 • Astronomy
Active galaxies pour out lots of energy, due to their central supermassive black holes gobbling down matter. Galaxies tend not to be loners, but instead exist in smaller groups and larger clusters. Our Milky Way is part of the Local Group, and will one day collide with the Andromeda galaxy. Clusters of galaxies also clump together to form superclusters, the largest structures in the Universe. In total, there are hundreds of billions of galaxies in the Universe.
39 • Crash Course Astronomy • 2015 • Astronomy
When a solar flare strikes the planet and knocks out all communications, the Olympus Town team races against the clock to locate Marta.
NASA's Juno spacecraft is part of a cutting-edge mission to explore the mysteries of Jupiter. As this mighty probe is pummeled with deadly radiation, it gathers new data that could change everything we know about the solar system's biggest planet.
S8E6 • How the Universe Works • 2020 • 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.