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We examine what lies beneath Mars’s surface and uncover answers to some of the mysteries that have stumped scientists for decades
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Today on Crash Course Astronomy, Phil invites you to head outside and take a look at all the incredible things you can see with your naked eye.
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For many years Black Holes were believed to be myths, but modern astronomy is proving the reality of the most powerful destroyers in the Universe.
S1E2 • How the Universe Works • 2010 • Astronomy
The Apollo equipment has sat abandoned on the lunar surface for over 40 years. Now there is a renewed excitement and drive to return to the moon. This time, not to just plant a flag, but to colonize. How would we accomplish this? And why would we do it?
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Suppose you placed a camera at a fixed position, took a picture of the sky at the same time every day for an entire year, and overlaid all of the photos on top of each other. What would the sun look like in that combined image? A stationary dot? A circular path? Neither. Oddly enough, it makes a ‘figure 8’ pattern, known as the Sun’s analemma.
The New Horizons spacecraft revolutionized our understanding of the solar system as it rocketed past Pluto. Now, four billion miles since its launch, the craft approaches its next target: Ultima Thule.
Breakthrough • 2019 • Astronomy