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NOVA: Star Chasers of Senegal

Maram Kaire
Courtesy of © 2022 Terra Mater Factual Studios GmbH
/
PBS
Maram Kaire

Wednesday, March 27, 2024 at 11 p.m. on KPBS TV / Stream now with KPBS Passport, a member benefit that unlocks exclusive shows and extra content on the PBS App

From prehistoric ruins to Islamic skywatchers, explore the heritage and future of African astronomy on NOVA "Star Chasers of Senegal." A NASA spacecraft named Lucy blasts off from Cape Canaveral on a mission to the Trojans, a group of asteroids over 400 million miles from Earth thought to hold important clues about the origins of our solar system. Just hours before, in Senegal, West Africa, a team of scientists sets out to capture extraordinarily precise observations vital to the success of the Lucy mission.

A visionary astronomer in West Africa attempts a high-stakes observation of a distant asteroid vital to a NASA mission. From prehistoric ruins to Islamic skywatchers, explore the heritage and future of African astronomy.

RELATED: NASA’s Lucy will be the first-ever mission to study Trojan asteroids
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Along the river Gambia in Senegal, there are more than a thousand stone circles. The people who placed these stones would have observed how the locations of sunrise and sunset varied over the year.

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The instrument only requires the observation of the sun’s position to begin making calculations.

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