4 Hours Of Secrets And Facts About Our Universe
Synopsis
Since its launch in 2013, the Gaia Observatory has mapped nearly 2 billion stars, providing the most detailed overview of the Milky Way galaxy.
Synopsis
At the European Space Agency's Gaia Observatory, scientists process data from the satellite that has mapped nearly 2 billion stars since its launch in 2013. The documentary details the creation of the most accurate multi-dimensional map of the Milky Way, revealing stellar positions, distances, and motions. It also follows the Parker Solar Probe as it investigates solar wind switchbacks, tracing their origins to magnetic funnels on the Sun's surface. This research aims to deepen understanding of the solar system and the potential for life beyond Earth.
Deep Dive
Why Watch
- See how Gaia maps nearly 2 billion stars in our galaxy.
- Find out what solar wind switchbacks reveal about the Sun.
- Meet the scientists from 20 countries analyzing Gaia's data.
Did You Know
- The Gaia Observatory has mapped nearly 2 billion stars since 2013.
- Our sun travels at 240 km/s around the galactic center, taking 220 million years to orbit.
- The Gaia data set includes the largest catalog of binary stars in the Milky Way.
Perfect For
Frequently Asked Questions
What is the speed of the Sun as it travels around the galactic center?
The Sun travels at 240 km/s around the galactic center.
How long will it take the Sun to complete one orbit around the galactic center?
It will take the Sun 220 million years to complete one orbit.
What is the Gaia Observatory mapping?
The Gaia Observatory is mapping the Milky Way, creating the most accurate and complete multi-dimensional map of our galaxy.
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