166K views · 1.4K reactions | Travel through time in this visualization of the Hubble Space Telescope’s Ultra Deep Field. Farther away in space and time, galaxies are smaller and redder. The James Webb Space Telescope is building on Hubble’s deep fields to see light that is even older and redder—from some of the first galaxies ever to form. Together, the two telescopes are revealing more of the universe’s history. Credit: NASA, ESA, STScI. | Space Telescope Science Institute | Facebook
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34K views · 69 reactions | How fast are you, planet Earth, our solar system, and the galaxy moving right now? Well, there's no one answer to that question because we're going in several directions and multiple speeds all at the same time. How is that possible? In this video, NASA astronomer Michelle Thaller explains. | Big Think | Facebook
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