63M views · 49K reactions | The Shenzhou-19 crew members had been busy with scientific experiments aboard the China Space Station. | CGTN | Facebook

2.2K views · 54 reactions | Cold Atom Laboratory - 10 billion times colder than deep space! Cold Atom Lab will produce clouds of ultra-cold atoms aboard the International Space Station to perform quantum physics experiments in microgravity. Atoms are chilled to about one 10 billionth of a degree above Absolute Zero! More info: https://coldatomlab.jpl.nasa.gov/sciencebackground/ Credit: NASA Jet Propulsion Laboratory, CAL (Cold Atom Laboratory) | Space-Time | Facebook