Astronomy Videos

Our full collection of all Deep Astronomy videos. Here you'll find everything from live astronomy hangouts to regular space news episodes and short space documentaries. You can browse by keyword, specific categories or just have poke around and see what you can find. There's definitely something for everyone!

Found 4 videos tagged with "dragonfly 44" remove tag

After Dragonfly 44: Astronomers Now Find Galaxy with NO Dark Matter

29th Mar, 2018 - 6560 views

In this episode, the case for proving that there is no such thing as dark matter just got a lot harder. After announcing the discovery of an ultra-diffuse galaxy made up of 99.99 percent dark matter.

The Dark Galaxy Dragonfly 44: A Galaxy Almost Entirely Dark Matter

20th Mar, 2018 - 17.8K views

Relatively nearby at 300 million light years from Earth, the dark galaxy Dragonfly 44 had been missed by astronomers for decades because it was dim. This galaxy had too few stars. Astronomers suspected it was mostly dark matter.

Dragonfly 44: A Mysterious Galaxy Made of Mostly Dark Matter

8th Dec, 2016 - 5855 views

Hangout made possible by .SPACE Domains: https://goo.gl/j6BgTp If dark matter is, well, dark how can it be found? Remarkably, a team of astronomers found a galaxy made almost entirely of dark matter by using several powerful telescopes. The galaxy i

Planet Around Proxima Centauri!; ESA's Euclid Mission; Ghost Galaxy 99.99% Dark Matter | SFN #175

27th Aug, 2016 - 7784 views

Looks like there is a planet around the nearest stars to us! Here are the links to this week's stories: Exoplanet Around Proxima Centauri: http://www.eso.org/public/news/eso1629/ http://www.ice.cat/personal/iribas/Proxima_b/ ESA’s Euclid Mission: