Dr Becky Smethurst discusses Messier 106 (aka NGC 4258) and the world of megamasers.
More links and info in full description ↓↓↓

More Messier objects: http://bit.ly/MessierObjects

More of our videos with Becky: http://bit.ly/Becky_Playlist

Dr Becky Smethurst: https://rebeccasmethurst.co.uk

Read and see more...

Orion spectrum: http://www.bu.edu/prism/pages/orionsp...

NGC 7213 spectrum: https://ned.ipac.caltech.edu/level5/M...

Evidence for a black hole from high rotation velocities in a subparsec region of NGC4258: https://www.nature.com/articles/373127a0

A geometric distance to the galaxy NGC4258 from orbital motions in a nuclear gas disk: https://www.nature.com/articles/22972

Amazing graphs via Numberphile: http://bit.ly/Amazing_Graphs

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Video by Brady Haran