Annie Jump Cannon: Unsung Heroes of Science 2020

By Emma & Emilia from London

[@Silver-ch4yd]

this one is so good!

[@briannamiller1007]

One of my fav ladies

[@000swift1]

She invented the first type of a diffraction grating that subdivided starlight into a visible spectrum, which no human had done prior. That is how she classified stars, through the thicknesses and widths of the stars absorption lines. We still use that today

[@emiliapetty680]

🥰🥰🥰🥰

[@skw0703]

it is ok thow

[@skw0703]

this is way longer than 2 mins