Caroline MartinAug 30, 20214 minAnnie Jump Cannon: Ordering the StarsPatterns can be discovered, behind the chaos and noise.
Madelyn LeembruggenAug 30, 20211 minBuild A SpectrometerDr. Vera Rubin and her collaborator, Dr. Kent Ford, used a device called a spectrometer. The spectrometer allowed them to measure how...
Madelyn LeembruggenAug 30, 20211 minObservational AstronomyHumans have watched the stars for as long as they've been on Earth. Before cameras existed, astronomers drew sketches of the objects they...
Madelyn LeembruggenAug 30, 20211 minAnnie Jump Cannon - Hydrogen's Spectral LinesAstronomer Annie Jump Cannon figured out a way to classify stars based on their unique spectral fingerprint. Discover why Hydrogen gas...
Caroline MartinAug 30, 20211 minMolecules and LightAll molecules have their own unique spectral "fingerprint" based on how the size and structure of the molecule interact with light....
Caroline MartinAug 30, 20211 minStar in a BoxStars live for billions of years. Throughout their long lifetimes they go through many changes in temperature, size, brightness, and...