From DeepSkyVideos.

Professor Meghan Gray discusses the double star Albireo (also known as Beta Cygni) at the head of swan in the constellation Cygnus… More links and info in full description ↓↓↓

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Some papers from this video…
Spectroscopic notes: https://adsabs.harvard.edu/full/1897ApJ…..6..322H
A celestial matryoshka: dynamical and spectroscopic analysis of the Albireo system: https://ui.adsabs.harvard.edu/abs/2021MNRAS.502..328D/abstract
Yet another star in the Albireo system: https://arxiv.org/abs/2203.04222
Gaia Shows That Messier 40 is Definitely Not a Binary Star: https://arxiv.org/abs/1612.00834

Astronomy at The University of Nottingham: https://www.nottingham.ac.uk/astronomy/

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Video by Brady Haran