Sites for research:
https://www.ligo.caltech.edu/page/vibration-isolation
https://www.youtube.com/watch?v=gjLk_72V9Bw
https://www.space.com/how-do-gravitational-waves-work
https://spaceplace.nasa.gov/gravitational-waves/en/
https://www.space.com/31915-gravitational-waves-neil-degrasse-tyson-reaction.html
https://www.britannica.com/science/gravity-physics
https://www.wolframscience.com/reference/notes/1047c
https://www.britannica.com/science/neutron-star
https://www.amnh.org/explore/videos/space/gravity-making-waves/newton-einstein-gravity
https://www1.grc.nasa.gov/beginners-guide-to-aeronautics/newtons-laws-of-motion/
​​https://www.physicsclassroom.com/Physics-Tutorial/Newton-s-Laws
https://www.space.com/17661-theory-general-relativity.html
https://en.wikipedia.org/wiki/Theory_of_relativity#Development_and_acceptance
https://www.livescience.com/58245-theory-of-relativity-in-real-life.html
http://www.tapir.caltech.edu/~teviet/Waves/differences.html
https://www.nasa.gov/audience/forstudents/k-4/stories/nasa-knows/what-is-a-black-hole-k4.html
https://www.britannica.com/science/black-hole
https://imagine.gsfc.nasa.gov/science/objects/neutron_stars1.html
https://www.space.com/22180-neutron-stars.html
https://aasnova.org/2021/08/06/the-aftermath-of-neutron-star-mergers/
https://www.aanda.org/articles/aa/abs/2018/07/aa32428-17/aa32428-17.html
videos for website:
G.W explained:
https://www.youtube.com/watch?v=4GbWfNHtHRg
LIGO detects gravitational waves: