Astrophysics & Cosmology
Doctoral study of the universe at large: stellar physics, redshift and expansion, and the evidence for the Big Bang.
Dr. Selene Marchetti
Cosmologist
Common questions
Who is "Astrophysics & Cosmology" for?
It is written for learners at PhD level (Doctoral), and for anyone older who wants a clear refresher on science. Doctoral study of the universe at large: stellar physics, redshift and expansion, and the evidence for the Big Bang. There is no application or entry test — you can start the first lesson straight away.
How long does the course take?
There are 3 lessons totalling 33 minutes of reading and quizzes, laid out over 3 units. You can move at your own pace — progress is saved as you go.
What do I need to know before starting?
No prior coursework is assumed. The course opens with "Stars as Physics Labs", covering fusion and stellar spectra, so the foundations are built in rather than expected.
Is the course free?
Yes. Every course on Monster Class is completely free, with no credit card, trial period or paywall. Creating a free account simply saves your progress, XP and place on the leaderboard across devices.