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Independent courses

Build depth one subject at a time.

Independent Courses stand alone. They can later connect into several Journeys without forcing you to start from the beginning.
Original Vastward visualizations. They are not observation or mission data.

Light and Stellar Spectroscopy is now open as a complete thirty-Lesson Course. Future independent Courses remain visible as research routes until their source, interaction and bilingual review is complete.

C01First Module freeLight and Stellar SpectroscopyHow can the spectrum of a distant star reveal its physical history, one measurement at a time?

A book-length route through light speed, light-years, spectral lines, temperature, composition, motion, instruments and real data.

30 Lessons open6 ModulesStart the Course →
C02Curriculum in researchGravity and SpacetimeWhen does gravity stop behaving like a force and become the geometry of spacetime?

From Newtonian motion to relativity, horizons and gravitational waves.

C03Curriculum in researchReading Other WorldsHow can astronomers infer the inside and atmosphere of a world they cannot visit?

Planets, exoplanets, atmospheres and the scientific search for life.