WWB Trainer
WWB Trading Cards
Astronomy is our observations of the cosmos, our science. The evidence we collect using telescopes, satellites, and other measurements.
MODE:
Abstract
excerpts.
Trading Cards
1848
Doppler Effect Observed for Stars
Light Waves
The Doppler effect was extended from sound to light when astronomers noticed that starlight shifts in frequency, revealing stellar motion through subtle changes in color.
Astronomy
Story
“We are all connected to each other biologically, to the Earth chemically, and to the rest of the universe atomically.”
- Carl Sagan
- circa 1980
We Are Stardust
Cosmology < Science
Astronomy
Quote
What is the farthest object in space?
CMB
Cosmology < Science
Astronomy
FAQ
CRITICAL THINKING: Does the Fermi paradox lack good thinking?
CRITICAL THINKING: The Fermi Paradox.
Cognitive Bias < Critical Thinking
Astronomy
FAQ
WWB Trainer
(c) 2025 TouchstoneTruth.
Writing and coding by Michael Alan Prestwood.
(c) 2025 TouchstoneTruth.
Writing and coding by Michael Alan Prestwood.
