Image Details
Caption: Figure 1.
Schematic view of a proposed space mirror illuminating the Earth. The observer is past astronomical twilight, with the Sun 18° below the horizon. “Mirror1” is seen at a 45° elevation from the observer, while “Mirror2” is directly overhead. Yellow arrows indicate the scattering of light in the atmosphere and reflected back from the ground.
© 2026. The Author(s). Published by the American Astronomical Society.