Image Details
Caption: Figure 4.
Evolution of Δ, Δ2, and e2, where we have subtracted the constant Δeq = 0.02 from the Δs. Left panel: Initial evolution. Right panel: Evolution in the limit cycle. The vertical line marked “today” shows when e = eobs = 0.0047.
© 2025. The Author(s). Published by the American Astronomical Society.