Figure 4. The light cone diagram showing the cosmic age as a function of the proper distance. The “Planck” case is based on Ref. [29]

From

A Modified Model of the Universe Shows How Acceleration Changes Galaxy Dynamics

Jarl-Thure Eriksson

International Journal of Physics. 2018, 6(2), 38-46 doi:10.12691/ijp-6-2-3