redshift

noun 0.772

gravitational redshift

noun 0.763

cosmological horizon

noun 0.667

cosmological term

noun 0.663

cosmological scale

noun 0.661

cosmological constant

noun 0.618

cosmological principle

noun 0.586

cosmic background radiation

noun 0.566

cosmologist

noun 0.558

blueshift

noun 0.556

cosmology

noun 0.553

cosmological argument

noun 0.545

cosmic microwave background

noun 0.538

luminosity distance

noun 0.519