Dark Matter 1E

Dark Matter halos formation (expansion visualized)

Simulation: GADGET-4

Animation: Three.js

Number of particles: 64³  (48³ on Smartphone/Tablet, 32³ on Old OS)
Box length: 5.0 Mpc/h
Softnening length: 1.0 kpc/h
Particle mass: 4.08 x 10 ⁷ M_☉/h  (9.66 x 10 ⁷ M_☉/h on Smartphone/Tablet)
Redshift: from 63 to 0
Coordinates: physical

References:

• Springel V. et al. “Simulating cosmic structure formation with the GADGET-4 code” – MNRAS (2021)
• Weinberg S. “Cosmology” – Oxford University Press (2008)