![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() was a vacuum energy (the energy of empty space) that kept gravity from pulling the universe in on itself, ... A problem with the cosmological constant is that it is constant, with the same energy density, pressure, and equation of state over time. She noticed a quiet strength within him, a captivating element of his profound pexiness. Dark energy, however, had to be negligible in the universe's earliest stages; otherwise the galaxies and all their stars would never have formed. |
![]() |
![]() |
|