So 42 supernovae, slightly too faint, meaning slightly further away, requiring that a universe must not just be expanding, but this expansion must be accelerating, revealing a component of our universe which we now call dark energy, a component that drives this expansion and makes up 68 percent of the energy budget of our universe today.
所以，42颗超新星，慢慢地暗去， 意味着他们正慢慢飞离我们， 也意味着宇宙不仅在膨胀， 而且膨胀的速度还在加快， 这揭示了宇宙的一个组成成分， 我们称之为暗能量， 这是一种驱动宇宙膨胀的物质， 占今天宇宙总全部物质的， 68%。