And there's another question. Astronauts who landed on the moon in the 1960s reported seeing a pre-sunrise glow, and NASA wants to know if electrically charged lunar dust was responsible for it.
This model of the Universe's early behavior is called the Big Bang, and it was confirmed when the background radiation — the glow of the fireball — was detected in the 1960s.
On the very threshold she stopped short, wheeled about, came back and sat down by the table, light and glow as effectually blotted out as if some one had clapped an extinguisher on her.