... Jupiters Rings Revealed . ... Data from the Galileo spacecraft currently orbiting Jupiter later confirmed that these rings were created by meteoroid impacts on small nearby moons. ... With its nuclear fuel exhausted, this brief, spectacular, closing phase of a Sun-like star's life occurs as its outer layers are ejected - its core becoming a cooling, fading white dwarf. ... Previously, the waning Moon was best visible from all places on Earth during the early morning hours because it trailed the Sun....