... Will the Universe End in a Big Rip . ... Start with the constellation of Orion. Near Orion's belt is a fuzzy area known as the Great Nebula of Orion or M42. ... New stellar systems are forming there in gigantic globs of gas and dust known as Proplyds. ... M42: Wisps of the Orion Nebula . ... Comet NEAT Passes an Erupting Sun . ... Just as the comet swooped inside the orbit of Mercury and developed a long and flowing tail of gas and dust, the Sun emitted a huge Coronal Mass Ejection (CME). ...