Quasars with a Double-Image Gravitational Lens Could Help Finally Figure out how Fast the Universe is Expanding

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Quasars with a Double-Image Gravitational Lens Could Help Finally Figure out how Fast the Universe is Expanding #488071 Fri 25 Jan 2019 06:33:PM
Joined: Feb 2001 Posts: 381,903 Los Angeles, USA Webmaster OP Launch Director
OP Webmaster Launch Director Joined: Feb 2001 Posts: 381,903 Los Angeles, USA	How fast is the Universe expanding? That’s a question that astronomers haven’t been able to answer accurately. They have a name for the expansion rate of the Universe: The Hubble Constant, or Hubble’s Law. But measurements keep coming up with different values, and astronomers have been debating back and forth on this issue for decades. … Continue reading "Quasars with a Double-Image Gravitational Lens Could Help Finally Figure out how Fast the Universe is Expanding" The post Quasars with a Double-Image Gravitational Lens Could Help Finally Figure out how Fast the Universe is Expanding appeared first on Universe Today. Source: Quasars with a Double-Image Gravita...e out how Fast the Universe is Expanding