Scientists hope to use cosmic collisions between tight binary black hole pairings as what the team term ‘spectral sirens’ to provide an alternative measurement technique for the Hubble constant. Finally settling this pressing cosmological concern could reveal how the universe has evolved and how it looked in its early years. At the heart of the spectral siren method are gravitational waves.
This story is from the Issue 134 edition of All About Space UK.
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This story is from the Issue 134 edition of All About Space UK.
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