//=time() ?>
Is our Universe the event horizon of a black hole that was created by the collapse of a star in a four-dimensional Universe?
Great article on the subject by @universal_sci
#bigbang #blackholes #astrophysics #mystery
https://t.co/lo3C6EeULn
Ligo will study gravitational waves from binary systems consisting of a blackhole and a neutron star to help determine the Hubble constant and the expansion rate of the universe
#astrophysics #ligo #astronomy #physics #research #space
https://t.co/GWce6U8sg8