Astrophysicists have revealed that the accepted model of universe is flawed as the dwarf galaxies that orbit the Milky Way and the Andromeda galaxies does not fit in it.
Astrophysicist Neil DeGrasse Tyson has said that alien contact, which is the next frontier - may have already come and gone.
Astrophysicists have snapped and mapped 44 million stars in one of the most comprehensive and accurate surveys ever undertaken.
Astrophysicists are looking everywhere - inside the Large Hadron Collider, in deep mines and far out into space - for evidence of dark matter, which makes up about 25 percent of the energy density of the universe.
Day in Pics: 27th August
August 27, 2014
Bang Bang - Movie Stills and Promotion