Photo: Martin Heigan, Great Nebula of Orion Astronomy = the branch of science that deals with celestial objects, space, and the physical universe as a whole Headlineshttps://www.skatelescope.org/news/ska-precursor-telescope-meerkat-inaugurated-south-africahttp://www.esa.int/spaceinimages/Images/2018/07/Every_point_is_a_galaxy Planeta.com