The Milky Way’s center glows with an unexplained surplus of gamma rays. Smaller galaxies orbiting nearby do not. That ...
A new study suggests that failing to detect dark matter signals in some galaxies may not contradict evidence seen in our own.
A Northwestern University-led team of astrophysicists has developed the first-ever full 3D simulation of an entire evolution of a jet formed by a collapsing star, or a “collapsar.” Because these jets ...