Like a comet, the Solar System has a tail. NASA’s Interstellar Boundary Explorer (IBEX) has for the first time mapped out the structure of this tail, which is shaped like a four-leaf clover. Scientists describe the tail, called the heliotail, based on the first three years of IBEX imagery in a paper published in the [continue reading]
KIPAC scientists use X-ray observations show how galaxies shape their environment, and vice-versa A major component of our understanding of galaxy evolution that has remained elusive is the influence of the local environment on the galaxy, especially when discussing galaxies in large clusters. Galaxy clusters, the largest gravitationally bound objects in the Universe, [continue reading]