NewerTech's Nuguard KX Kinetic Absorbing Galaxy S4 case is cheap and feels well built, but product testing brought through a different result than displayed online. I'm disappointed. An easy-to-apply ...
MACS J0717.5+3745 is an extraordinarily dynamic galaxy cluster with a total mass greater than 10 15 (a million billion) times the mass of the sun or more than 1,000 times the mass of our own galaxy.
XRISM measurements map gas velocities in the Perseus and Virgo clusters, separating black hole-driven turbulence from merger-driven motion using high-resolution X-ray spectroscopy.