Department of Homeland Security. The agencies slated to become part of the Department of Homeland Security will be housed in one of four major directorates: Border and Transportation Security, Emergency Preparedness and Response, Science and Technology, and Information Analysis and Infrastructure Protection.
On the H-R diagram, stars are not uniformly distributed. The  main-sequence stars appear in decreasing order, from hotter, more  massive blue stars to cooler, less massive râ¦ed stars. The stars nearest to Earth are not very bright, and thus appear at the bottom right of the H-R diagram, instead of the top of the diagram like the brightest stars.
Assignment #10 â The H-R Diagram A star is a delicately balanced ball of gas, fighting between two impulses: gravity, which wants to squeeze the gas all down to a single point, and radiation pressure, which wants to blast all the gas out to