June 6, 2016

nHI_alt_skyview

Since I am placed, I will tell you a little secret. (Very important what visible) visible universe is full of hydrogen. Hydrogen is the cornerstone of the universe. An atom […]

sataurora_hst

Whenever I say that auroras are a very common phenomenon in virtually any planet that has magnetic field. An example, Saturn with its rings (and auroras). That image (which is […]