
Safety is important, no matter where you're viewing the eclipse. NASA astronauts aboard the International Space Station show off their eclipse glasses, which allow safe viewing of the Sun during a solar eclipse. via NASA https://ift.tt/ng8oX5R
This composite image of the Cassiopeia A (or Cas A) supernova remnant, released Jan. 8, 2024, contains X-rays from Chandra (blue), infrared...
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