Keeping Flagstaff’s skies dark for 25 years
FLAGSTAFF, AZ (KNXV) — For 25 years, Flagstaff has worked to keep its night skies clear enough for…
New SPHEREx Space Telescope Images Confirm a Major Problem That Many Astronomers Were Afraid Of
Nearly three out of every four images obtained by NASA’s new SPHEREx space telescope revealed something many astronomers…
Forever Twilight? Satellite Mirrors Could Create Artificial Daylight From Orbit, Impeding Astronomical Observations
If a future catastrophe were to wipe out our civilization from the Earth’s surface, would there be a…