If you're fascinated by all things space and physics related, this page is for you.

The Universe on Facebook

Sunset in the McMath-Pierce HeliostatHeliostats are usually mirrors that compensate for the Sun’s apparent motions in the sky and move to always keep the Sun in view. The McMath-Pierce Heliostat is 80” in diameter (2m) and is located 30m (100 ft) above the ground. Sunlight that is reflected off the heliostat lands on an image-forming mirror 60” in diameter (1.5m), 150m (500ft) away. The light then bounces off a third mirror which transports the image to underground observing rooms. This allows astronomers to observe images of the Sun about a metre (1 yard) across.-CJImage: NSO/AURA/NSFFurther Reading: 1, 2 View high resolution

Sunset in the McMath-Pierce Heliostat

Heliostats are usually mirrors that compensate for the Sun’s apparent motions in the sky and move to always keep the Sun in view. 

The McMath-Pierce Heliostat is 80” in diameter (2m) and is located 30m (100 ft) above the ground. Sunlight that is reflected off the heliostat lands on an image-forming mirror 60” in diameter (1.5m), 150m (500ft) away. The light then bounces off a third mirror which transports the image to underground observing rooms. This allows astronomers to observe images of the Sun about a metre (1 yard) across.

-CJ

Image: NSO/AURA/NSF

Further Reading: 1, 2

(Source: facebook.com)

  1. luvfrtravel reblogged this from whenitallturnstodust
  2. estrela-torta reblogged this from whenitallturnstodust
  3. whenitallturnstodust reblogged this from the-actual-universe
  4. celsofonsecaposts reblogged this from the-actual-universe
  5. oplik reblogged this from astronomnomy
  6. astronomnomy reblogged this from the-actual-universe
  7. heilkarrott reblogged this from the-actual-universe and added:
    Sunset in the McMath-Pierce Heliostat Heliostats are usually mirrors that compensate for the Sun’s apparent motions in...
  8. morgan87 reblogged this from the-actual-universe
  9. caniread reblogged this from the-actual-universe
  10. hurrikaite reblogged this from the-actual-universe
  11. xirya reblogged this from the-actual-universe
  12. courttpaiige reblogged this from the-actual-universe
  13. oh-hellfire reblogged this from the-actual-universe
  14. nov-jilsovao53 reblogged this from the-actual-universe
  15. my-life-as-lex reblogged this from the-actual-universe
  16. photolifox reblogged this from the-actual-universe
  17. alleuner reblogged this from the-actual-universe
  18. killhimwithpandas reblogged this from the-actual-universe