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  1. The Propeller Effect in a Neutron Star Binary
  2. Terahertz Detector
  3. 50mm telescope
  4. John Glenn Astronomy Park
  5. Solar eclipse photography
  6. Experiments for Novices
  7. Shipping a celestron motorized mount
  8. Solar Eclipse Glasses
  9. Aspherical Lens Differential Equation
  10. DIY Telescope
  11. "I See" said the Blind Man, who really didn't see at all....
  12. When will Colossus equivalent telescope have First Light?
  13. Hot and humid, but great viewing.
  14. Parfait
  15. Baader 5.0 Solar Film for Direct Eye viewing?
  16. Can i use iphone reverse camera to watch eclipse in real time?
  17. Bahtinov mask - diameter question
  18. Eclipse: How will you spend the 140 or so seconds of totality?
  19. Brilliant fireball
  20. Eyes of Neptune
  21. Star disappeared???
  22. Super seeing in back yard
  23. secondary light projection shape
  24. Stars and skyglow simulation.
  25. 1 km reolution of exoplanets
  26. LSST vs Pan-STARRS
  27. LSST first light
  28. Planet Positions 2018
  29. Is cold weather bad for my telescope?
  30. Starter telescope/binoculars.
  31. The Photographe's Ephemeris 3D version for archaeoastronomy:opinions? Is it accurate?
  32. How to tell the age of an antique monocular
  33. Another FNG here
  34. Telescopes with non-circular pupils
  35. Observing stars with true colour nightvision
  36. Beginner telescope with a 200 budget
  37. Planet Positions 2019
  38. Asteroids for amateur astronomers
  39. Sirius will disappear! (thanks to an asteroid)