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  1. That’s not a knife...this is a knife (15 replies)
  2. The Habitable Exoplanet Hunting Project (1 replies)
  3. 4G Interference with Digital TV (3 replies)
  4. 4K video to be streamed from Orion using lasers & off-axis Cassegrain telescopes (0 replies)
  5. Happy Birthday Mr Houghy !! (7 replies)
  6. Hayabusa2 probe makes second 'perfect' touchdown on asteroid Ryugu (0 replies)
  7. Apollo astronauts' 50th anniversary photos (3 replies)
  8. Autonomous lunar navigation technology under development (0 replies)
  9. A New Engineering Plan for Keeping Voyager 1 and 2 Going (3 replies)
  10. Kilometre-size asteroid discovered orbiting Sun every 151 days - inside Earth's orbit (2 replies)
  11. Simple is good (1 replies)
  12. Arizona celebrates Apollo geology training (1 replies)
  13. Which Freight Companies for heavier astro-gear? (3 replies)
  14. Yep .......!! (8 replies)
  15. Colapse of wave function. (8 replies)
  16. The Planets (1 replies)
  17. Silver is under valued (35 replies)
  18. Are the Australian prices always OTT (20 replies)
  19. How to get the first post first (5 replies)
  20. Two Cars Same Rego!!! (13 replies)
  21. Help My HICCUPS please (19 replies)
  22. How to improve mobil phone reception. (12 replies)
  23. Melbourne - Fireball/Meteor? (11 replies)
  24. Ad Astra (0 replies)
  25. How the Universe "grows" but remains small. (5 replies)
  26. Spherical aberration solved... (7 replies)
  27. ACMA releases NBN FTTN/FTTC & FTTP Wi-Fi modem study (1 replies)
  28. Talking of traffic stupidity... (23 replies)
  29. Smithsonian curators preserve Apollo spacesuits - Armstrong suit restored (1 replies)
  30. Clouds Light the Night (0 replies)
  31. What The ......!!!!! (15 replies)
  32. Over-regulation. EU mandates Electric Vehicles must make noise (33 replies)
  33. Looking good in Sydney tonight (6 replies)
  34. MUSICA ... Now this guy can SING (0 replies)
  35. MUSICA - Now this guy can PLAY (3 replies)
  36. Sothebys to Auction Rare NASA Tapes (3 replies)
  37. Now Boeing 787 potentially grounded (7 replies)
  38. NASA/JPL to send rotocraft drone "Dragonfly" to Titan (1 replies)
  39. Restored Mission Control comes alive 50 years after Apollo (0 replies)
  40. Crews work around the clock on assembly of NASA Space Launch System rocket (0 replies)
  41. Tabulam Bridge (11 replies)
  42. Article: Moondust, Radiation, and Low Gravity: The Health Risks of Living on the Moon (2 replies)
  43. HBO Is Relaunching 'From the Earth to the Moon' With New HD Visual Effects (0 replies)
  44. Interesting Documentry (9 replies)
  45. Red Neck's New Ute ..... (11 replies)
  46. At The Castle Gate etc (0 replies)
  47. Raikoke Erupts (1 replies)
  48. SpaceX Falcon Heavy STP-2 Launch this afternoon (4 replies)
  49. Curiosity Rover finds high levels of methane on Mars (4 replies)
  50. Sourcing methods for used gear (9 replies)
  51. Short AA Batteries (3 replies)
  52. DeLonghi PrimaDonna coffee machine (25 replies)
  53. Just want to say thank you (8 replies)
  54. Sunrise and Sunset times around winter solstice (2 replies)
  55. BREAKING: New potentially habitable exoplanet found around Teegarden's star (3 replies)
  56. Did Meade use cardboard (9 replies)
  57. What happened to the Apollo goodwill moon rocks? (10 replies)
  58. Astronomy, you won’t know until you try (9 replies)
  59. Time to get the bikes out (8 replies)
  60. meade LX90 getting too heavy (6 replies)
  61. Telescope carrying case (1 replies)
  62. CGEM vs CGEM II (0 replies)
  63. Southern Hemisphere Astrophotography Competition (0 replies)
  64. Canon 50D comes to end of Life. (4 replies)
  65. 1 Week to go till Brian Cox (13 replies)
  66. Do Tak 4” come up for sale often? (7 replies)
  67. Building A Cabin - Where Would You Do It? (4 replies)
  68. What has happened to Opticstar (1 replies)
  69. Some Layman Cosmology. (26 replies)
  70. Starlink Network Could Defeat Censorship (3 replies)
  71. Q&A on ABC Monday 17th June (29 replies)
  72. Anyone using a Tesla battery or similar (21 replies)
  73. How bright are you (7 replies)
  74. Happy Birthday Leon (9 replies)
  75. IceInSpace Firefox Browser Issue? (3 replies)
  76. Weather makes me sick (8 replies)
  77. Cars mean nothing to me (14 replies)
  78. MUSICA ... Peter Gunn Theme (1 replies)
  79. World View flies its remote sensing balloon for 16 days and 5,000km (0 replies)
  80. Missile mail delivery (7 replies)
  81. Aluminium mirror..possible??? (18 replies)
  82. NASA to open International Space Station to tourists from 2020 (9 replies)
  83. Advantages/Disadvantages of a cemented vs air spaced doublet (1 replies)
  84. Texan professor sets record straight on Moon phase during D-Day invasion (3 replies)
  85. A new place to observe. (21 replies)
  86. Do it in the dark (3 replies)
  87. I found this on gumtree......... (1 replies)
  88. Cyclops Optics (0 replies)
  89. Geatting ready for summer weather (5 replies)
  90. The Future is Here ......!! (4 replies)
  91. Big question finally answered (1 replies)
  92. Such good videos on Youtube (3 replies)
  93. june special east coast low (9 replies)
  94. Project Diana - Moon radar bounce site honored in ceremony (0 replies)
  95. I found this when looking for focussing ideas (5 replies)
  96. Am I going crazy? (4 replies)
  97. An unexpected consequence of bad weather (2 replies)
  98. NASA deal to launch rockets from Australia (3 replies)
  99. Moonlite Focusers: Another positive experience. (0 replies)
  100. Victorian era 1900 solar eclipse movie digitally restored (1 replies)
  101. Alluvial Fans in Southern Mongolia (0 replies)
  102. Australian backyard astronomer praised for epic photos of Jupiter's Great Red Spot (14 replies)
  103. NOT a Bahtinov Mask (4 replies)
  104. Who’s Imaging tonight ? (0 replies)
  105. Mova Globes 1/2 price at Australian Geographic (0 replies)
  106. Robot Delivery (10 replies)
  107. One for the Musicians, or Wantabes (5 replies)
  108. Soyuz struck by lightning during launch (video link) (2 replies)
  109. Sightings of train of SpaceX Starlink satellites spark awe and astronomical angst (6 replies)
  110. First Rockhampton, Queensland dengue fever case in decades (3 replies)
  111. Making telescope mirrors (5 replies)
  112. Melbourne Meteor (4 replies)
  113. Armstrong Documentary (0 replies)
  114. Life after GoT (1 replies)
  115. An infinite universe (6 replies)
  116. Moon Mission Director Quits, No budget! (0 replies)
  117. Computer games good and bad. (7 replies)
  118. SpaceX Deploys 60 Mini Starlink Sats (2 replies)
  119. Clocks, gravity, and the limits of relativity (1 replies)
  120. We have come a long way .... haven't we ....!! (2 replies)
  121. NASA unveils schedule for Artemis moon missions (8 replies)
  122. Terminator Dark Fate (2 replies)
  123. Ozone depletion back in the news (4 replies)
  124. Send your name to Mars on the next Rover (7 replies)
  125. Heading to NZ (10 replies)
  126. How Glaciers Turn Lakes Turquoise (1 replies)
  127. US Strategic Command interview on why the US is quickly building new nuclear warheads (11 replies)
  128. Niki Lauda has died at the age of 70 (4 replies)
  129. Le Grand K comes to an end. New kilogram based on Planck's constant starts today (5 replies)
  130. Predicting the weather with astronomy - Sky News / ABC Media Watch (17 replies)
  131. 3 questions to ask an alien (32 replies)
  132. What would U like to see a school do with a donation? (10 replies)
  133. what Price the Pundits and Pollsters (3 replies)
  134. Adding motors to my AltAz mount (1 replies)
  135. 50 years ago today... (5 replies)
  136. Have you ever been really scared. (29 replies)
  137. Wonderful Bintel. (10 replies)
  138. Raptors where you live (14 replies)
  139. Urgent Microsoft patch for XP/Win7 users (21 replies)
  140. Raise a Glass. Bob Hawke has Passed. (9 replies)
  141. Help Please: Planetarium Software 4 Events BCE (12 replies)
  142. Project Artemis now has a name but not all the funding - NASA - Moon walk 2024 (11 replies)
  143. Dutch F1 is back on the calendar (2 replies)
  144. CO2 Levels in atmo set new record (56 replies)
  145. Starlink launch and us poor DSO iphotographers (30 replies)
  146. need some help guys (12 replies)
  147. Don't do it. (12 replies)
  148. Tower Observatory Copenhagen (5 replies)
  149. How nice is this .......... (3 replies)
  150. Hold The Mayonnaise (2 replies)
  151. Aviation Museum (2 replies)
  152. Can you turn off certain posts (0 replies)
  153. NASA – A Human Adventure exhibition, Queensland Museum, 15 March to 9 October 2019. (32 replies)
  154. Semi-dark site in Canberra? (7 replies)
  155. super conductor (2 replies)
  156. In Space No One Can Hear You Snore (2 replies)
  157. For you GOT addicts (7 replies)
  158. Anybody into photographing Models. (11 replies)
  159. Avengers End Game (4 replies)
  160. Drones and Huawei (6 replies)
  161. OPTICRON D24 Antique Astronomical Telescope (9 replies)
  162. I know there are electrical people here (17 replies)
  163. neo-achromatic telescope ??? (4 replies)
  164. R.I.P. Peter Mayhew- Chewbacca From Star Wars (3 replies)
  165. Astrophotography Competition Winners (1 replies)
  166. Aviation Buffs (13 replies)
  167. What is the most useless Astro device you've come across? (56 replies)
  168. How to get to Australia … more than 50,000 years ago (0 replies)
  169. NASA finds Supplier Lied (6 replies)
  170. Four private Chinese companies schedule orbital rocket launch attempts next 2 years (1 replies)
  171. I give up January to April. (12 replies)
  172. IMAX D-Day 3D Normandy 1944 (0 replies)
  173. China's Quest for Limitless Energy (9 replies)
  174. Anybody else getting this ....!! (20 replies)
  175. Coordinates of the SCP (4 replies)
  176. Does anybody know Grant Douglas? (2 replies)
  177. Black Holes (21 replies)
  178. Pig Brain Reanimation after Death (5 replies)
  179. China announces plan to build base at Moon's south pole within the decade (28 replies)
  180. Getting Trees Removed (4 replies)
  181. We Will Remember Them (10 replies)
  182. To Grease you Ball or not (18 replies)
  183. Danger Close: The Battle of Long Tan (5 replies)
  184. InSight makes first ever possible 'marsquake' detection. (1 replies)
  185. Project Blue Book gets it wrong (0 replies)
  186. Free air travel??? The way of the future? (4 replies)
  187. Solar mirror danger (19 replies)
  188. High speed photography. (7 replies)
  189. Most useful NON astronomical accessories (7 replies)
  190. Cloud Free Night off line (5 replies)
  191. I found this poor image / magnifications / eyepieces (6 replies)
  192. Any microscope aficionados? (6 replies)
  193. Nat Geo scope sale (0 replies)
  194. APOD - Falcon Heavy Launch Close Up (2 replies)
  195. Star Trek Overload, an abundance of choice (9 replies)
  196. What motivates you to look up (22 replies)
  197. What are these (13 replies)
  198. Astrophysicists find elusive molecule that 'kick-started' the universe (2 replies)
  199. Printing astro photos (10 replies)
  200. What to do on a Full Moon Holiday Weekend? (31 replies)
  201. I am some darn clever☺ (7 replies)
  202. Space expanding..not around here. (9 replies)
  203. More Boston Dynamics (5 replies)
  204. Holiday??? (7 replies)
  205. I often see dangerous sun filters on sale on Ebay with 1960/70s scopes, (2 replies)
  206. Star Wars the next installment (4 replies)
  207. When your power tool shorts out: surprises (9 replies)
  208. Bunyips (12 replies)
  209. anyone into australian stamps (4 replies)
  210. Notre Dame (89 replies)
  211. Oh well, that's astro... (20 replies)
  212. Stratolaunch Flies World's Largest Plane for the First Time (2 replies)
  213. 3 facts maybe you don't know about antimatter (0 replies)
  214. Any help appreciated, adjustment knobs (13 replies)
  215. Sorry I have forgotten the contact details Precision Parts (4 replies)
  216. Israel's Beresheet spacecraft crashes on Moon (0 replies)
  217. NASA sees El Niño conditions prevail in the Central Pacific Ocean (0 replies)
  218. Falcon Heavy all 3 boosters landed (3 replies)
  219. isopropyl alcohol (23 replies)
  220. Clear night tonight and friday night south coast NSW (7 replies)
  221. Possums encroaching on observing site (27 replies)
  222. Another F-35 lost (7 replies)
  223. Winter is coming (NOT A GOT thread) (8 replies)
  224. Take me to India (8 replies)
  225. Classifieds (3 replies)
  226. Great Melbourne Telescope (1 replies)
  227. The first-ever photograph of a black hole might be unveiled this week (18 replies)
  228. Internet Connections - difficult choices (25 replies)
  229. Sikorsky-Boeing's Defiant helicopter makes maiden flight (2 replies)
  230. Any disagree with this way to clean scopes (4 replies)
  231. Engineering Company puts forward pan for Mars Base (2 replies)
  232. Meteor Strike Fireball From Space (6 replies)
  233. My websites updated (4 replies)
  234. Has anyone used GoPro (3 replies)
  235. Just wanted to say thanks (5 replies)
  236. 3 Millionth image view (18 replies)
  237. Missing Telescope in Tas (15 replies)
  238. Powertanks. (26 replies)
  239. Just Another Day at the Beach ....... (6 replies)
  240. Leave a Note ..... (0 replies)
  241. Astro-Physics (22 replies)
  242. How to harness the energy from lightning. (17 replies)
  243. Project Bluebook (10 replies)
  244. Just my musing (4 replies)
  245. Pilots fight back :) (14 replies)
  246. Cooled cameras anyone? (1 replies)
  247. India intentionally blows up satellite with missile (14 replies)
  248. Skywatcher 20th Anniversary (1 replies)
  249. Scott Walker, RIP (0 replies)
  250. Fixing the inverter. (11 replies)