IndustrialChiller t1_j5xaxh5 wrote on January 26, 2023 at 4:55 AM Reply to comment by dave_hitz in TIL star systems are much closer together near the center of the galaxy, with some being only 0.4–0.04 light-years apart by yoguckfourself Why laser instead of radio? A laser beam won't stay collimated at interstellar distances, even these "short" ones. Permalink Parent 2
IndustrialChiller t1_iqpkpra wrote on October 2, 2022 at 4:05 AM Reply to Dropping Go Pro Down A Deep Mystery Pipe by bobthebobofbob Kinda looks like a discarded drill bit on the floor of the cave. Seems possible they were drilling a well, hit the cave, and just abandoned it at that point. Permalink 22
IndustrialChiller t1_j5xaxh5 wrote
Reply to comment by dave_hitz in TIL star systems are much closer together near the center of the galaxy, with some being only 0.4–0.04 light-years apart by yoguckfourself
Why laser instead of radio? A laser beam won't stay collimated at interstellar distances, even these "short" ones.