September 27, 2023


Put A Technology

Hackaday Links: July 17, 2022


Webb’s first deep-subject picture. Resource: NASA

The folks at NASA are having a perfectly-deserved victory lap this week following the splashy reveal of the very first scientific pictures from the James Webb House Telescope. As we envisioned, the 1st community launch integrated a large amount of comparisons to illustrations or photos received from Hubble, as the normal community understandably sees Webb as the successor to the venerable room telescope, now in its third 10 years of services. So for a “let’s see what this toddler can do” impression, they turned Webb loose on a very small patch of sky in the southern hemisphere that contains galactic cluster SMACS 0723, and despatched again photos and spectroscopic data from galaxies up to 13 billion gentle several years absent. There are a great deal of analyses of Webb’s deep subject and the other images in the very first launch, but we significantly favored the takes by the two Anton Petrov and Dr. Becky. They both equally chat about the cooler scientific features of these photographs, and how Webb is much a lot more than just a $10 billion desktop image generator.

It’s been a although, but upcoming 7 days marks the return of HOPE. The Hackers on Earth Earth convention is lastly again and in individual for the first time considering the fact that 2018. The con, dubbed “A New HOPE,” will in their new venue on the campus of St. John’s College in Queens, as opposed to their aged haunt in the Lodge Pennsylvania in Manhattan, which is now remaining demolished. Attendance was limited this 12 months, for noticeable explanations, and the standard safety measures will be in effect for attendees. On-line ticket profits are now shut, and they will not be advertising tickets at the door. So if you’re planning on likely, you will have to see if another person has a ticket they’re inclined to component with.You may possibly recall that NASA recently noted on troubling glitches in Voyager 1‘s telemetry, which seemed to suggest the 45-year-old planetary-probe-turned-interstellar-explorer was owning hassle retaining its attitude in area. This would obviously be a Pretty Negative Thing™, due to the fact holding its significant dish antenna pointed specifically back at Earth is crucial to being in speak to with mission controllers. It turns out the glitch is just, well, a glitch, and controllers have a workaround in place, one of lots of that have stored the Voyager mission likely at several points given that the twin 1977 launches. But now, in a bid to figure out the root trigger and most likely challenge a take care of, engineers are using the RTFOM — “read the freaking aged manuals” — tactic and poring over the unique style docs for clues. This is not as uncomplicated as it seems unlike now, where by everything pertaining to a mission is archived and preserved in electronic archives, a large amount of the first JPL docs had been useless-tree only. What is worse, a good deal of what was prepared down has disappeared, as engineers at NASA and JPL have retired or or else moved on. That suggests there are in all probability a few containers of outdated fanfold printouts sitting in a garage in Pasadena that keep the important to solving the glitch, and locating them boils down to figuring out who labored on what when, and in which they finished up soon after their stint on Voyager ended.

And lastly, a couple of months in the past, the indispensable Grady around at Functional Engineering did a wonderful movie that defined the aspects of horizontal directional tedious. It is a intriguing topic, and the idea that you can command the path of a versatile drill string in excess of extensive distances is rather amazing. We have essentially witnessed a good amount of money about our sections currently, in which various network vendors are vying to set up competing optical fiber networks. But judging by the range of news tales about contractors hitting a gas line that we see, it’s not fairly as straightforward as it seems. To get a flavor of what it’s like to operate a directional drilling rig, Grady teamed up with Dan Schiffman to develop a simulator activity that’s addictively instructional. We have been enjoying all morning and have only managed to hit the target a couple of situations — it is remarkably tough to control something that has just two attainable orientations and moves ahead relentlessly. at?v=JAhdb7dKQpU



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