Here is the credits and acknowledgments list including collaborators, friends, acquaintances, “semi-acquaintances”, hardware, and software which helped in creating this project:
(Note: Links preceded with  are affiliate links, if you buy something through those links, I will get a small percentage of the purchase.)

 

Texts

Content checkerFutendoji
Spanish proofreaderJavi
English proofreadersAl
  

Sketches and drawings of characters

KiraJavi
Aia
  

Sketches and illustrations

  

Inspirations, advice, and suggestions

First beta readersFutendoji
Second beta readersJavi
  
Beginning of the seriesFirst episode of Matt Groening’s series Futurama
Inspiration for the space-trucksEpisode Heavy Metal Queen of Shinichirō Watanabe’s series Cowboy Bebop
Technologyfrom a myriad of science books and documentaries…
Books

Too many to list them all, but some:

  • The Hitchhiker’s Guide to the Galaxy by Douglas Adams
  • Nineteen Eighty-Four by George Orwell
  • Dune by Frank Herbert
  • Do Androids Dream of Electric Sheep? by Philip K. Dick
  • Neuromancer and Mona Lisa Overdrive by William Gibson
  • I, Robot and Foundation by Isaac Asimov
  • Fahrenheit 451: A Novel and The Martian Chronicles by Ray Bradbury
  • The War of the Worlds by H. G. Wells
  • Contact by Carl Sagan

(these are only the main books of inspiration by the listed authors, I have read many more of them.)

Logos and illustrations

Logo SpaceHighway/SpaceHighwaysSiggy Simon Jr. / Martin S. Siegrist
Logo SHSiggy Simon Jr. / Martin S. Siegrist
Banners and general graphicsSiggy Simon Jr. / Martin S. Siegrist
Images used for The Awakened imageryNASA images (Uncopyrighted images only)
 ESA (CC BY 4.0 images only)
 Neither the NASA nor the ESA is endorsing nor contributing with SpaceHighway nor its author.
All space images are their property and only used under the permissive license.
Images used for the site and further arcsBought and licensed material by/to Siggy Simon Jr. / Martin S. Siegrist.

Applications

Word processorScrivener 2 for macOS
 old: LibreOffice
Note-takingEvernote
On-the-road word processorScrivener for iOS
HTML editorCoda 2
On-the-road HTML editorCoda
PDF LayoutNisus Writer Pro
Conversion to PDFNisus Writer Pro native PDF export.
 old: native export function of LibreOffice + metadata script.
Image processingAffinity Photo (Bitmap), Affinity Designer (Vector)
 OLD: GiMP, and stone-old Photoshop & Illustrator.
ePUB conversionBuilt-in in Scrivener
 OLD: Writer2ePub (LibreOffice plugin)
ePUB layout editorSigil
ePUB to Kindle mobi conversionKindle Previewer 3
ePUB testing on a computeriBooks Mac, Kindle for Mac, Sigil
ePUB testing on tablet and smartphoneiBooksKindle for iOS
First automated grammar checkGrammarly
  

Other Apps

Music playersSpotifyiTunesTuneInRadio
UtilitiesDuet Display
  

Hardware

Edit computersiMac (Retina 5K, 27-inch, 2019)
 MacBook Pro (Retina, 15-inch, Early 2013)
 MacMini (mid 2010)
On the roadiPad
 iPhone Xs
  

Backup systems & services

OfflineTimeMachine
Cloud-basedDropBox
 pCloud
 Box
 Mega
  

Website Tech

SpaceHighway web coreWordPress.org
Base themeHueman
Child themeSpaceHighways v3 by Siggy Simon Jr.
Pluginstoo many… >_> As well as free ones as hand-made.
Web hostingDreamHost
CDNCloudflare
  
Monetizing (including Affiliate programs)Patreon
 Amazon
 eBay
 Apple/iTunes
 Brave Browser