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Ruud

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August 28, 2014
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December 13, 2021

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Smyth Lens - the Ring of Fire Explained

By Ruud, June 9, 2020 in Discussions - Eyepieces
- smyth
- ring of fire
- 15 replies
- 1,886 views
- andrew s
- June 10, 2020
A string of Satellites Passes by the Moon

By Ruud, April 8, 2020 in Imaging - Lunar
- 4 replies
- 179 views
- maw lod qan
- April 8, 2020
Moon - Mersenius

By Ruud, April 5, 2020 in Sketching
- 5 replies
- 350 views
- mariosi
- April 10, 2020
Moon: Walther

By Ruud, April 1, 2020 in Sketching
- 3 replies
- 313 views
- acr_astro
- April 2, 2020
Astronomy Textbook - Big, Beautiful, Free

By Ruud, March 28, 2020 in Getting Started General Help and Advice
- 5 replies
- 933 views
- exe_hibit
- March 30, 2020
Odd Moon Processing

By Ruud, March 26, 2020 in Imaging - Image Processing, Help and Techniques
- 1 reply
- 251 views
- Ruud
- March 27, 2020
Wormhole in 360 Virtual Reality

By Ruud, March 21, 2020 in Physics, Space Science and Theories
- 0 replies
- 582 views
- Ruud
- March 21, 2020
Mogey telescopes

By Ruud, December 6, 2019 in History of Astronomy
- 4 replies
- 1,960 views
- mikeDnight
- December 24, 2019
Moon: Sunrise on Santbech

By Ruud, December 1, 2019 in Sketching
- 2 replies
- 418 views
- Mike JW
- December 2, 2019
Gassendi 08 Nov 2019

By Ruud, November 9, 2019 in Sketching
- 10 replies
- 617 views
- Fraunhoffer
- November 12, 2019
Earth from Lagrange point L1

By Ruud, September 22, 2019 in Physics, Space Science and Theories
- 3 replies
- 480 views
- Alien 13
- September 22, 2019
Sunset over Eratosthenes and the Apennine Mountains

By Ruud, September 22, 2019 in Sketching
- 9 replies
- 775 views
- CraigT82
- September 23, 2019
Moon 3 September 2019 - Atlas and Hercules

By Ruud, September 4, 2019 in Sketching
- 5 replies
- 492 views
- Mike JW
- September 7, 2019
Apollo 15

By Ruud, September 2, 2019 in Imaging Challenge #28 - Lunar Landings (Now Closed)
- 4 replies
- 1,218 views
- Ruud
- September 24, 2019
Moon 12 August 2019 - Gassendi

By Ruud, August 12, 2019 in Sketching
- moon
- panting
- (and 1 more)
  Tagged with:
  - moon
  - panting
  - gassendi
- 7 replies
- 687 views
- nightskystargazer
- August 16, 2019
Moon - from Herschel to Arzachel

By Ruud, August 9, 2019 in Sketching
- moon
- herschel
- (and 4 more)
  Tagged with:
  - moon
  - herschel
  - ptolemaeus
  - alphonsus
  - alpertragius
  - arzachel
- 8 replies
- 780 views
- nightskystargazer
- August 16, 2019
Moon - Maurolycus

By Ruud, July 23, 2019 in Sketching
- moon
- maurolycus
- 4 replies
- 531 views
- des anderson
- July 29, 2019
Cosmology - Timelapse of the Future

By Ruud, June 29, 2019 in Physics, Space Science and Theories
- cosmology
- end of time
- (and 1 more)
  Tagged with:
- 1 reply
- 895 views
- Mike_S
- June 30, 2019
Moon - Rupes Recta and Pitatus

By Ruud, June 26, 2019 in Sketching
- moon
- rupes recta
- (and 1 more)
  Tagged with:
  - moon
  - rupes recta
  - pitatus
- 5 replies
- 743 views
- nightskystargazer
- August 7, 2019
Moon Herschel and Philolaus

By Ruud, March 18, 2019 in Sketching
- 2 replies
- 480 views
- Pete Presland
- March 19, 2019
Moon 13 Feb 2019

By Ruud, March 14, 2019 in Sketching
- 11 replies
- 713 views
- des anderson
- March 19, 2019
Moon Phases 2018 - Hour by Hour Terminator Atlas

By Ruud, May 7, 2018 in Observing - Lunar
- moon atlas
- 1 reply
- 958 views
- CentaurZ
- May 22, 2018
Fly over 3D Moon - Quickmap

By Ruud, November 30, 2017 in Discussions - Software
- 3d
- moon
- (and 1 more)
  Tagged with:
  - 3d
  - moon
  - quickmap
- 0 replies
- 1,303 views
- Ruud
- November 30, 2017
Rosetta - OSIRIS Image of the Day Website

By Ruud, December 15, 2015 in Physics, Space Science and Theories
- rosetta osiris
- 1 reply
- 952 views
- Dave In Vermont
- December 16, 2015
Eyepiece spreadsheet

By Ruud, October 18, 2015 in Discussions - Eyepieces
- eyepiece spreadsheet
- 23 replies
- 3,644 views
- Ruud
- October 30, 2015

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