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Updated forum!

Last post by robertw « Sun Nov 24, 2024 8:06 am
Replies: 3
by robertw » Sun Jun 17, 2018 1:53 pm

Welcome to the new-look forums!

After much difficulty, I finally managed to migrate this forum from phpBB2 to phpBB3. So what does this mean?

You...

3 Replies

71113 Views

Last post by robertw
Sun Nov 24, 2024 8:06 am
Stella 5.4 has been released!

Last post by robertw « Mon May 12, 2014 2:05 pm

by robertw » Mon May 12, 2014 2:05 pm

Stella 5.4 has been released!

It's a free upgrade for existing Stella 5 users (use Check for Software Updates Now in the Help menu if it doesn't...

0 Replies

73968 Views

Last post by robertw
Mon May 12, 2014 2:05 pm
Announcing MoStella! Mobile app full of polyhedra.

Last post by guy « Fri Nov 02, 2018 3:27 pm
Replies: 3
by robertw » Sat Aug 24, 2013 3:06 pm

Hi folks,

I've finally finished my polyhedral mobile app MoStella. It's Android-only at the moment.

MoStella can display polyhedra, their duals,...

3 Replies

61287 Views

Last post by guy
Fri Nov 02, 2018 3:27 pm
Welcome!

Last post by robertw « Fri Jan 11, 2008 4:37 am

by robertw » Fri Jan 11, 2008 4:37 am

Welcome to the Stella forum!

This is the place to talk about Stella. Ask how to perform certain tasks, present a new technique you've discovered...

0 Replies

61026 Views

Last post by robertw
Fri Jan 11, 2008 4:37 am

Topics

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Last post

newbie querie

Last post by robint « Wed Sep 26, 2018 3:36 pm
Replies: 2
by robint » Tue Sep 25, 2018 8:37 pm

Hi Stellas

Looks fantastic. I have dabbled with geo solids and have been fascinated at the recurrence of certain irrational factors pi tau root 2,...

2 Replies

10716 Views

Last post by robint
Wed Sep 26, 2018 3:36 pm
A 17-faced whatsit...

Last post by Nik_2213 « Tue Aug 21, 2018 10:04 pm
Replies: 2
by Nik_2213 » Sat Aug 18, 2018 4:42 pm

Sorry, my Google-fu has drawn a blank on this...

Can Stella net a 'ball' shape consisting of a short, pentagonal prism capped at both ends by a...

2 Replies

11159 Views

Last post by Nik_2213
Tue Aug 21, 2018 10:04 pm
Announcing my new geometric puzzle Flippant

Last post by robertw « Mon Jul 02, 2018 2:16 am

by robertw » Mon Jul 02, 2018 2:16 am

If you like my Stella software and geometry in general, you may be interested in my new tile-flipping puzzle app Flippant!

Simple to play,...

0 Replies

40013 Views

Last post by robertw
Mon Jul 02, 2018 2:16 am
Flattening a face

Last post by Ulrich « Tue Jun 12, 2018 1:33 pm
Replies: 4
by ruby » Fri Jun 08, 2018 12:14 pm

Hello,

I am trying to join several models together, I.e a dual of Augmented dodecadodecahedron with another. To do that I need to flatten one face...

4 Replies

15360 Views

Last post by Ulrich
Tue Jun 12, 2018 1:33 pm
snub rhombicuboctahedron

Last post by Ulrich « Sun Apr 29, 2018 9:26 am
Replies: 8
by wpthomps » Sun Apr 22, 2018 8:37 pm

How can I create a snub rhombicuboctahedron using Stella4D? This polyhedron has 74 faces, 120 edges, and 48 vertices.

8 Replies

24443 Views

Last post by Ulrich
Sun Apr 29, 2018 9:26 am
Tutorial: how to make this thing

Last post by Ulrich « Fri Jul 28, 2017 10:29 am
Replies: 3
by robertw » Fri Jul 28, 2017 3:04 am

Someone recently asked me how to design the following as a 3D model in Stella. I'm posting the answer here so more people can benefit from it....

3 Replies

19375 Views

Last post by Ulrich
Fri Jul 28, 2017 10:29 am
Faceting

Last post by robertw « Sun Jul 09, 2017 8:29 am
Replies: 6
by Rosemary Lyndall Wemm » Thu Jun 15, 2017 7:23 pm

I cannot understand the instructions for faceting.

1. How do you make a flat slice across a face?

After I have chosen the vertices (by Shift-Left...

6 Replies

28649 Views

Last post by robertw
Sun Jul 09, 2017 8:29 am
How to Distort Heptogrammic Pyramid

Last post by Peter Kane « Thu Mar 09, 2017 9:19 am
Replies: 2
by Peter Kane » Wed Mar 08, 2017 1:16 pm

How can I reduce the height of Heptogrammic Pyramid 1 in Stella's database so that the pyramid is much flatter ?

Ta,

Pete K

2 Replies

16244 Views

Last post by Peter Kane
Thu Mar 09, 2017 9:19 am
Leonardo Great Dodecahedron 2

Last post by Keith « Mon Mar 06, 2017 3:22 pm
Replies: 4
by Keith » Wed Feb 08, 2017 4:07 pm

Would like to attempt this model but the net for the outer layer seems to be missing. Can anyone help? :( Thanks.
Keith

4 Replies

20706 Views

Last post by Keith
Mon Mar 06, 2017 3:22 pm
Breakup face

Last post by cwrawk « Mon Mar 06, 2017 6:38 am
Replies: 4
by cwrawk » Thu Mar 02, 2017 4:23 am

Is it possible to only select one portion of a model to color it?
I'm having a problem when I want to color one part of a model I click that part but...

4 Replies

21881 Views

Last post by cwrawk
Mon Mar 06, 2017 6:38 am
Identify This?

Last post by robertw « Sun Mar 05, 2017 6:16 am
Replies: 2
by cwrawk » Thu Mar 02, 2017 2:50 pm

Does anybody know what this model is called please?

I am trying to make this model in this color configuration. When I try to color the model like...

2 Replies

15979 Views

Last post by robertw
Sun Mar 05, 2017 6:16 am
Small Stella

Last post by Keith « Thu Jan 19, 2017 2:14 pm
Replies: 14
by Keith » Tue Jan 10, 2017 9:43 am

Hi, I am a Stella newbie so please forgive me if this question is easy! I notice that the two side by side windows containing the polyhedron and its...

14 Replies

46420 Views

Last post by Keith
Thu Jan 19, 2017 2:14 pm
Hi

Last post by Joseph « Thu Sep 01, 2016 8:31 am

by Joseph » Thu Sep 01, 2016 8:31 am

New member with interest in making, via CNC, wooden models of the various shapes.

Would appreciate contact with other members with similar interests

0 Replies

46939 Views

Last post by Joseph
Thu Sep 01, 2016 8:31 am
Off to Finland!

Last post by robertw « Sat Jun 11, 2016 4:10 am

by robertw » Sat Jun 11, 2016 4:10 am

Two of my models were accepted for display at the Bridges 2016 conference in Finland in August, as shown below with a picture of one of them being...

0 Replies

46082 Views

Last post by robertw
Sat Jun 11, 2016 4:10 am
Making pretty pictures

Last post by robertw « Tue Oct 20, 2015 1:49 pm
Replies: 5
by asciore » Thu Oct 15, 2015 3:59 am

Hi guys! I've recently discovered Stella for visualizing the various symmetries of protein cages I've been making in my graduate studies. I'm slated...

5 Replies

35647 Views

Last post by robertw
Tue Oct 20, 2015 1:49 pm
London Gerkin

Last post by dabeard « Wed Oct 14, 2015 1:53 pm
Replies: 30
by Squeaky » Sat May 03, 2008 6:38 am
1

2

3
Hi,

What is the geometric shape of the London Gerkin?

I wish to model this structure

Where can I obtain the net?

Squeaky
30 Replies

205872 Views

Last post by dabeard
Wed Oct 14, 2015 1:53 pm
Equilateral convex polyhedra (new class after 400 years?)

Last post by Gerry in Quebec « Sat Aug 29, 2015 8:38 pm
Replies: 27
by robertw » Thu Oct 30, 2014 2:01 pm
1

2
The article discussed here was forwarded to me on facebook via IFL Science. The story also appearing in The Conversation and ScienceNews (though...
27 Replies

145038 Views

Last post by Gerry in Quebec
Sat Aug 29, 2015 8:38 pm
Symmetrohedra

Last post by RobertLovesPi « Wed Jul 22, 2015 3:08 am
Replies: 3
by dabeard » Mon Jul 06, 2015 5:24 am

Another newbie question!

I recently discovered Symmetrohedra. See for a copy of the 2001 Kaplan/Hart paper on the topic, and Craig Kaplan's web...

3 Replies

25359 Views

Last post by RobertLovesPi
Wed Jul 22, 2015 3:08 am
N-gonal pyramids

Last post by dabeard « Wed Jul 08, 2015 7:09 am
Replies: 2
by dabeard » Mon Jul 06, 2015 5:00 am

I had an email exchange with Rob regarding n-gonal pyramids, an edited version of which is repeated below for the benefit of Forum members.

On...

2 Replies

20282 Views

Last post by dabeard
Wed Jul 08, 2015 7:09 am
Zonohedrification

Last post by dabeard « Fri Jul 03, 2015 8:30 am
Replies: 8
by dabeard » Tue Jun 16, 2015 7:09 am

Hi

By way of introduction, I recently purchased Great Stella and am absolutely blown away by its capabilities, and by the highly professional way in...

8 Replies

42552 Views

Last post by dabeard
Fri Jul 03, 2015 8:30 am
Retrieving information in info window

Last post by dabeard « Thu Jun 25, 2015 2:01 pm

by dabeard » Thu Jun 25, 2015 2:01 pm

Hi Rob,

Apart from doing a screen/window capture is there any way of retrieving the information in the Great Stella info window? Appreciate that...

0 Replies

47557 Views

Last post by dabeard
Thu Jun 25, 2015 2:01 pm
Project onto Sphere

Last post by robertw « Thu May 21, 2015 9:45 am
Replies: 1
by oschene » Fri May 15, 2015 12:46 pm

I have Great Stella and when I chose Poly --> Project onto Sphere, nothing happens. Does one need to be in a particular view or mode to use this...

1 Replies

17980 Views

Last post by robertw
Thu May 21, 2015 9:45 am
Big constructions

Last post by Zoyla1 « Thu Apr 02, 2015 6:54 am
Replies: 2
by anansi133 » Tue Jan 15, 2008 8:20 pm

The reason I got Stella, was to help me make stuff like this.

That's a dual of a 3V icosohedronal Geodesic dome, with a radius of 120 cm.

I'm...

2 Replies

29907 Views

Last post by Zoyla1
Thu Apr 02, 2015 6:54 am
Polyhedral models

Last post by gemmesterra « Sat Mar 28, 2015 11:11 am

by gemmesterra » Sat Mar 28, 2015 11:11 am

Where you can find models of polyhedra crystallography? (cubic, trigonal etc)
They are available in stella?
thanks for the reply
thx

0 Replies

47131 Views

Last post by gemmesterra
Sat Mar 28, 2015 11:11 am
Export polyhedra as vector

Last post by Penobi « Tue Dec 02, 2014 2:25 pm

by Penobi » Tue Dec 02, 2014 2:25 pm

Hi, I am looking for a way to get polyhedra as vector out of Great Stella.
DXF export and import in AI/CDR X6 is what I already have tried but
the...

0 Replies

47621 Views

Last post by Penobi
Tue Dec 02, 2014 2:25 pm
Hello from Eric

Last post by EricRegener « Tue Sep 16, 2014 9:03 pm
Replies: 7
by EricRegener » Mon Aug 04, 2014 5:22 pm

Dear Robert Webb and other forum members,

I am delighted to discover Stella, your software, your models and your forum. I have been interested in...

7 Replies

41108 Views

Last post by EricRegener
Tue Sep 16, 2014 9:03 pm
transfer 4D Stella from PC to Mac Mini

Last post by robertw « Sun Sep 07, 2014 5:07 am
Replies: 1
by grayham » Sun Sep 07, 2014 4:00 am

hi Robert, ive bought a Mac Mini and wonder the safest way to transfer the program to it? or do i need to download a mac friendly version?
thanks

1 Replies

16588 Views

Last post by robertw
Sun Sep 07, 2014 5:07 am
ID tabs

Last post by grayham « Thu Aug 21, 2014 5:35 am
Replies: 9
by grayham » Fri Jul 04, 2014 2:59 am

For some reason after 25 models built successfully the printouts don't have the ID numbers, especially now with 1000 pieces, any help appreciated....

9 Replies

41828 Views

Last post by grayham
Thu Aug 21, 2014 5:35 am
Buy Stella for a chance to win $10,000

Last post by robertw « Sun Jun 08, 2014 3:00 pm

by robertw » Sun Jun 08, 2014 3:00 pm

If you purchase Stella or MineSweeper3D using PayPal before June 30th you have a chance to win $10,000. So if you've been procrastinating, now's the...

0 Replies

47664 Views

Last post by robertw
Sun Jun 08, 2014 3:00 pm
Some near near misses

Last post by robertw « Sat Jun 07, 2014 1:10 pm

by robertw » Sat Jun 07, 2014 1:10 pm

Here's a couple of not-quite near misses I created recently. They're like near misses, but maybe not quite close enough to earn the title. They're...

0 Replies

48435 Views

Last post by robertw
Sat Jun 07, 2014 1:10 pm
Help Please! How do I do this...

Last post by Ulrich « Sun Feb 02, 2014 12:22 pm
Replies: 6
by thedusen » Wed Jan 29, 2014 4:32 pm

Hi there,

I'm new to Great Stella. I have a specific goal in mind, but after reading the documentation, I'm not clear on how to accomplish it, and...

6 Replies

56061 Views

Last post by Ulrich
Sun Feb 02, 2014 12:22 pm
Problem importing DXF files

Last post by robertw « Thu Jan 16, 2014 4:05 am
Replies: 3
by Pauly1060 » Sun Jan 12, 2014 3:35 pm

Hi everyone, I'm really enjoying using great stella and have made many interesting models, however I've come up against a problem, I'm making and...

3 Replies

24837 Views

Last post by robertw
Thu Jan 16, 2014 4:05 am
Can i make semitransparent faces for any color?

Last post by robertw « Sun Dec 22, 2013 1:05 pm
Replies: 3
by demihra » Sat Dec 21, 2013 12:56 pm

Hi,
Help anybody!
Can i make animated polyhedra with semitransparent faces for any color in Stella4D? If it's possible then how?

3 Replies

24117 Views

Last post by robertw
Sun Dec 22, 2013 1:05 pm
Printing nets

Last post by robertw « Wed Dec 18, 2013 1:38 pm
Replies: 1
by peterash3@gmail.com » Thu Nov 28, 2013 2:40 pm

Hi,

I have downloaded Small Stella DEMO. If I buy Small Stella, it will be (at least right now) just for printing out nets for use in my geometry...

1 Replies

17255 Views

Last post by robertw
Wed Dec 18, 2013 1:38 pm
Rainbow colours

Last post by robertw « Sun Oct 06, 2013 12:49 pm
Replies: 1
by patrick38 » Sun Oct 06, 2013 6:09 am

When I have rainbow colours in the left screen, why doesn't the net in the right screen have corresponding colours? Or... How do you get the rainbow...

1 Replies

21905 Views

Last post by robertw
Sun Oct 06, 2013 12:49 pm
How do you create holes in models?

Last post by pollyhendra « Tue Sep 03, 2013 6:21 am
Replies: 4
by pollyhendra » Sun Sep 01, 2013 9:50 pm

One of our members, 'Bouts de bois Créations', made this fabulous piece.

Can you tell me how to get the holes in models please?

4 Replies

27981 Views

Last post by pollyhendra
Tue Sep 03, 2013 6:21 am
A few questions...

Last post by pollyhendra « Mon Sep 02, 2013 12:06 am
Replies: 5
by starbase1 » Wed Feb 27, 2008 8:37 am

I am considering buying Stella 4d, and have a few questions...

I am mainly interested in the export of objects for use in 3d graphics software. I...

5 Replies

39187 Views

Last post by pollyhendra
Mon Sep 02, 2013 12:06 am
Can Anybody Help Me Make A Moravian Star Please?

Last post by pollyhendra « Sun Sep 01, 2013 9:56 pm
Replies: 18
by pollyhendra » Sat Aug 03, 2013 3:07 am
1

2
Hi, would love a hand with this one and perhaps a base to glue to might help as well. Thanks. (Moved better photo here, was trying to create more...
18 Replies

100423 Views

Last post by pollyhendra
Sun Sep 01, 2013 9:56 pm
Sacred Geometry

Last post by Peter Kane « Thu Aug 22, 2013 3:37 pm
Replies: 45
by 3katie3 » Tue Aug 26, 2008 8:15 pm
1

2

3

4
hello. I am 3katie3.

i have studied sacred geometries somewhat, and i would like to be able to talk about them here, and to request certain images....
45 Replies

430334 Views

Last post by Peter Kane
Thu Aug 22, 2013 3:37 pm
Models, Exports and moving into STL format?

Last post by Antlab « Thu Jul 11, 2013 3:28 pm
Replies: 5
by jtakai » Sat Aug 15, 2009 6:24 pm

Hey everyone,
New user, love the software. My question is this:

Does anyone have experience outputting models into a format for printing on a 3D...

5 Replies

36477 Views

Last post by Antlab
Thu Jul 11, 2013 3:28 pm
non-convex polyhedra - outer shell

Last post by Hodge « Tue May 14, 2013 10:37 pm
Replies: 2
by Hodge » Wed May 08, 2013 11:50 pm

I would like to remove the interior of non-convex polyhedra, leaving the outer shell.

Any suggestions on how to do this?

2 Replies

20714 Views

Last post by Hodge
Tue May 14, 2013 10:37 pm
Displaying 3D models on iPad

Last post by Paul Hague « Thu May 09, 2013 3:30 pm

by Paul Hague » Thu May 09, 2013 3:30 pm

Hi

I've just spent a frustrating couple of hours trying to find an app that could display Stella4D 3D models on my original iPad running iOS 5.1.1....

0 Replies

48055 Views

Last post by Paul Hague
Thu May 09, 2013 3:30 pm
Great Icosahedron - complex core

Last post by oxenholme « Tue Apr 02, 2013 1:58 pm
Replies: 6
by kk6pr » Mon Mar 18, 2013 4:46 am

I've made several Great Icosahedrons and have noticed that it isn't quite as stable as say a Great Dodecahedron. I'm using index cards or thick...

6 Replies

46525 Views

Last post by oxenholme
Tue Apr 02, 2013 1:58 pm
Stella 5.1 released!

Last post by robertw « Wed Jan 02, 2013 1:03 pm

by robertw » Wed Jan 02, 2013 1:03 pm

Stella 5.1 has been released!

It's a free upgrade for existing Stella 5 users.
Improved control over background image.
More options when creating...

0 Replies

48716 Views

Last post by robertw
Wed Jan 02, 2013 1:03 pm
4D Mode Requirements

Last post by Major Mayhem « Fri Nov 02, 2012 6:59 pm

by Major Mayhem » Fri Nov 02, 2012 6:59 pm

My question has to do with what Stella is looking for when you import a 4D off file. In your standard polychoron only two cells meet at each face. Is...

0 Replies

50478 Views

Last post by Major Mayhem
Fri Nov 02, 2012 6:59 pm
Groupes facebook

Last post by rgagneux « Thu Nov 01, 2012 11:41 am

by rgagneux » Thu Nov 01, 2012 11:41 am

Bonjour,
j'ai remis en ligne un groupe facebook pour les polyèdres et les formes mathématiques.

Dans les forums, vous discutez entre...

0 Replies

47192 Views

Last post by rgagneux
Thu Nov 01, 2012 11:41 am
Exporting Nets Possible?

Last post by handplane « Sun Oct 21, 2012 7:53 pm
Replies: 2
by handplane » Tue Oct 16, 2012 11:33 pm

Is it possible to export the nets (unfolded 2D representation)? I only see File > 3D Export.

This would be very useful to laser cutters which can...

2 Replies

23537 Views

Last post by handplane
Sun Oct 21, 2012 7:53 pm
Special Colour Arrangement in v5

Last post by robertw « Tue Oct 16, 2012 10:54 pm
Replies: 2
by Peter Kane » Tue Oct 16, 2012 5:10 pm

I may be having a duhu moment , but I'm not able to use the special colour arrangements. After installing the latest release, I displayed an...

2 Replies

20445 Views

Last post by robertw
Tue Oct 16, 2012 10:54 pm
Stella 5.0 finally released!

Last post by EvilGnome6 « Sat Oct 06, 2012 9:14 pm
Replies: 3
by robertw » Tue Oct 02, 2012 12:07 pm

I've finally released a major new upgrade to the Stella line of software.

It's been over 4.5 years since the last update, and over 5.5 years since...

3 Replies

27909 Views

Last post by EvilGnome6
Sat Oct 06, 2012 9:14 pm
Puzzling discrepency?

Last post by hamp856 « Fri Oct 05, 2012 2:32 pm
Replies: 5
by hamp856 » Fri Oct 05, 2012 11:08 am

I am building polyhedra in wood. To build a Rhombicsidododechedron the square sections the miters alternate between 15.857 and 10.4526 degrees. I...

5 Replies

34731 Views

Last post by hamp856
Fri Oct 05, 2012 2:32 pm

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