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A 2011 puzzle indie game including visual programming of pseudo-chemical reactors. Released by Zachtronics Industries for Windows, Mac OS X, Linux, iPad and Android.

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2
votes
1answer
292 views

Is it possible to scale up windowed SpaceChem?

I like spacechem, and I like playing it windowed, but it's too small windowed, and I can't seem to find a way to scale it up (more pixels). Any tricks for this?
2
votes
2answers
181 views

Is there any way to set the trigger element to be Theta for the direction switchers?

There are the direction switcher commands. You set them to switch if a particular element is over the sensor. Is there any way to set them to sense Theta or any of the other imaginary elements? Since ...
9
votes
1answer
955 views

What are the properties of the unidentified elements, Θ Ω Σ and Δ?

The last few levels of SpaceChem introduces you to a number of 'unidentified elements', contained in an errata to your Periodic Table, labeled with the Greek characters Θ Ω Σ and Δ, or, Theta, Omega, ...
4
votes
1answer
211 views

Sequential outing problem

Playing spacechem now for a few days. I was looking up some of the solutions on solution-net and attempted the fastest dissassembly for methane in nothing works level. From least cycles leaderboard, ...
9
votes
1answer
208 views

How to set production quotas when using SpaceChem's puzzle creator?

In ResearchNet it seems that you can select what molecules or atoms are required at the outputs for an assignment. But I can't find any place to set the quota numbers. It seems every "Research ...
4
votes
2answers
417 views

Why is a solution working on windows and not on a mac (different cycle speeds?)?

Is there a differences is the speed at which the cycles are performed on a mac vs. windows. I have been using the steam sync across both platforms and have yet to notice any issues, but I was playing ...
1
vote
1answer
170 views

Debug Mode Stats?

If you hit F5, you turn on some debugging stuff at the top of the screen. FPS is frames per second and Drawn Editors seems to be associated with the number of overlay windows, but I have no idea what ...
14
votes
1answer
3k views

Keyboard shortcuts

Is there a comprehensive list of mouse/keyboard shortcuts for SpaceChem? I read somewhere than you could change the priority of bonders using ctrl+scroll wheel. I would be especially interested in a ...
2
votes
1answer
242 views

What is SpaceChem's shortcut key for pausing?

The keys 1-4 are for speed, ~ is for reset, but what key pauses the execution/chemflow?
8
votes
1answer
2k views

Why won't these bonders bond?

You can see where this is going... The red and blue waldos are about to cross over bonder tiles with a BOND + command on the bonder near the bottom left of the screen. The problem is nothing seems ...
8
votes
1answer
2k views

How much of the SpaceChem Mobile campaign is duplicated from SpaceChem PC?

I have SpaceChem for PC, and am considering purchasing SpaceChem Mobile, because one SpaceChem game just ain't enough. On the other hand, I don't want to buy the game and then discover that all of ...
3
votes
1answer
404 views

How many missiles does it take to kill the final boss in SpaceChem?

I have a working solution, but it leaves two waste carbon atoms for every missile, which I currently fuse continuously in a corner of one reactor, so I can only fire 8 missiles before I run out of ...
5
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1answer
300 views

Can you cross pipes in SpaceChem?

Is there anyway to have one pipe go over or under another, so as to avoid having to make long round-a-bout journeys?
30
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6answers
5k views

How does an atom decide what to bond to?

Given for example, a Hydrogen atom (that can only have 1 bond max), that is sitting on a bonder next to two other atoms that are also on bonders and have available bonding slots, how is it determined ...
10
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1answer
1k views

How can I link my Spacechem profiles between Linux and Windows?

I dualboot Windows 7 and Ubuntu. Since SpaceChem is one of the few HIB games coming in .deb format, I decided to install it on Ubuntu as well. Now, for Minecraft what I did was create a symbolic link ...
6
votes
1answer
634 views

SpaceChem: Why can't I advance to the next level?

I recently beat a level in SpaceChem (I feel like I need a cigarette after I beat one - and I don't smoke!) and I was met with the following unpleasantness: Why can't I select the next level? Did I ...
4
votes
1answer
437 views

Are fusion operations commutative?

Can I fuse a Carbon atom into an atom of Hydrogen just as easily as it is done the other way around, or must the smaller-mass atom be the source and the heavier one always be the target?
8
votes
3answers
996 views

How do I duplicate the blue Waldo's routine with the red one?

I have a reactor for which I'd like to double the throughput by using both Waldos to perform the same routine. While they can't be exact duplicates, I'd like to start the blue Waldo routine off by ...
19
votes
1answer
6k views

SpaceChem: Can I quickly reset a reactor?

I'd like to start anew with a reactor, scrapping all the current waldo programming. Can it be done? (I'm on a level with no top-level map, just a reactor. Not sure if that matters.)
4
votes
2answers
1k views

Elapsed Cycles in SpaceChem

When an assignment is completed in SpaceChem there is a summary with statistics about your solution. What I do not understand is if it is better have high elapsed cycles or low. Because if I have 172 ...
7
votes
4answers
2k views

How to move bonders in Space Chem

I'm playing the tutorial of Space Chem, and I've reached the stage where it tells me I can move the bonders. And I think I need to move the bonders. But I cannot get them to move! Dragging with the ...
4
votes
1answer
1k views

Is there some easy way to share SpaceChem save data between computers?

While waiting for SpaceChem version 1009 or whatever to bring us the Steam Cloud, is there some easy way to share the save files and game state between computers?
6
votes
1answer
1k views

Tips for getting rid of SYNC instructions?

In most of my solutions I have this motif: | v (red) : Sync -> Start -> Sync -> (blue) : Sync -> Sync -> Start -> ^ | just to make sure ...
10
votes
1answer
1k views

How do I rotate my fusion laser?

Is the fusion laser in SpaceChem rotatable, or is it always stuck fusing what's on the left into what's on the right (vs. say, up-and-down)? If it is rotatable, how?
5
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3answers
1k views

Are there SpaceChem Achievements?

Are there achievements in SpaceChem? When I look at the Steam page, it says I've earned 0/15, but doesn't list any. Are they hidden until you stumble onto them?
10
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1answer
941 views

Can I dump unwanted compounds?

In Spacechem, can I release or dump unwanted compounds without using pipelines to store them?
2
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1answer
1k views

How long does the SpaceChem demo last?

I'm on level 3-2 (Danopth, Split Before Bonding) of the SpaceChem demo. When does the demo end? The official website doesn't have any info.
4
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4answers
2k views

No Need for Introductions

Does anyone know how to beat this level? I tried my own solution and it didn't work, then I found an online guide and copied it exactly and I still can't beat it.