There are only two still life: Block and carrier.
Oscillators
Here are the known oscillators
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x = 40, y = 112, rule = B2e3/S1c23a
2o2b2o2b2o$2o2b2o2b2o3$8b2o$8b2o20b2o6b2o$31bo6b2o$15bo3b2o7bo7b2o$2o
2b2o2b2o5bo3bo9bo7bo$2o2b2o2b2o5bo6bo3bo7bo$21b2o3b2o6b2o2$2o$2o3$2o2b
2o2b2o$2o2b2o2b2o11$2o6b2o$2o6b2o3$2o6b2o$2o6b2o5bobo$18bo$15bo$2o2b2o
2b2o6bobo$2o2b2o2b2o3$8b2o$8b2o3$8b2o$8b2o5$2o2b2o2b2o$2o2b2o2b2o3$2o$
2o16bo$15b7o$15bob3obo$2o2b2o2b2o5b2o3b2o$2o2b2o2b2o4b3o3b3o$15b2o3b2o
$15bob3obo$8b2o5b7o$8b2o8bo3$2o2b2o2b2o$2o2b2o2b2o4$17b2o9b2o$2o2b2o2b
2o5bobo4bobo4bobo$2o2b2o2b2o7bo11bo$14b6o7b6o$14bo2bo2bo5bo2bo2bo$2o6b
2o7bo2bobobobo2bo$2o6b2o8b4o3b4o$20bo5bo$15bo3bo7bo3bo$2o2b2o2b2o$2o2b
2o2b2o5bo3bo7bo3bo$20bo5bo$18b4o3b4o$8b2o7bo2bobobobo2bo$8b2o4bo2bo2bo
5bo2bo2bo$14b6o7b6o$17bo11bo$2o2b2o2b2o5bobo4bobo4bobo$2o2b2o2b2o7b2o
9b2o5$2o8b2o$2o8b2o11b2o$25bo$22bobo$2o8b2o10bobo2b2o$2o8b2o6b2o2bobo
2b2o$18b2o2bobo$22bobo$2o8b2o9bo$2o8b2o10b2o3$2o8b2o$2o8b2o3$2o8b2o$2o
8b2o!
Natural
Natural spaceships exist for speeds c/2 orthogonal:
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x = 140, y = 31, rule = B2e3/S1c23a
133b4o$133bo2bo3$130b10o$130bob6obo3$133b4o$133b4o7$131bobo2bobo$131bo
bo2bobo2$131b3o2b3o$131b3o2b3o3$131b2o4b2o$131b2o4b2o2$35bo22b4ob4o10b
2o17b4ob4ob4o4bo10bo$15bo18bobo6b3o3b3o6b4ob4o9bo2bo16b4ob4ob4o3bob2o
6b2obo$bo5b2o5bobo4b3ob3o15b3o3b3o4bobo7bobo16b3o2b3o5b3o4b3o5bo2bo2b
2o2bo2bo$obo3bo2bo4bobo4b3ob3o3b4ob4o4bo5bo4bo13bo3b4o2b4o2b3o2b3o4b2o
8b2o6b2obo2bob2o6b2o4b2o$obo3bo2bo3b2ob2o4bobobo4b2o5b2o6b3o6bo13bo3b
2o6b2o3bob2obo5b2o8b2o9bo2bo9b2o4b2o!
I constructed some c/2 spaceship. Here's some example:
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x = 57, y = 14, rule = B2e3/S1c23a
6b3o34bo$5b5o33bo7b2o$5b2ob2o34bobob2o$5b2ob2o36b2obobo2bo$5b5o10bo3bo
21b2o3b2o3bo$6b3o11bo3bo23b2o4bobo$55bo$3bo7bo5bo9bo5bo3bo9bobobo$3bo
7bo5bo9bo5bo3bo9bobobo$4b7o7b9o7b3o9bobobobo$43bo2bo5bo2bo$bobobobobob
o3bobobobobobobobo3bobobobo8bobo$bobobobobobo3bobobobobobobobo3bobobob
o3bob2ob3ob2obo$2bo3bo3bo5bo3bo3bo3bo5bo3bo5bo3b3o3bo!
Puffers and Rakes
First, I found a spaceship-based not-very-clean rake:
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x = 15, y = 8, rule = B2e3/S1c23a
5b5o$2bo11bo$2bo11bo$3b11o2$obobobobobobobo$obobobobobobobo$bo3bo3bo3b
o!
Code: Select all
x = 31, y = 8, rule = B2e3/S1c23a
7b5o9b5o$2bo11bo3bo11bo$2bo11bo3bo11bo$3b11o5b11o2$obobobobobobobobobo
bobobobobobo$obobobobobobobobobobobobobobobo$bo3bo3bo3bo3bo3bo3bo3bo!