The following table displays all known spaceship speeds and directions.
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Speed

Smallest known

Min. population


First found

Discoverer

Year found

Orthogonal speeds (slope 0)

c/2

lightweight spaceship

9


lightweight spaceship

John Conway

1970

3c/7

spaghetti monster

702


spaghetti monster

Tim Coe

2016

2c/5

30P5H2V0

30


44P5H2V0

Dean Hickerson

1991

17c/45

caterpillar

11,880,039^{[1]}


caterpillar

Gabriel Nivasch

2004

c/3

25P3H1V0.2

25


25P3H1V0.2

Dean Hickerson

1989

2c/7

weekender

36


weekender

David Eppstein

2000

c/4

37P4H1V0

37


119P4H1V0

Dean Hickerson

1989

5c/21

5c/21 caterloopillar^{[2]}

915,290


5c/21 caterloopillar

Michael Simkin

2016

4c/17

4c/17 caterloopillar^{[3]}

801,673


4c/17 caterloopillar

Michael Simkin

2016

3c/13

3c/13 caterloopillar^{[3]}

658,860


3c/13 caterloopillar

Michael Simkin

2016

2c/9

2c/9 caterloopillar^{[4]}

545,843


2c/9 caterloopillar

Michael Simkin

2016

4c/19

4c/19 caterloopillar^{[3]}

407,817


4c/19 caterloopillar

Michael Simkin

2016

c/5

spider

58


snail

Tim Coe

1996

4c/21

4c/21 caterloopillar^{[3]}

319,572


4c/21 caterloopillar

Michael Simkin

2016

3c/16

3c/16 caterloopillar^{[3]}

307,754


3c/16 caterloopillar

Michael Simkin

2016

2c/11

2c/11 caterloopillar^{[4]}

279,482


2c/11 caterloopillar

Michael Simkin

2016

3c/17

3c/17 caterloopillar^{[3]}

265,261


3c/17 caterloopillar

Michael Simkin

2016

c/6

56P6H1V0

56


dragon

Paul Tooke

2000

11c/67

11c/67 caterloopillar

359,218


11c/67 caterloopillar

Michael Simkin

2016

3c/19

3c/19 caterloopillar^{[3]}

228,196


3c/19 caterloopillar

Michael Simkin

2016

2c/13

2c/13 caterloopillar^{[3]}

218,478


2c/13 caterloopillar

Michael Simkin

2016

3c/20

3c/20 caterloopillar^{[3]}

203,690


3c/20 caterloopillar

Michael Simkin

2016

c/7

loafer

20


loafer

Josh Ball

2013

2c/15

2c/15 caterloopillar^{[3]}

188,470


2c/15 caterloopillar

Michael Simkin

2016

31c/240

centipede caterloopillar

361,070


shield bug

Dave Greene

2014

c/8

Original caterloopillar

232,815


Original caterloopillar

Michael Simkin

2016

2c/17

2c/17 caterloopillar^{[3]}

171,658


2c/17 caterloopillar

Michael Simkin

2016

c/9

c/9 caterloopillar^{[5]}

169,476


c/9 caterloopillar

Michael Simkin

2016

49c/456

49c/456 caterloopillar^{[2]}

433,416


49c/456 caterloopillar

Michael Simkin

2016

2c/19

2c/19 caterloopillar^{[3]}

153,619


2c/19 caterloopillar

Michael Simkin

2016

c/10

copperhead

28


Copperhead

zdr

2016

2c/21

2c/21 caterloopillar^{[3]}

144,020


2c/21 caterloopillar

Michael Simkin

2016

c/11

c/11 caterloopillar^{[5]}

149,061


c/11 caterloopillar

Michael Simkin

2016

c/12

c/12 caterloopillar^{[4]}

125,427


c/12 caterloopillar

Michael Simkin

2016

c/13

c/13 caterloopillar

117,090


c/13 caterloopillar

Michael Simkin

2016

c/15

c/15 caterloopillar^{[3]}

108,728


c/15 caterloopillar

Michael Simkin

2016

c/16

c/16 caterloopillar^{[3]}

106,262


c/16 caterloopillar

Michael Simkin

2016

c/17

c/17 caterloopillar^{[3]}

98,621


c/17 caterloopillar

Michael Simkin

2016

c/19

c/19 caterloopillar^{[3]}

93,555


c/19 caterloopillar

Michael Simkin

2016

c/20

c/20 caterloopillar^{[3]}

93,497


c/20 caterloopillar

Michael Simkin

2016

c/21

c/21 caterloopillar^{[3]}

88,972


c/21 caterloopillar

Michael Simkin

2016

c/24

c/24 caterloopillar^{[6]}

83,722


c/24 caterloopillar

thunk

2016

c/25

c/25 caterloopillar^{[2]}

84,876


c/25 caterloopillar

Michael Simkin

2016

c/27

c/27 caterloopillar^{[2]}

84,154


c/27 caterloopillar

Michael Simkin

2016

c/28

c/28 caterloopillar^{[2]}

83,516


c/28 caterloopillar

Michael Simkin

2016

c/29

c/29 caterloopillar^{[2]}

81,582


c/29 caterloopillar

Michael Simkin

2016

c/31

c/31 caterloopillar^{[2]}

77,445


c/31 caterloopillar

Michael Simkin

2016

c/32

c/32 caterloopillar^{[2]}

77,591


c/32 caterloopillar

Michael Simkin

2016

c/33

c/33 caterloopillar^{[2]}

77,143


c/33 caterloopillar

Michael Simkin

2016

c/35

c/35 caterloopillar^{[2]}

74,769


c/35 caterloopillar

Michael Simkin

2016

c/67

c/67 caterloopillar^{[2]}

63,135


c/67 caterloopillar

Michael Simkin

2016

c/87

c/87 caterloopillar^{[2]}

62,343


c/87 caterloopillar

Michael Simkin

2016

Diagonal speeds (slope 1)

c/4

glider

5


glider

Richard K. Guy

1970

c/5

58P5H1V1

58


295P5H1V1

Jason Summers

2000

c/6

77P6H1V1

77


seal

Nicolay Beluchenko

2005

c/7

lobster

83


Lobster

Matthias Merzenich

2011

c/12

2engine Cordership

100


13engine Cordership

Dean Hickerson

1991

65c/438852

0hd Demonoid

27,250


0hd Demonoid

Chris Cain

2015

13c/96228

0hd Demonoid

?


0hd Demonoid

Chris Cain

2015

65c/818356

10hd Demonoid

47,701


10hd Demonoid

Chris Cain

2015

c/12700^{[7]}

10hd Demonoid

?


10hd Demonoid

Chris Cain

2015

Knightships (slope 2)

(2,1)c/6

Sir Robin

282


Sir Robin

Adam P. Goucher and Tomas Rokicki

2018

(4096,2048)c/17783745

Gemini 2^{[8]}

<=872,252


Gemini 2

Dave Greene

2010

(6,3)c/245912

Parallel HBK

132,945


Parallel HBK

Chris Cain

2014

(6,3)c/2621440

Halfbaked knightship

1,049,395


Halfbaked knightship

Adam P. Goucher

2014

Camelships (slope 3)

(3072,1024)c/36000001

Gemini 3^{[9]}

<=850,932


Gemini 3

Dave Greene

2010

Giraffeships (slope 4)

none found

Slope 23/5

(23,5)c/79

waterbear

197,896


waterbear

Brett Berger

2014

Ibisships (slope 5)

(5120,1024)c/16849793

Gemini

846,278


Gemini

Andrew J. Wade

2010

References
 ↑ Dave Greene (28 June 2016). "Re: Caterpillar's little brother research". Retrieved on 2 July 2016.
 ↑ ^{2.00} ^{2.01} ^{2.02} ^{2.03} ^{2.04} ^{2.05} ^{2.06} ^{2.07} ^{2.08} ^{2.09} ^{2.10} ^{2.11} Michael Simkin (17 April 2016). "Re: Caterloopillar WIP (all speeds < c/4)". Retrieved on 4 July 2016.
 ↑ ^{3.00} ^{3.01} ^{3.02} ^{3.03} ^{3.04} ^{3.05} ^{3.06} ^{3.07} ^{3.08} ^{3.09} ^{3.10} ^{3.11} ^{3.12} ^{3.13} ^{3.14} ^{3.15} ^{3.16} ^{3.17} ^{3.18} Michael Simkin (16 April 2016). "Re: Caterloopillar WIP (all speeds < c/4)". Retrieved on 4 July 2016.
 ↑ ^{4.0} ^{4.1} ^{4.2} Michael Simkin (16 April 2016). "Re: Caterloopillar WIP (all speeds < c/4)". Retrieved on 2 July 2016.
 ↑ ^{5.0} ^{5.1} Michael Simkin (15 April 2016). "Re: Caterloopillar WIP (all speeds < c/4)". Retrieved on 2 July 2016.
 ↑ thunk (17 April 2016). "Re: Caterloopillar WIP (all speeds < c/4)". Retrieved on 4 July 2016.
 ↑ Dave Greene (26 November 2015). "Re: Demonoid (diagonal Geminoid) completed!". Retrieved on 2 July 2016.
 ↑ Dave Greene (13 June 2010). "Re: Shrinking Gemini: Four Ideas". Retrieved on 2 July 2016.
 ↑ Dave Greene (14 June 2010). "Re: Shrinking Gemini: Four Ideas". Retrieved on 2 July 2016.