🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512

Radius: 14.2

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.76 AU - 1.1 AU

Year: 598 Days

Day: 6.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 176.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,848,162 km

• M1: 176,675 km (0.069 R)
• M2: 646,113 km (0.051 R)
• M3: 1,207,704 km (0.117 R)
• M4: 1,742,516 km (0.063 R)
• M5: 2,504,268 km (0.097 R)
• M6: 3,554,894 km (0.119 R)
• M7: 4,485,393 km (0.05 R)
• M8: 5,072,864 km (0.079 R)
• M9: 5,817,113 km (0.084 R)
• M10: 6,290,441 km (0.117 R)

Asteroid Belt

Center: 1.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.1

Radius: 10.9

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.89 AU - 2.59 AU

Year: 2236 Days

Day: 10.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,848,162 km

• M1: 135,536 km (0.114 R)
• M2: 495,019 km (0.107 R)
• M3: 919,429 km (0.09 R)
• M4: 1,294,770 km (0.057 R)
• M5: 1,783,805 km (0.092 R)
• M6: 2,441,587 km (0.114 R)
• M7: 3,138,414 km (0.078 R)
• M8: 3,542,029 km (0.104 R)
• M9: 4,292,113 km (0.043 R)
• M10: 4,639,329 km (0.091 R)
• M11: 5,328,676 km (0.07 R)
• M12: 5,817,861 km (0.106 R)
• M13: 6,221,476 km (0.079 R)
• M14: 7,035,139 km (0.116 R)
• M15: 7,598,375 km (0.098 R)
• M16: 8,302,682 km (0.11 R)
• M17: 9,562,445 km (0.117 R)
• M18: 10,945,328 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.5

Radius: 12.7

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.8 AU - 3.64 AU

Year: 3853 Days

Day: 11.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,848,162 km

• M1: 158,574 km (0.091 R)
• M2: 831,166 km (0.087 R)
• M3: 1,242,859 km (0.051 R)
• M4: 2,088,536 km (0.105 R)
• M5: 3,060,623 km (0.071 R)
• M6: 3,972,571 km (0.094 R)
• M7: 5,378,492 km (0.083 R)
• M8: 5,943,523 km (0.055 R)
• M9: 8,423,258 km (0.1 R)
• M10: 10,504,314 km (0.075 R)
• M11: 11,029,552 km (0.054 R)
• M12: 12,085,414 km (0.093 R)
• M13: 13,923,822 km (0.089 R)
• M14: 15,771,505 km (0.096 R)
• M15: 18,778,123 km (0.091 R)
• M16: 20,349,050 km (0.102 R)
• M17: 21,864,477 km (0.074 R)
• M18: 22,433,697 km (0.093 R)
• M19: 24,657,319 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.4

Radius: 9.9

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3 AU - 3.54 AU

Year: 3943 Days

Day: 10.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,848,162 km

• M1: 123,119 km (0.117 R)
• M2: 531,820 km (0.115 R)
• M3: 1,050,327 km (0.101 R)
• M4: 1,680,433 km (0.11 R)
• M5: 2,336,719 km (0.041 R)
• M6: 2,803,614 km (0.096 R)
• M7: 3,136,020 km (0.049 R)
• M8: 3,684,446 km (0.097 R)
• M9: 5,407,215 km (0.062 R)
• M10: 5,895,951 km (0.086 R)
• M11: 6,351,477 km (0.063 R)
• M12: 7,298,880 km (0.064 R)
• M13: 7,932,726 km (0.098 R)
• M14: 8,337,987 km (0.093 R)
• M15: 10,975,697 km (0.119 R)
• M16: 13,701,819 km (0.084 R)
• M17: 17,644,620 km (0.1 R)
• M18: 18,145,773 km (0.092 R)
• M19: 19,440,243 km (0.099 R)
• M20: 19,773,398 km (0.108 R)
• M21: 22,284,996 km (0.071 R)
• M22: 28,186,483 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.9

Radius: 9.7

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.73 AU - 4.17 AU

Year: 4273 Days

Day: 14.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,848,162 km

• M1: 120,576 km (0.084 R)
• M2: 937,829 km (0.083 R)
• M3: 1,247,347 km (0.074 R)
• M4: 1,663,379 km (0.113 R)
• M5: 2,247,110 km (0.035 R)
• M6: 2,587,445 km (0.1 R)
• M7: 3,624,906 km (0.068 R)
• M8: 3,957,312 km (0.109 R)
• M9: 4,582,183 km (0.117 R)
• M10: 5,440,127 km (0.08 R)
• M11: 6,182,132 km (0.069 R)
• M12: 8,815,055 km (0.12 R)
• M13: 11,971,570 km (0.12 R)
• M14: 13,802,199 km (0.103 R)
• M15: 15,349,639 km (0.117 R)
• M16: 18,983,521 km (0.107 R)
• M17: 20,404,402 km (0.057 R)
• M18: 21,390,252 km (0.101 R)
• M19: 21,749,885 km (0.073 R)
• M20: 23,916,212 km (0.111 R)
• M21: 24,381,760 km (0.1 R)
• M22: 28,326,656 km (0.1 R)
• M23: 29,023,184 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874

Radius: 12.1

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.9 AU - 4.34 AU

Year: 4593 Days

Day: 5.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,848,162 km

• M1: 150,645 km (0.1 R)
• M2: 530,175 km (0.093 R)
• M3: 1,188,256 km (0.048 R)
• M4: 1,575,415 km (0.086 R)
• M5: 1,991,447 km (0.085 R)
• M6: 2,756,042 km (0.113 R)
• M7: 3,167,735 km (0.047 R)
• M8: 3,885,805 km (0.101 R)
• M9: 4,813,910 km (0.066 R)
• M10: 5,387,019 km (0.08 R)
• M11: 5,794,225 km (0.081 R)
• M12: 6,190,659 km (0.088 R)
• M13: 6,802,814 km (0.05 R)
• M14: 7,561,724 km (0.083 R)
• M15: 8,376,284 km (0.119 R)
• M16: 8,844,675 km (0.06 R)
• M17: 9,413,296 km (0.117 R)
• M18: 11,360,612 km (0.105 R)
• M19: 14,430,959 km (0.028 R)
• M20: 16,884,064 km (0.082 R)
• M21: 17,318,347 km (0.085 R)
• M22: 17,760,259 km (0.079 R)
• M23: 19,131,024 km (0.089 R)
• M24: 24,367,698 km (0.113 R)
• M25: 29,493,370 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.5

Radius: 8.3

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.89 AU - 4.41 AU

Year: 4650 Days

Day: 11.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,848,162 km

• M1: 103,372 km (0.117 R)
• M2: 391,049 km (0.097 R)
• M3: 812,466 km (0.029 R)
• M4: 1,693,149 km (0.051 R)
• M5: 2,895,018 km (0.114 R)
• M6: 3,283,972 km (0.09 R)
• M7: 3,887,001 km (0.094 R)
• M8: 4,820,941 km (0.03 R)
• M9: 5,089,918 km (0.058 R)
• M10: 5,836,860 km (0.113 R)
• M11: 7,873,785 km (0.119 R)
• M12: 10,476,937 km (0.077 R)
• M13: 11,301,670 km (0.092 R)
• M14: 14,530,292 km (0.042 R)
• M15: 16,264,281 km (0.069 R)
• M16: 18,851,426 km (0.116 R)
• M17: 19,251,750 km (0.036 R)
• M18: 19,794,341 km (0.059 R)
• M19: 22,886,829 km (0.069 R)
• M20: 24,508,021 km (0.077 R)
• M21: 29,649,849 km (0.107 R)
• M22: 30,010,230 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.7

Radius: 3.8

Gravity: 63.76 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.94 AU - 7.82 AU

Year: 12034 Days

Day: 17.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 44,848,162 km

• M1: 129,103 km (0.063 R)
• M2: 463,903 km (0.104 R)
• M3: 633,397 km (0.115 R)
• M4: 774,917 km (0.039 R)
• M5: 894,745 km (0.07 R)
• M6: 1,198,429 km (0.092 R)
• M7: 1,505,703 km (0.068 R)
• M8: 1,777,522 km (0.107 R)
• M9: 1,988,455 km (0.08 R)
• M10: 2,418,399 km (0.11 R)
• M11: 3,932,180 km (0.088 R)
• M12: 5,496,675 km (0.085 R)
• M13: 5,754,880 km (0.116 R)
• M14: 5,906,124 km (0.092 R)
• M15: 8,455,720 km (0.091 R)
• M16: 10,105,635 km (0.026 R)
• M17: 11,715,159 km (0.114 R)
• M18: 15,797,236 km (0.066 R)
• M19: 16,168,687 km (0.065 R)
• M20: 17,083,927 km (0.116 R)
• M21: 17,475,275 km (0.115 R)
• M22: 20,558,936 km (0.082 R)
• M23: 21,001,596 km (0.076 R)
• M24: 22,836,115 km (0.118 R)
• M25: 23,889,134 km (0.098 R)
• M26: 24,575,938 km (0.078 R)
• M27: 25,275,757 km (0.052 R)
• M28: 29,419,618 km (0.111 R)
• M29: 29,981,508 km (0.068 R)
• M30: 31,011,040 km (0.113 R)
• M31: 44,372,673 km (0.117 R)
• M32: 56,849,884 km (0.058 R)
• M33: 57,023,417 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.2

Radius: 7.8

Gravity: 16.24 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.05 AU - 8.41 AU

Year: 15745 Days

Day: 19.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,848,162 km

• M1: 96,939 km (0.098 R)
• M2: 408,253 km (0.035 R)
• M3: 673,938 km (0.117 R)
• M4: 1,213,538 km (0.039 R)
• M5: 1,845,739 km (0.091 R)
• M6: 2,173,956 km (0.096 R)
• M7: 2,633,222 km (0.099 R)
• M8: 3,627,449 km (0.071 R)
• M9: 5,598,252 km (0.1 R)
• M10: 6,122,592 km (0.087 R)
• M11: 7,315,635 km (0.118 R)
• M12: 7,991,967 km (0.105 R)
• M13: 9,029,578 km (0.047 R)
• M14: 10,569,090 km (0.089 R)
• M15: 11,243,926 km (0.1 R)
• M16: 12,012,410 km (0.118 R)
• M17: 12,476,612 km (0.118 R)
• M18: 13,653,648 km (0.053 R)
• M19: 16,794,605 km (0.11 R)
• M20: 18,840,505 km (0.065 R)
• M21: 19,107,388 km (0.101 R)
• M22: 30,979,625 km (0.118 R)
• M23: 33,516,655 km (0.068 R)
• M24: 41,201,647 km (0.079 R)
• M25: 43,175,591 km (0.11 R)
• M26: 51,010,181 km (0.09 R)
• M27: 51,529,136 km (0.119 R)
• M28: 58,599,281 km (0.063 R)
• M29: 63,855,702 km (0.118 R)
• M30: 64,257,073 km (0.082 R)
• M31: 67,114,392 km (0.077 R)
• M32: 70,910,887 km (0.054 R)
• M33: 71,557,299 km (0.111 R)
• M34: 73,080,654 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.7

Radius: 4.6

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.82 AU - 8.68 AU

Year: 15802 Days

Day: 18.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 44,848,162 km

• M1: 71,358 km (0.107 R)
• M2: 251,175 km (0.074 R)
• M3: 420,968 km (0.062 R)
• M4: 653,443 km (0.1 R)
• M5: 1,105,079 km (0.084 R)
• M6: 1,391,559 km (0.12 R)
• M7: 2,235,291 km (0.098 R)
• M8: 2,653,268 km (0.085 R)
• M9: 3,951,329 km (0.083 R)
• M10: 4,332,205 km (0.084 R)
• M11: 5,041,747 km (0.039 R)
• M12: 5,998,725 km (0.103 R)
• M13: 7,673,024 km (0.063 R)
• M14: 8,483,845 km (0.051 R)
• M15: 8,751,326 km (0.104 R)
• M16: 10,475,890 km (0.081 R)
• M17: 10,940,092 km (0.086 R)
• M18: 11,097,768 km (0.075 R)
• M19: 12,132,238 km (0.109 R)
• M20: 15,093,677 km (0.102 R)
• M21: 16,088,353 km (0.074 R)
• M22: 16,915,031 km (0.109 R)
• M23: 18,281,309 km (0.061 R)
• M24: 19,410,473 km (0.113 R)
• M25: 20,585,565 km (0.108 R)
• M26: 21,890,208 km (0.078 R)
• M27: 22,140,934 km (0.084 R)
• M28: 25,299,543 km (0.117 R)
• M29: 26,699,929 km (0.069 R)
• M30: 29,147,200 km (0.102 R)
• M31: 29,349,307 km (0.046 R)
• M32: 30,894,204 km (0.112 R)
• M33: 31,209,557 km (0.097 R)
• M34: 31,846,844 km (0.071 R)
• M35: 38,824,836 km (0.043 R)
• M36: 44,046,699 km (0.108 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 13,220 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit