🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.48 AU - 0.74 AU

Year: 308 Days

Day: 12.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.4

Radius: 8.9

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.6 AU - 0.96 AU

Year: 445 Days

Day: 10.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,408,557 km

• M1: 110,702 km (0.119 R)
• M2: 521,049 km (0.025 R)
• M3: 883,375 km (0.042 R)
• M4: 1,327,980 km (0.115 R)
• M5: 1,640,191 km (0.06 R)
• M6: 2,253,243 km (0.064 R)
• M7: 2,681,243 km (0.09 R)
• M8: 3,234,306 km (0.081 R)
• M9: 3,834,493 km (0.105 R)
• M10: 4,537,303 km (0.081 R)
• M11: 5,239,217 km (0.092 R)
• M12: 5,686,963 km (0.112 R)
• M13: 6,348,934 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.3

Radius: 8.9

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.84 AU - 0.84 AU

Year: 497 Days

Day: 7.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,408,557 km

• M1: 124,166 km (0.09 R)
• M2: 568,921 km (0.11 R)
• M3: 1,286,990 km (0.05 R)
• M4: 1,616,405 km (0.09 R)
• M5: 2,550,344 km (0.117 R)
• M6: 2,890,380 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 10.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.13 AU - 1.39 AU

Year: 913 Days

Day: 7.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,408,557 km

• M1: 128,056 km (0.099 R)
• M2: 611,406 km (0.102 R)
• M3: 944,262 km (0.087 R)
• M4: 1,425,518 km (0.075 R)
• M5: 1,821,354 km (0.076 R)
• M6: 2,196,845 km (0.03 R)
• M7: 2,778,481 km (0.095 R)
• M8: 3,145,744 km (0.118 R)
• M9: 6,591,731 km (0.112 R)
• M10: 7,063,862 km (0.11 R)
• M11: 7,704,141 km (0.032 R)
• M12: 8,512,418 km (0.064 R)
• M13: 9,265,195 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.4

Radius: 12.2

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.7 AU - 1.72 AU

Year: 1444 Days

Day: 6.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,408,557 km

• M1: 152,291 km (0.066 R)
• M2: 536,757 km (0.117 R)
• M3: 1,029,682 km (0.072 R)
• M4: 1,672,504 km (0.049 R)
• M5: 2,131,171 km (0.105 R)
• M6: 2,847,147 km (0.09 R)
• M7: 3,800,833 km (0.113 R)
• M8: 4,837,098 km (0.04 R)
• M9: 5,389,712 km (0.102 R)
• M10: 5,803,649 km (0.1 R)
• M11: 6,894,816 km (0.082 R)
• M12: 7,569,503 km (0.082 R)
• M13: 9,989,248 km (0.096 R)
• M14: 10,582,553 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.4

Radius: 5.8

Gravity: 24.3 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.74 AU - 6.6 AU

Year: 9896 Days

Day: 15.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,408,557 km

• M1: 72,256 km (0.071 R)
• M2: 371,003 km (0.111 R)
• M3: 594,502 km (0.093 R)
• M4: 777,759 km (0.118 R)
• M5: 1,353,262 km (0.111 R)
• M6: 2,233,646 km (0.088 R)
• M7: 2,463,727 km (0.031 R)
• M8: 2,904,443 km (0.075 R)
• M9: 3,202,890 km (0.033 R)
• M10: 3,914,976 km (0.095 R)
• M11: 4,136,680 km (0.034 R)
• M12: 6,003,363 km (0.092 R)
• M13: 6,223,870 km (0.044 R)
• M14: 6,411,765 km (0.094 R)
• M15: 6,720,385 km (0.097 R)
• M16: 8,878,334 km (0.091 R)
• M17: 12,798,547 km (0.068 R)
• M18: 16,850,704 km (0.094 R)
• M19: 17,812,768 km (0.088 R)
• M20: 18,500,021 km (0.095 R)
• M21: 20,336,185 km (0.089 R)
• M22: 25,884,321 km (0.074 R)
• M23: 31,915,359 km (0.11 R)
• M24: 34,780,757 km (0.051 R)
• M25: 40,102,402 km (0.051 R)
• M26: 43,159,883 km (0.078 R)
• M27: 44,536,483 km (0.096 R)
• M28: 44,815,184 km (0.087 R)
• M29: 45,517,247 km (0.065 R)
• M30: 46,084,073 km (0.071 R)
• M31: 50,486,738 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.4

Radius: 6.9

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.27 AU - 7.15 AU

Year: 11223 Days

Day: 22 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,408,557 km

• M1: 85,869 km (0.114 R)
• M2: 421,417 km (0.119 R)
• M3: 672,143 km (0.106 R)
• M4: 2,560,368 km (0.065 R)
• M5: 2,970,715 km (0.105 R)
• M6: 3,654,676 km (0.11 R)
• M7: 3,895,529 km (0.09 R)
• M8: 4,233,171 km (0.112 R)
• M9: 5,432,647 km (0.062 R)
• M10: 6,110,624 km (0.113 R)
• M11: 8,118,377 km (0.113 R)
• M12: 8,483,546 km (0.113 R)
• M13: 8,764,341 km (0.105 R)
• M14: 9,100,038 km (0.079 R)
• M15: 9,950,802 km (0.1 R)
• M16: 10,636,409 km (0.115 R)
• M17: 13,253,623 km (0.105 R)
• M18: 13,505,247 km (0.04 R)
• M19: 16,057,087 km (0.109 R)
• M20: 17,446,253 km (0.118 R)
• M21: 23,165,380 km (0.07 R)
• M22: 28,532,203 km (0.117 R)
• M23: 29,057,741 km (0.063 R)
• M24: 30,345,180 km (0.101 R)
• M25: 30,892,708 km (0.118 R)
• M26: 32,918,413 km (0.117 R)
• M27: 34,081,088 km (0.112 R)
• M28: 35,633,315 km (0.12 R)
• M29: 36,365,447 km (0.06 R)
• M30: 37,107,453 km (0.117 R)
• M31: 41,370,244 km (0.069 R)
• M32: 45,092,089 km (0.119 R)
• M33: 48,731,656 km (0.043 R)
• M34: 51,006,740 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549

Radius: 4.7

Gravity: 24.85 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.5 AU - 10.36 AU

Year: 15804 Days

Day: 15.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,408,557 km

• M1: 61,335 km (0.083 R)
• M2: 324,627 km (0.084 R)
• M3: 1,545,645 km (0.096 R)
• M4: 1,839,007 km (0.057 R)
• M5: 2,036,027 km (0.107 R)
• M6: 2,188,018 km (0.057 R)
• M7: 4,658,627 km (0.097 R)
• M8: 5,412,451 km (0.03 R)
• M9: 7,693,071 km (0.11 R)
• M10: 9,508,740 km (0.103 R)
• M11: 11,591,591 km (0.111 R)
• M12: 15,292,942 km (0.071 R)
• M13: 21,933,441 km (0.071 R)
• M14: 23,151,916 km (0.063 R)
• M15: 26,134,598 km (0.089 R)
• M16: 26,971,150 km (0.108 R)
• M17: 27,289,494 km (0.088 R)
• M18: 32,728,573 km (0.111 R)
• M19: 44,939,500 km (0.096 R)
• M20: 51,312,518 km (0.1 R)
• M21: 52,457,541 km (0.107 R)
• M22: 59,328,720 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 20,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit