🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.26 AU - 1.66 AU

Year: 749 Days

Day: 39.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.2

Radius: 11.6

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.18 AU - 4.5 AU

Year: 3839 Days

Day: 12.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,381,605 km

• M1: 144,362 km (0.065 R)
• M2: 543,190 km (0.057 R)
• M3: 1,013,526 km (0.099 R)
• M4: 1,756,728 km (0.102 R)
• M5: 2,344,647 km (0.032 R)
• M6: 2,885,893 km (0.091 R)
• M7: 4,730,733 km (0.109 R)
• M8: 5,307,433 km (0.076 R)
• M9: 5,708,655 km (0.113 R)
• M10: 6,632,721 km (0.075 R)
• M11: 8,028,020 km (0.084 R)
• M12: 9,301,248 km (0.105 R)
• M13: 9,767,395 km (0.117 R)
• M14: 12,106,956 km (0.111 R)
• M15: 13,382,726 km (0.056 R)
• M16: 14,129,070 km (0.079 R)
• M17: 18,709,009 km (0.049 R)
• M18: 19,896,218 km (0.103 R)
• M19: 22,351,567 km (0.111 R)
• M20: 24,558,884 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.4

Radius: 13

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.17 AU - 4.73 AU

Year: 3986 Days

Day: 5.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,381,605 km

• M1: 161,715 km (0.102 R)
• M2: 570,267 km (0.052 R)
• M3: 1,478,326 km (0.108 R)
• M4: 2,236,787 km (0.091 R)
• M5: 2,652,221 km (0.076 R)
• M6: 3,150,082 km (0.115 R)
• M7: 3,847,059 km (0.074 R)
• M8: 5,221,863 km (0.051 R)
• M9: 9,421,973 km (0.082 R)
• M10: 10,112,068 km (0.112 R)
• M11: 12,974,773 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.1

Radius: 9.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.79 AU - 5.73 AU

Year: 5122 Days

Day: 13.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,381,605 km

• M1: 121,473 km (0.051 R)
• M2: 687,253 km (0.063 R)
• M3: 1,082,640 km (0.092 R)
• M4: 1,786,947 km (0.045 R)
• M5: 3,089,196 km (0.069 R)
• M6: 4,916,684 km (0.065 R)
• M7: 5,813,822 km (0.096 R)
• M8: 6,816,277 km (0.062 R)
• M9: 13,905,421 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.3

Radius: 12.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.55 AU - 6.65 AU

Year: 5627 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,381,605 km

• M1: 160,369 km (0.118 R)
• M2: 706,252 km (0.108 R)
• M3: 1,444,068 km (0.062 R)
• M4: 1,853,218 km (0.026 R)
• M5: 4,087,612 km (0.071 R)
• M6: 4,572,459 km (0.089 R)
• M7: 12,666,153 km (0.032 R)
• M8: 13,224,601 km (0.052 R)
• M9: 16,761,245 km (0.085 R)
• M10: 18,010,088 km (0.077 R)
• M11: 19,077,169 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.8

Radius: 11.3

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.88 AU - 6.44 AU

Year: 6492 Days

Day: 11.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,381,605 km

• M1: 140,622 km (0.08 R)
• M2: 726,298 km (0.086 R)
• M3: 1,203,365 km (0.089 R)
• M4: 1,775,278 km (0.053 R)
• M5: 2,172,460 km (0.093 R)
• M6: 2,665,834 km (0.098 R)
• M7: 3,446,735 km (0.113 R)
• M8: 4,246,485 km (0.102 R)
• M9: 5,311,772 km (0.093 R)
• M10: 5,891,463 km (0.097 R)
• M11: 7,105,600 km (0.077 R)
• M12: 8,318,838 km (0.105 R)
• M13: 9,402,376 km (0.099 R)
• M14: 9,978,328 km (0.108 R)
• M15: 13,885,076 km (0.059 R)
• M16: 17,296,955 km (0.117 R)
• M17: 19,979,693 km (0.086 R)
• M18: 22,301,153 km (0.099 R)
• M19: 26,155,542 km (0.067 R)
• M20: 27,117,905 km (0.075 R)
• M21: 31,497,233 km (0.108 R)
• M22: 32,386,593 km (0.088 R)
• M23: 32,787,066 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.5

Radius: 13.1

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.12 AU - 7.6 AU

Year: 8478 Days

Day: 5.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 138.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,381,605 km

• M1: 294,109 km (0.071 R)
• M2: 825,182 km (0.078 R)
• M3: 1,572,124 km (0.075 R)
• M4: 3,044,167 km (0.099 R)
• M5: 3,749,970 km (0.051 R)
• M6: 4,247,682 km (0.093 R)
• M7: 5,893,408 km (0.06 R)
• M8: 6,379,900 km (0.087 R)
• M9: 7,026,014 km (0.099 R)
• M10: 7,858,376 km (0.101 R)
• M11: 11,529,508 km (0.095 R)
• M12: 13,816,411 km (0.088 R)
• M13: 14,844,148 km (0.088 R)
• M14: 15,806,212 km (0.088 R)
• M15: 17,296,057 km (0.112 R)
• M16: 21,820,345 km (0.101 R)
• M17: 23,138,452 km (0.069 R)
• M18: 24,276,892 km (0.105 R)
• M19: 28,001,430 km (0.106 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 17,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit