🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.54 AU - 0.7 AU

Year: 310 Days

Day: 38.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,915,026 km

• M1: 181,313 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.2

Radius: 9.6

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.64 AU - 0.84 AU

Year: 405 Days

Day: 5.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,915,026 km

• M1: 119,379 km (0.04 R)
• M2: 498,311 km (0.106 R)
• M3: 808,876 km (0.105 R)
• M4: 1,139,038 km (0.106 R)
• M5: 1,781,860 km (0.097 R)
• M6: 2,084,796 km (0.111 R)
• M7: 2,670,920 km (0.071 R)
• M8: 2,969,967 km (0.101 R)
• M9: 3,412,028 km (0.113 R)
• M10: 4,531,469 km (0.093 R)
• M11: 5,167,410 km (0.099 R)
• M12: 5,669,610 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.8

Radius: 13.5

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.11 AU - 1.15 AU

Year: 764 Days

Day: 5.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,915,026 km

• M1: 167,998 km (0.106 R)
• M2: 696,677 km (0.102 R)
• M3: 1,136,645 km (0.104 R)
• M4: 1,609,523 km (0.075 R)
• M5: 2,215,694 km (0.097 R)
• M6: 2,793,591 km (0.12 R)
• M7: 3,246,723 km (0.071 R)
• M8: 3,777,645 km (0.091 R)
• M9: 5,521,657 km (0.048 R)
• M10: 6,303,007 km (0.119 R)
• M11: 7,799,584 km (0.053 R)
• M12: 8,306,571 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.9

Radius: 13

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.03 AU - 1.49 AU

Year: 899 Days

Day: 5 Hours

Environment

Temp: -178 °C

Axial Tilt: 151.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,915,026 km

• M1: 163,361 km (0.105 R)
• M2: 631,303 km (0.097 R)
• M3: 1,238,521 km (0.041 R)
• M4: 1,974,243 km (0.075 R)
• M5: 2,470,908 km (0.056 R)
• M6: 3,025,019 km (0.03 R)
• M7: 4,091,203 km (0.071 R)
• M8: 4,711,435 km (0.103 R)
• M9: 5,128,065 km (0.076 R)
• M10: 5,688,758 km (0.083 R)
• M11: 6,120,049 km (0.081 R)
• M12: 6,573,181 km (0.107 R)
• M13: 8,300,438 km (0.057 R)
• M14: 8,802,937 km (0.118 R)
• M15: 9,551,824 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.9

Radius: 14.6

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.16 AU - 1.52 AU

Year: 986 Days

Day: 5.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,915,026 km

• M1: 182,210 km (0.119 R)
• M2: 724,802 km (0.079 R)
• M3: 1,319,154 km (0.116 R)
• M4: 3,044,017 km (0.064 R)
• M5: 4,154,782 km (0.114 R)
• M6: 5,110,413 km (0.112 R)
• M7: 5,706,411 km (0.096 R)
• M8: 6,531,892 km (0.082 R)
• M9: 7,103,655 km (0.09 R)
• M10: 7,801,379 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.2

Radius: 12.2

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.44 AU - 1.94 AU

Year: 1397 Days

Day: 9.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,915,026 km

• M1: 151,692 km (0.079 R)
• M2: 1,044,642 km (0.088 R)
• M3: 1,491,341 km (0.058 R)
• M4: 1,948,363 km (0.096 R)
• M5: 2,396,558 km (0.119 R)
• M6: 2,900,703 km (0.109 R)
• M7: 3,821,627 km (0.047 R)
• M8: 4,965,153 km (0.055 R)
• M9: 5,667,515 km (0.12 R)
• M10: 8,021,438 km (0.033 R)
• M11: 8,961,660 km (0.091 R)
• M12: 9,943,920 km (0.062 R)

Asteroid Belt

Center: 2.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.5

Radius: 12.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.9 AU - 3.9 AU

Year: 3986 Days

Day: 13.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,915,026 km

• M1: 151,692 km (0.103 R)
• M2: 590,612 km (0.109 R)
• M3: 1,354,010 km (0.061 R)
• M4: 1,793,828 km (0.096 R)
• M5: 3,599,624 km (0.038 R)
• M6: 3,991,271 km (0.12 R)
• M7: 4,411,492 km (0.085 R)
• M8: 6,779,925 km (0.109 R)
• M9: 7,176,808 km (0.076 R)
• M10: 13,912,153 km (0.118 R)
• M11: 14,774,286 km (0.119 R)
• M12: 16,192,025 km (0.11 R)
• M13: 16,964,249 km (0.096 R)
• M14: 22,339,899 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260

Radius: 11.8

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.3 AU - 4.04 AU

Year: 4470 Days

Day: 6.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,915,026 km

• M1: 148,401 km (0.096 R)
• M2: 658,679 km (0.103 R)
• M3: 1,055,563 km (0.083 R)
• M4: 1,850,974 km (0.052 R)
• M5: 2,224,820 km (0.104 R)
• M6: 3,283,524 km (0.099 R)
• M7: 3,741,443 km (0.112 R)
• M8: 4,283,735 km (0.12 R)
• M9: 4,786,683 km (0.111 R)
• M10: 5,280,057 km (0.094 R)
• M11: 5,729,748 km (0.092 R)
• M12: 6,341,753 km (0.114 R)
• M13: 7,696,511 km (0.118 R)
• M14: 8,954,330 km (0.098 R)
• M15: 9,414,643 km (0.073 R)
• M16: 9,853,563 km (0.068 R)
• M17: 10,772,543 km (0.071 R)
• M18: 11,622,857 km (0.063 R)
• M19: 12,343,470 km (0.058 R)
• M20: 14,443,076 km (0.109 R)
• M21: 16,192,773 km (0.065 R)
• M22: 16,664,754 km (0.093 R)
• M23: 18,474,140 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.4

Radius: 9.4

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.81 AU - 5.93 AU

Year: 6833 Days

Day: 6.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,915,026 km

• M1: 118,930 km (0.116 R)
• M2: 516,711 km (0.106 R)
• M3: 859,141 km (0.094 R)
• M4: 1,543,401 km (0.115 R)
• M5: 2,574,430 km (0.072 R)
• M6: 3,139,611 km (0.076 R)
• M7: 3,736,356 km (0.116 R)
• M8: 4,916,833 km (0.065 R)
• M9: 5,528,838 km (0.043 R)
• M10: 6,434,653 km (0.086 R)
• M11: 7,091,537 km (0.114 R)
• M12: 7,672,426 km (0.052 R)
• M13: 8,667,551 km (0.107 R)
• M14: 10,415,752 km (0.075 R)
• M15: 12,277,946 km (0.119 R)
• M16: 12,832,206 km (0.084 R)
• M17: 15,728,571 km (0.105 R)
• M18: 19,255,191 km (0.096 R)
• M19: 20,385,103 km (0.093 R)
• M20: 21,084,025 km (0.03 R)
• M21: 22,040,553 km (0.075 R)
• M22: 25,172,086 km (0.101 R)
• M23: 25,886,116 km (0.089 R)
• M24: 28,588,452 km (0.106 R)
• M25: 29,072,701 km (0.103 R)
• M26: 30,558,058 km (0.11 R)
• M27: 31,576,071 km (0.088 R)
• M28: 31,885,889 km (0.067 R)
• M29: 39,703,275 km (0.095 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 13,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit