🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.57 AU - 0.73 AU

Year: 190 Days

Day: 39.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.02 AU - 2.74 AU

Year: 1328 Days

Day: 22.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.05 AU - 3.21 AU

Year: 1542 Days

Day: 16.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 132.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,151,600 km

• M1: 1,082,341 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.39 AU - 2.93 AU

Year: 1569 Days

Day: 45.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.3

Radius: 13.1

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.95 AU - 5.29 AU

Year: 4190 Days

Day: 13.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,151,600 km

• M1: 162,912 km (0.061 R)
• M2: 607,068 km (0.103 R)
• M3: 1,886,429 km (0.072 R)
• M4: 2,508,008 km (0.096 R)
• M5: 3,533,950 km (0.083 R)
• M6: 4,188,292 km (0.12 R)
• M7: 4,652,195 km (0.078 R)
• M8: 5,965,365 km (0.058 R)
• M9: 6,494,343 km (0.047 R)
• M10: 7,022,573 km (0.054 R)
• M11: 9,273,722 km (0.114 R)
• M12: 10,396,304 km (0.075 R)
• M13: 10,818,619 km (0.113 R)
• M14: 11,652,477 km (0.099 R)
• M15: 13,202,311 km (0.08 R)
• M16: 14,052,476 km (0.038 R)
• M17: 15,314,484 km (0.093 R)
• M18: 19,173,809 km (0.085 R)
• M19: 20,592,596 km (0.118 R)
• M20: 23,566,153 km (0.099 R)
• M21: 25,497,012 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.6

Radius: 13.1

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 9.15 AU - 12.55 AU

Year: 12925 Days

Day: 12.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,151,600 km

• M1: 183,407 km (0.087 R)
• M2: 1,464,713 km (0.112 R)
• M3: 1,970,054 km (0.084 R)
• M4: 3,580,775 km (0.05 R)
• M5: 5,736,330 km (0.063 R)
• M6: 7,614,083 km (0.096 R)
• M7: 9,774,276 km (0.057 R)
• M8: 10,526,155 km (0.096 R)
• M9: 10,942,785 km (0.059 R)
• M10: 12,955,624 km (0.037 R)
• M11: 13,863,384 km (0.105 R)
• M12: 15,536,487 km (0.08 R)
• M13: 17,412,893 km (0.072 R)
• M14: 19,435,905 km (0.045 R)
• M15: 20,706,290 km (0.088 R)
• M16: 21,196,672 km (0.091 R)
• M17: 21,611,208 km (0.117 R)
• M18: 27,310,288 km (0.106 R)
• M19: 33,265,630 km (0.118 R)
• M20: 37,201,550 km (0.045 R)
• M21: 39,656,301 km (0.089 R)
• M22: 45,296,590 km (0.075 R)
• M23: 45,708,881 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.5

Radius: 11.6

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.69 AU - 14.17 AU

Year: 13975 Days

Day: 7.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,151,600 km

• M1: 146,606 km (0.104 R)
• M2: 678,875 km (0.115 R)
• M3: 1,327,083 km (0.067 R)
• M4: 2,036,027 km (0.075 R)
• M5: 3,004,374 km (0.066 R)
• M6: 3,689,981 km (0.061 R)
• M7: 5,123,428 km (0.098 R)
• M8: 6,638,555 km (0.119 R)
• M9: 7,639,963 km (0.117 R)
• M10: 9,007,437 km (0.095 R)
• M11: 9,466,553 km (0.107 R)
• M12: 10,784,810 km (0.101 R)
• M13: 11,621,810 km (0.071 R)
• M14: 13,484,303 km (0.112 R)
• M15: 15,407,833 km (0.059 R)
• M16: 16,132,485 km (0.074 R)
• M17: 17,296,955 km (0.085 R)
• M18: 18,370,170 km (0.077 R)
• M19: 21,448,894 km (0.056 R)
• M20: 21,856,548 km (0.104 R)
• M21: 22,687,265 km (0.114 R)
• M22: 27,255,086 km (0.105 R)
• M23: 34,362,631 km (0.054 R)
• M24: 36,401,650 km (0.094 R)
• M25: 40,347,144 km (0.084 R)
• M26: 42,104,022 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.4

Radius: 10.7

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.31 AU - 12.71 AU

Year: 14122 Days

Day: 8.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,151,600 km

• M1: 133,142 km (0.072 R)
• M2: 657,034 km (0.114 R)
• M3: 1,034,170 km (0.085 R)
• M4: 1,457,981 km (0.102 R)
• M5: 1,876,107 km (0.091 R)
• M6: 2,217,788 km (0.062 R)
• M7: 4,086,715 km (0.068 R)
• M8: 4,995,821 km (0.094 R)
• M9: 6,544,757 km (0.081 R)
• M10: 7,083,459 km (0.058 R)
• M11: 7,877,824 km (0.088 R)
• M12: 11,960,350 km (0.09 R)
• M13: 12,577,291 km (0.041 R)
• M14: 17,584,931 km (0.118 R)
• M15: 23,209,661 km (0.106 R)
• M16: 25,862,330 km (0.096 R)
• M17: 28,060,521 km (0.09 R)
• M18: 29,260,446 km (0.117 R)
• M19: 29,705,051 km (0.094 R)
• M20: 36,541,973 km (0.051 R)
• M21: 37,972,128 km (0.088 R)
• M22: 44,946,082 km (0.118 R)
• M23: 51,588,227 km (0.054 R)
• M24: 54,218,008 km (0.087 R)
• M25: 56,419,640 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.1

Radius: 6.1

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 18.04 AU - 20.46 AU

Year: 30545 Days

Day: 21.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,151,600 km

• M1: 75,996 km (0.063 R)
• M2: 474,225 km (0.076 R)
• M3: 940,372 km (0.09 R)
• M4: 1,350,719 km (0.025 R)
• M5: 2,338,364 km (0.069 R)
• M6: 6,538,773 km (0.078 R)
• M7: 7,162,447 km (0.081 R)
• M8: 7,870,643 km (0.094 R)
• M9: 8,527,677 km (0.076 R)
• M10: 10,166,073 km (0.086 R)
• M11: 13,257,962 km (0.076 R)
• M12: 16,924,606 km (0.102 R)
• M13: 18,336,660 km (0.117 R)
• M14: 21,842,935 km (0.044 R)
• M15: 26,589,376 km (0.118 R)
• M16: 27,529,898 km (0.105 R)
• M17: 31,168,866 km (0.07 R)
• M18: 37,793,808 km (0.066 R)
• M19: 38,583,236 km (0.076 R)
• M20: 39,383,584 km (0.088 R)
• M21: 41,294,099 km (0.071 R)
• M22: 43,840,105 km (0.094 R)
• M23: 45,004,425 km (0.106 R)
• M24: 45,446,337 km (0.097 R)
• M25: 46,488,735 km (0.118 R)
• M26: 50,183,653 km (0.089 R)
• M27: 51,297,110 km (0.106 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 16,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit