🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.7 AU - 0.86 AU

Year: 257 Days

Day: 31.5 Hours

Environment

Temp: 133 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.59 AU - 0.99 AU

Year: 262 Days

Day: 47.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.9

Radius: 14.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.91 AU - 5.03 AU

Year: 4130 Days

Day: 14.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,453,528 km

• M1: 185,352 km (0.108 R)
• M2: 793,617 km (0.087 R)
• M3: 1,674,000 km (0.114 R)
• M4: 2,238,433 km (0.116 R)
• M5: 2,915,064 km (0.118 R)
• M6: 4,333,850 km (0.084 R)
• M7: 5,873,362 km (0.11 R)
• M8: 6,460,534 km (0.079 R)
• M9: 7,994,660 km (0.108 R)
• M10: 9,690,800 km (0.104 R)
• M11: 10,439,837 km (0.108 R)
• M12: 11,853,836 km (0.115 R)
• M13: 13,262,450 km (0.108 R)
• M14: 14,096,907 km (0.03 R)
• M15: 15,248,062 km (0.088 R)
• M16: 16,164,050 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.7

Radius: 9.1

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.21 AU - 6.29 AU

Year: 4484 Days

Day: 9.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,453,528 km

• M1: 113,246 km (0.116 R)
• M2: 443,558 km (0.054 R)
• M3: 1,129,763 km (0.092 R)
• M4: 1,489,396 km (0.087 R)
• M5: 1,775,428 km (0.035 R)
• M6: 2,128,628 km (0.057 R)
• M7: 2,411,667 km (0.103 R)
• M8: 3,054,789 km (0.104 R)
• M9: 3,522,731 km (0.115 R)
• M10: 4,944,060 km (0.109 R)
• M11: 6,324,100 km (0.082 R)
• M12: 6,615,218 km (0.035 R)
• M13: 8,951,338 km (0.069 R)
• M14: 10,617,858 km (0.088 R)
• M15: 11,076,526 km (0.054 R)
• M16: 12,532,262 km (0.053 R)
• M17: 12,941,113 km (0.042 R)
• M18: 13,785,444 km (0.106 R)
• M19: 16,417,618 km (0.113 R)
• M20: 17,723,907 km (0.114 R)
• M21: 18,239,272 km (0.107 R)
• M22: 18,764,659 km (0.091 R)
• M23: 27,646,434 km (0.102 R)
• M24: 30,306,285 km (0.12 R)
• M25: 30,858,002 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 14.1

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.04 AU - 6.08 AU

Year: 5561 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,453,528 km

• M1: 175,478 km (0.094 R)
• M2: 831,615 km (0.08 R)
• M3: 1,395,449 km (0.12 R)
• M4: 1,919,640 km (0.089 R)
• M5: 2,507,111 km (0.099 R)
• M6: 2,996,296 km (0.094 R)
• M7: 4,469,386 km (0.073 R)
• M8: 5,083,186 km (0.081 R)
• M9: 5,602,440 km (0.055 R)
• M10: 6,157,149 km (0.083 R)
• M11: 7,128,039 km (0.109 R)
• M12: 7,780,585 km (0.106 R)
• M13: 9,587,728 km (0.085 R)
• M14: 10,659,147 km (0.097 R)
• M15: 12,260,742 km (0.034 R)
• M16: 13,306,431 km (0.103 R)
• M17: 15,278,730 km (0.089 R)
• M18: 18,357,903 km (0.038 R)
• M19: 22,055,513 km (0.118 R)
• M20: 29,124,461 km (0.078 R)
• M21: 30,044,339 km (0.116 R)
• M22: 31,942,287 km (0.115 R)
• M23: 32,429,078 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.5

Radius: 13.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.34 AU - 7.04 AU

Year: 5741 Days

Day: 14.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,453,528 km

• M1: 166,652 km (0.06 R)
• M2: 693,087 km (0.061 R)
• M3: 1,805,048 km (0.109 R)
• M4: 2,545,857 km (0.111 R)
• M5: 3,499,842 km (0.114 R)
• M6: 4,399,225 km (0.059 R)
• M7: 5,471,991 km (0.085 R)
• M8: 8,326,617 km (0.059 R)
• M9: 12,353,194 km (0.094 R)
• M10: 13,094,750 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.5

Radius: 7.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 12.59 AU - 15.27 AU

Year: 19381 Days

Day: 15.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 119.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,453,528 km

• M1: 98,286 km (0.071 R)
• M2: 518,207 km (0.118 R)
• M3: 1,912,459 km (0.099 R)
• M4: 2,321,909 km (0.11 R)
• M5: 2,747,514 km (0.12 R)
• M6: 3,247,171 km (0.12 R)
• M7: 3,531,108 km (0.111 R)
• M8: 4,176,324 km (0.1 R)
• M9: 4,777,109 km (0.088 R)
• M10: 5,304,591 km (0.118 R)
• M11: 5,835,963 km (0.1 R)
• M12: 6,365,838 km (0.109 R)
• M13: 7,043,517 km (0.07 R)
• M14: 9,085,677 km (0.068 R)
• M15: 15,062,710 km (0.107 R)
• M16: 17,814,862 km (0.05 R)
• M17: 19,156,007 km (0.049 R)
• M18: 23,935,061 km (0.088 R)
• M19: 24,560,829 km (0.117 R)
• M20: 24,832,199 km (0.092 R)
• M21: 28,645,898 km (0.103 R)
• M22: 30,274,869 km (0.086 R)
• M23: 34,615,750 km (0.118 R)
• M24: 36,697,854 km (0.038 R)
• M25: 37,649,446 km (0.038 R)
• M26: 39,107,726 km (0.096 R)
• M27: 43,707,561 km (0.068 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 17,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit