🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.52 AU - 0.74 AU

Year: 328 Days

Day: 21.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.59 AU - 0.67 AU

Year: 328 Days

Day: 27.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,369,500 km

• M1: 38,447 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.1

Radius: 14.1

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.57 AU - 0.91 AU

Year: 418 Days

Day: 15 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 80,369,500 km

• M1: 175,478 km (0.084 R)
• M2: 631,453 km (0.101 R)
• M3: 1,202,168 km (0.113 R)
• M4: 1,647,671 km (0.115 R)
• M5: 2,331,333 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.7

Radius: 9

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.75 AU - 0.81 AU

Year: 452 Days

Day: 8 Hours

Environment

Temp: -136 °C

Axial Tilt: 120.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,369,500 km

• M1: 112,498 km (0.087 R)
• M2: 428,299 km (0.083 R)
• M3: 781,948 km (0.056 R)
• M4: 1,219,971 km (0.109 R)
• M5: 1,681,779 km (0.066 R)
• M6: 2,632,923 km (0.079 R)
• M7: 2,998,689 km (0.062 R)
• M8: 3,994,413 km (0.084 R)
• M9: 4,278,050 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.1

Radius: 14.8

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.93 AU - 1.11 AU

Year: 676 Days

Day: 5.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,369,500 km

• M1: 184,155 km (0.028 R)
• M2: 672,143 km (0.078 R)
• M3: 1,198,429 km (0.104 R)
• M4: 1,849,628 km (0.106 R)
• M5: 2,324,901 km (0.11 R)
• M6: 3,007,216 km (0.084 R)
• M7: 3,542,178 km (0.025 R)
• M8: 4,909,802 km (0.092 R)
• M9: 5,399,885 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.1

Radius: 14.5

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.92 AU - 3.32 AU

Year: 3615 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,369,500 km

• M1: 182,061 km (0.117 R)
• M2: 815,757 km (0.117 R)
• M3: 1,469,649 km (0.032 R)
• M4: 2,203,427 km (0.092 R)
• M5: 3,312,546 km (0.108 R)
• M6: 3,854,240 km (0.116 R)
• M7: 4,325,772 km (0.104 R)
• M8: 6,277,276 km (0.116 R)
• M9: 6,845,898 km (0.027 R)
• M10: 7,417,661 km (0.115 R)
• M11: 8,453,327 km (0.106 R)
• M12: 10,811,438 km (0.104 R)
• M13: 11,715,159 km (0.102 R)
• M14: 13,164,613 km (0.084 R)
• M15: 14,534,480 km (0.109 R)
• M16: 18,689,412 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.8

Radius: 12.1

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.48 AU - 5.06 AU

Year: 5788 Days

Day: 8.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,369,500 km

• M1: 150,495 km (0.098 R)
• M2: 531,820 km (0.116 R)
• M3: 1,344,735 km (0.1 R)
• M4: 1,756,279 km (0.119 R)
• M5: 2,157,201 km (0.056 R)
• M6: 2,875,421 km (0.101 R)
• M7: 4,764,842 km (0.118 R)
• M8: 5,714,938 km (0.038 R)
• M9: 7,246,072 km (0.064 R)
• M10: 8,191,680 km (0.092 R)
• M11: 8,571,360 km (0.076 R)
• M12: 10,091,124 km (0.027 R)
• M13: 11,311,993 km (0.065 R)
• M14: 12,134,781 km (0.102 R)
• M15: 12,950,538 km (0.118 R)
• M16: 16,203,693 km (0.104 R)
• M17: 17,137,034 km (0.088 R)
• M18: 18,633,312 km (0.066 R)
• M19: 21,621,829 km (0.034 R)
• M20: 22,349,174 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.9

Radius: 5.7

Gravity: 30.34 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.19 AU - 11.07 AU

Year: 18097 Days

Day: 16.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,369,500 km

• M1: 286,480 km (0.064 R)
• M2: 465,399 km (0.058 R)
• M3: 793,467 km (0.101 R)
• M4: 1,633,908 km (0.118 R)
• M5: 2,070,135 km (0.051 R)
• M6: 2,956,652 km (0.116 R)
• M7: 3,454,963 km (0.079 R)
• M8: 4,138,326 km (0.087 R)
• M9: 6,544,757 km (0.058 R)
• M10: 6,818,222 km (0.059 R)
• M11: 7,937,962 km (0.052 R)
• M12: 8,196,617 km (0.109 R)
• M13: 11,296,434 km (0.067 R)
• M14: 14,785,655 km (0.089 R)
• M15: 20,245,080 km (0.085 R)
• M16: 23,366,888 km (0.114 R)
• M17: 33,140,267 km (0.077 R)
• M18: 34,766,396 km (0.095 R)
• M19: 44,507,162 km (0.095 R)
• M20: 45,818,836 km (0.108 R)
• M21: 48,175,900 km (0.094 R)
• M22: 53,864,658 km (0.093 R)
• M23: 54,049,262 km (0.12 R)
• M24: 60,183,523 km (0.11 R)
• M25: 61,182,088 km (0.118 R)
• M26: 62,191,575 km (0.09 R)
• M27: 74,039,277 km (0.095 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 14,067 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit