🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.63 AU - 0.79 AU

Year: 223 Days

Day: 36.6 Hours

Environment

Temp: 120 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.73 AU - 1.73 AU

Year: 848 Days

Day: 34.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.48 AU - 2.08 AU

Year: 885 Days

Day: 32.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.4

Radius: 8.3

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.39 AU - 7.13 AU

Year: 5153 Days

Day: 12.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,801,598 km

• M1: 103,223 km (0.106 R)
• M2: 428,448 km (0.103 R)
• M3: 756,516 km (0.101 R)
• M4: 1,221,766 km (0.082 R)
• M5: 1,703,920 km (0.096 R)
• M6: 2,458,342 km (0.098 R)
• M7: 2,854,178 km (0.069 R)
• M8: 3,127,792 km (0.084 R)
• M9: 4,377,832 km (0.071 R)
• M10: 7,094,679 km (0.083 R)
• M11: 8,013,509 km (0.092 R)
• M12: 8,521,693 km (0.066 R)
• M13: 12,595,094 km (0.052 R)
• M14: 12,962,057 km (0.083 R)
• M15: 14,105,583 km (0.095 R)
• M16: 14,558,416 km (0.088 R)
• M17: 21,659,378 km (0.114 R)
• M18: 26,886,777 km (0.08 R)
• M19: 27,670,969 km (0.098 R)
• M20: 29,744,545 km (0.062 R)
• M21: 32,210,815 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.9

Radius: 8.5

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.64 AU - 7.56 AU

Year: 5616 Days

Day: 7.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,801,598 km

• M1: 105,766 km (0.094 R)
• M2: 428,598 km (0.11 R)
• M3: 749,037 km (0.113 R)
• M4: 1,273,826 km (0.05 R)
• M5: 1,614,011 km (0.097 R)
• M6: 2,195,498 km (0.095 R)
• M7: 2,494,096 km (0.09 R)
• M8: 3,190,474 km (0.067 R)
• M9: 4,500,353 km (0.077 R)
• M10: 4,791,919 km (0.112 R)
• M11: 5,275,569 km (0.118 R)
• M12: 5,552,774 km (0.095 R)
• M13: 6,627,784 km (0.069 R)
• M14: 7,370,089 km (0.068 R)
• M15: 10,717,042 km (0.03 R)
• M16: 11,238,839 km (0.118 R)
• M17: 13,241,656 km (0.053 R)
• M18: 13,886,123 km (0.042 R)
• M19: 14,732,398 km (0.09 R)
• M20: 15,144,989 km (0.056 R)
• M21: 15,471,262 km (0.109 R)
• M22: 15,849,894 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.6

Radius: 10.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.19 AU - 7.25 AU

Year: 5783 Days

Day: 6 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,801,598 km

• M1: 129,402 km (0.055 R)
• M2: 541,395 km (0.025 R)
• M3: 1,112,111 km (0.029 R)
• M4: 1,439,580 km (0.091 R)
• M5: 2,610,184 km (0.032 R)
• M6: 2,970,116 km (0.113 R)
• M7: 4,451,135 km (0.047 R)
• M8: 5,553,821 km (0.111 R)
• M9: 6,501,823 km (0.111 R)
• M10: 7,734,360 km (0.116 R)
• M11: 8,140,368 km (0.071 R)
• M12: 9,116,345 km (0.099 R)
• M13: 9,527,888 km (0.104 R)
• M14: 9,951,849 km (0.101 R)
• M15: 10,299,963 km (0.101 R)
• M16: 11,393,673 km (0.096 R)
• M17: 11,920,108 km (0.073 R)
• M18: 13,386,017 km (0.06 R)
• M19: 15,368,788 km (0.096 R)
• M20: 16,011,759 km (0.11 R)
• M21: 17,040,693 km (0.05 R)
• M22: 17,603,032 km (0.094 R)
• M23: 18,048,834 km (0.079 R)
• M24: 20,322,422 km (0.069 R)
• M25: 21,240,205 km (0.092 R)
• M26: 23,616,717 km (0.078 R)
• M27: 24,315,937 km (0.072 R)
• M28: 26,997,928 km (0.111 R)
• M29: 27,848,242 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.1

Radius: 13.2

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.24 AU - 7.7 AU

Year: 6135 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,801,598 km

• M1: 164,258 km (0.071 R)
• M2: 580,440 km (0.12 R)
• M3: 1,292,825 km (0.071 R)
• M4: 1,925,773 km (0.106 R)
• M5: 2,660,149 km (0.095 R)
• M6: 3,415,170 km (0.119 R)
• M7: 4,286,129 km (0.12 R)
• M8: 5,653,304 km (0.1 R)
• M9: 7,064,610 km (0.056 R)
• M10: 7,595,233 km (0.099 R)
• M11: 8,368,206 km (0.118 R)
• M12: 9,665,369 km (0.116 R)
• M13: 10,917,653 km (0.045 R)
• M14: 11,358,368 km (0.095 R)
• M15: 12,417,222 km (0.05 R)
• M16: 14,153,305 km (0.119 R)
• M17: 16,272,808 km (0.109 R)
• M18: 17,677,980 km (0.113 R)
• M19: 18,534,129 km (0.082 R)
• M20: 19,226,019 km (0.04 R)
• M21: 19,870,038 km (0.085 R)
• M22: 21,474,176 km (0.069 R)
• M23: 25,167,448 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.7

Radius: 4.1

Gravity: 30.74 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 14.8 AU - 18.8 AU

Year: 25670 Days

Day: 24.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,801,598 km

• M1: 51,013 km (0.118 R)
• M2: 203,154 km (0.112 R)
• M3: 611,706 km (0.102 R)
• M4: 1,139,188 km (0.07 R)
• M5: 1,422,526 km (0.052 R)
• M6: 3,292,500 km (0.109 R)
• M7: 3,833,445 km (0.105 R)
• M8: 3,961,352 km (0.083 R)
• M9: 4,752,724 km (0.111 R)
• M10: 4,975,326 km (0.05 R)
• M11: 5,322,393 km (0.111 R)
• M12: 5,851,820 km (0.112 R)
• M13: 6,371,074 km (0.08 R)
• M14: 6,920,248 km (0.079 R)
• M15: 10,147,672 km (0.054 R)
• M16: 12,084,516 km (0.038 R)
• M17: 12,499,351 km (0.079 R)
• M18: 14,178,138 km (0.112 R)
• M19: 16,755,560 km (0.092 R)
• M20: 17,886,221 km (0.113 R)
• M21: 18,881,944 km (0.108 R)
• M22: 22,192,395 km (0.088 R)
• M23: 26,906,823 km (0.116 R)
• M24: 28,696,612 km (0.03 R)
• M25: 29,682,910 km (0.092 R)
• M26: 31,075,666 km (0.109 R)
• M27: 36,650,431 km (0.103 R)
• M28: 38,845,929 km (0.12 R)
• M29: 39,445,817 km (0.045 R)
• M30: 40,051,838 km (0.112 R)
• M31: 49,550,704 km (0.057 R)
• M32: 50,968,144 km (0.088 R)
• M33: 54,256,156 km (0.103 R)
• M34: 59,053,161 km (0.072 R)
• M35: 59,647,214 km (0.101 R)
• M36: 60,245,157 km (0.067 R)
• M37: 64,125,277 km (0.077 R)
• M38: 64,962,875 km (0.044 R)
• M39: 70,585,511 km (0.065 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: 217 - 13,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit