🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.66 AU - 2.64 AU

Year: 1207 Days

Day: 30.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.2

Radius: 14

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.87 AU - 5.35 AU

Year: 4423 Days

Day: 9.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,916,142 km

• M1: 176,525 km (0.107 R)
• M2: 803,789 km (0.087 R)
• M3: 1,370,167 km (0.107 R)
• M4: 2,414,659 km (0.119 R)
• M5: 2,954,408 km (0.118 R)
• M6: 5,569,230 km (0.12 R)
• M7: 6,032,235 km (0.064 R)
• M8: 10,075,865 km (0.111 R)
• M9: 12,929,146 km (0.116 R)
• M10: 16,051,552 km (0.116 R)
• M11: 18,733,244 km (0.065 R)
• M12: 21,348,963 km (0.065 R)
• M13: 22,128,667 km (0.104 R)
• M14: 23,074,724 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.4

Radius: 9.5

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.63 AU - 9.07 AU

Year: 8421 Days

Day: 5.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,916,142 km

• M1: 119,230 km (0.115 R)
• M2: 648,357 km (0.043 R)
• M3: 1,007,691 km (0.06 R)
• M4: 1,343,538 km (0.111 R)
• M5: 1,754,783 km (0.108 R)
• M6: 2,755,742 km (0.096 R)
• M7: 3,227,424 km (0.094 R)
• M8: 3,704,342 km (0.082 R)
• M9: 4,332,953 km (0.058 R)
• M10: 5,179,228 km (0.028 R)
• M11: 5,547,239 km (0.068 R)
• M12: 6,793,090 km (0.11 R)
• M13: 7,617,224 km (0.06 R)
• M14: 9,063,686 km (0.086 R)
• M15: 11,538,633 km (0.078 R)
• M16: 14,017,620 km (0.103 R)
• M17: 15,854,981 km (0.06 R)
• M18: 16,699,012 km (0.095 R)
• M19: 26,854,613 km (0.111 R)
• M20: 32,787,216 km (0.096 R)
• M21: 36,781,180 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.6

Radius: 9.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.05 AU - 10.11 AU

Year: 10476 Days

Day: 11.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,916,142 km

• M1: 230,530 km (0.072 R)
• M2: 1,536,969 km (0.095 R)
• M3: 3,388,990 km (0.104 R)
• M4: 3,704,941 km (0.07 R)
• M5: 4,241,249 km (0.035 R)
• M6: 5,591,370 km (0.102 R)
• M7: 5,969,553 km (0.106 R)
• M8: 9,955,439 km (0.101 R)
• M9: 11,336,527 km (0.078 R)
• M10: 12,733,172 km (0.069 R)
• M11: 13,839,449 km (0.086 R)
• M12: 14,948,567 km (0.111 R)
• M13: 18,354,462 km (0.095 R)
• M14: 19,908,933 km (0.117 R)
• M15: 23,683,288 km (0.073 R)
• M16: 24,341,668 km (0.111 R)
• M17: 26,302,746 km (0.087 R)
• M18: 30,151,600 km (0.116 R)
• M19: 31,218,532 km (0.073 R)
• M20: 33,736,414 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.3

Radius: 7.3

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.08 AU - 12.12 AU

Year: 15127 Days

Day: 24.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,916,142 km

• M1: 90,806 km (0.07 R)
• M2: 492,476 km (0.03 R)
• M3: 1,068,578 km (0.1 R)
• M4: 1,780,364 km (0.115 R)
• M5: 3,112,533 km (0.072 R)
• M6: 3,555,343 km (0.068 R)
• M7: 5,865,134 km (0.055 R)
• M8: 6,463,376 km (0.109 R)
• M9: 7,101,561 km (0.071 R)
• M10: 7,650,286 km (0.064 R)
• M11: 11,668,185 km (0.037 R)
• M12: 12,372,043 km (0.082 R)
• M13: 13,671,301 km (0.095 R)
• M14: 14,123,984 km (0.117 R)
• M15: 16,177,963 km (0.093 R)
• M16: 18,501,367 km (0.1 R)
• M17: 18,895,857 km (0.074 R)
• M18: 22,883,089 km (0.098 R)
• M19: 24,928,540 km (0.064 R)
• M20: 26,891,115 km (0.117 R)
• M21: 29,700,862 km (0.027 R)
• M22: 30,241,808 km (0.083 R)
• M23: 31,120,995 km (0.076 R)
• M24: 34,332,562 km (0.109 R)
• M25: 34,928,410 km (0.09 R)
• M26: 37,130,640 km (0.082 R)
• M27: 38,521,003 km (0.111 R)
• M28: 48,043,655 km (0.06 R)
• M29: 48,788,952 km (0.054 R)
• M30: 49,997,553 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.3

Radius: 7.8

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 16.86 AU - 18.78 AU

Year: 28803 Days

Day: 21.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,916,142 km

• M1: 97,089 km (0.116 R)
• M2: 457,321 km (0.045 R)
• M3: 1,149,510 km (0.093 R)
• M4: 1,989,352 km (0.077 R)
• M5: 2,337,467 km (0.119 R)
• M6: 2,725,972 km (0.083 R)
• M7: 3,156,964 km (0.116 R)
• M8: 3,404,848 km (0.041 R)
• M9: 4,011,018 km (0.112 R)
• M10: 4,847,270 km (0.093 R)
• M11: 5,524,949 km (0.062 R)
• M12: 7,603,611 km (0.051 R)
• M13: 9,374,850 km (0.106 R)
• M14: 11,992,214 km (0.117 R)
• M15: 15,323,160 km (0.04 R)
• M16: 16,868,955 km (0.119 R)
• M17: 18,316,763 km (0.062 R)
• M18: 21,902,026 km (0.044 R)
• M19: 22,239,219 km (0.065 R)
• M20: 24,455,662 km (0.096 R)
• M21: 26,433,196 km (0.104 R)
• M22: 30,284,743 km (0.09 R)
• M23: 31,267,601 km (0.042 R)
• M24: 33,742,697 km (0.027 R)
• M25: 37,615,188 km (0.079 R)
• M26: 39,079,003 km (0.071 R)
• M27: 47,344,136 km (0.116 R)
• M28: 51,981,969 km (0.102 R)
• M29: 57,979,048 km (0.11 R)
• M30: 61,032,490 km (0.102 R)
• M31: 61,477,245 km (0.097 R)
• M32: 63,733,630 km (0.094 R)
• M33: 67,457,869 km (0.065 R)
• M34: 78,442,242 km (0.115 R)
• M35: 81,632,416 km (0.085 R)
• M36: 84,908,011 km (0.074 R)
• M37: 91,429,132 km (0.058 R)
• M38: 91,719,951 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.6

Radius: 6.1

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 17.18 AU - 20.2 AU

Year: 30937 Days

Day: 15.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,916,142 km

• M1: 98,884 km (0.082 R)
• M2: 343,626 km (0.102 R)
• M3: 1,050,027 km (0.116 R)
• M4: 1,245,253 km (0.111 R)
• M5: 1,963,173 km (0.112 R)
• M6: 2,262,817 km (0.04 R)
• M7: 3,437,759 km (0.116 R)
• M8: 4,597,741 km (0.085 R)
• M9: 7,558,432 km (0.106 R)
• M10: 8,080,379 km (0.047 R)
• M11: 10,665,281 km (0.118 R)
• M12: 11,388,587 km (0.116 R)
• M13: 13,830,772 km (0.094 R)
• M14: 15,011,398 km (0.047 R)
• M15: 16,862,373 km (0.089 R)
• M16: 18,300,457 km (0.106 R)
• M17: 22,040,105 km (0.115 R)
• M18: 23,319,166 km (0.067 R)
• M19: 24,534,500 km (0.103 R)
• M20: 28,681,951 km (0.116 R)
• M21: 33,967,094 km (0.046 R)
• M22: 36,690,523 km (0.056 R)
• M23: 42,082,180 km (0.098 R)
• M24: 51,031,424 km (0.068 R)
• M25: 51,953,396 km (0.06 R)
• M26: 54,593,948 km (0.109 R)
• M27: 64,753,887 km (0.086 R)
• M28: 76,343,234 km (0.086 R)
• M29: 78,034,438 km (0.081 R)
• M30: 87,652,833 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 19,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit