🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.47 AU - 0.57 AU

Year: 132 Days

Day: 14.9 Hours

Environment

Temp: 282 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.97 AU - 1.53 AU

Year: 493 Days

Day: 20.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.6 AU - 5.56 AU

Year: 3461 Days

Day: 39.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,571,512 km

• M1: 745,297 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.7

Radius: 13.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.91 AU - 8.11 AU

Year: 8005 Days

Day: 5.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,571,512 km

• M1: 176,525 km (0.099 R)
• M2: 643,420 km (0.069 R)
• M3: 1,112,859 km (0.114 R)
• M4: 1,560,007 km (0.112 R)
• M5: 2,033,633 km (0.097 R)
• M6: 5,324,487 km (0.054 R)
• M7: 6,420,591 km (0.11 R)
• M8: 7,503,530 km (0.103 R)
• M9: 9,512,779 km (0.068 R)
• M10: 12,075,241 km (0.038 R)
• M11: 13,900,634 km (0.048 R)
• M12: 14,942,135 km (0.09 R)
• M13: 15,514,197 km (0.075 R)
• M14: 17,318,796 km (0.095 R)
• M15: 22,644,031 km (0.116 R)
• M16: 24,433,072 km (0.052 R)
• M17: 26,962,772 km (0.03 R)
• M18: 31,180,535 km (0.102 R)
• M19: 40,652,623 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.2

Radius: 8.1

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 11.07 AU - 12.79 AU

Year: 14550 Days

Day: 11.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,571,512 km

• M1: 100,829 km (0.116 R)
• M2: 356,043 km (0.069 R)
• M3: 822,788 km (0.053 R)
• M4: 1,344,286 km (0.071 R)
• M5: 1,786,498 km (0.065 R)
• M6: 2,385,188 km (0.075 R)
• M7: 7,531,206 km (0.099 R)
• M8: 8,353,545 km (0.053 R)
• M9: 10,474,394 km (0.11 R)
• M10: 10,911,519 km (0.092 R)
• M11: 11,315,134 km (0.087 R)
• M12: 11,775,297 km (0.083 R)
• M13: 12,152,433 km (0.109 R)
• M14: 17,267,783 km (0.064 R)
• M15: 21,354,198 km (0.056 R)
• M16: 26,844,740 km (0.099 R)
• M17: 27,580,761 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.9

Radius: 7.6

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 13.06 AU - 13.52 AU

Year: 17107 Days

Day: 25 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 36,571,512 km

• M1: 94,995 km (0.057 R)
• M2: 360,830 km (0.119 R)
• M3: 686,205 km (0.098 R)
• M4: 1,004,251 km (0.082 R)
• M5: 1,309,430 km (0.099 R)
• M6: 1,692,251 km (0.084 R)
• M7: 1,981,573 km (0.105 R)
• M8: 2,638,906 km (0.113 R)
• M9: 3,054,489 km (0.107 R)
• M10: 3,459,900 km (0.051 R)
• M11: 4,195,023 km (0.046 R)
• M12: 5,414,695 km (0.114 R)
• M13: 6,939,696 km (0.12 R)
• M14: 8,103,118 km (0.084 R)
• M15: 8,880,878 km (0.103 R)
• M16: 9,654,149 km (0.102 R)
• M17: 10,583,900 km (0.108 R)
• M18: 16,905,307 km (0.06 R)
• M19: 17,451,788 km (0.069 R)
• M20: 18,910,966 km (0.076 R)
• M21: 19,670,325 km (0.066 R)
• M22: 22,162,775 km (0.074 R)
• M23: 24,263,129 km (0.101 R)
• M24: 24,658,815 km (0.088 R)
• M25: 27,123,740 km (0.064 R)
• M26: 29,188,190 km (0.077 R)
• M27: 31,122,042 km (0.12 R)
• M28: 34,242,653 km (0.082 R)
• M29: 35,369,574 km (0.075 R)
• M30: 41,942,905 km (0.072 R)
• M31: 47,414,297 km (0.099 R)
• M32: 53,176,358 km (0.079 R)
• M33: 58,675,277 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.4

Radius: 7.4

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 12.64 AU - 14.34 AU

Year: 17495 Days

Day: 23.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,571,512 km

• M1: 121,324 km (0.073 R)
• M2: 379,530 km (0.053 R)
• M3: 1,168,359 km (0.117 R)
• M4: 1,737,878 km (0.081 R)
• M5: 2,409,274 km (0.084 R)
• M6: 3,759,843 km (0.066 R)
• M7: 4,076,093 km (0.119 R)
• M8: 4,516,509 km (0.113 R)
• M9: 7,063,413 km (0.046 R)
• M10: 9,170,200 km (0.074 R)
• M11: 11,461,441 km (0.078 R)
• M12: 13,707,952 km (0.084 R)
• M13: 14,051,130 km (0.057 R)
• M14: 14,754,838 km (0.117 R)
• M15: 15,297,878 km (0.053 R)
• M16: 19,121,899 km (0.107 R)
• M17: 25,036,550 km (0.034 R)
• M18: 28,683,896 km (0.115 R)
• M19: 29,340,032 km (0.093 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 17,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit