🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.57 AU - 0.79 AU

Year: 214 Days

Day: 14 Hours

Environment

Temp: 166 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,689,884 km

• M1: 42,935 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.93 AU - 0.97 AU

Year: 353 Days

Day: 19.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 133.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.14 AU - 1.18 AU

Year: 476 Days

Day: 45.2 Hours

Environment

Temp: -11 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,689,884 km

• M1: 131,197 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.49 AU - 2.07 AU

Year: 904 Days

Day: 26.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.6

Radius: 14.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.59 AU - 5.37 AU

Year: 4232 Days

Day: 8.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,689,884 km

• M1: 180,415 km (0.103 R)
• M2: 643,271 km (0.084 R)
• M3: 1,358,349 km (0.105 R)
• M4: 1,810,134 km (0.077 R)
• M5: 2,392,668 km (0.088 R)
• M6: 4,145,955 km (0.09 R)
• M7: 4,639,329 km (0.097 R)
• M8: 5,441,024 km (0.077 R)
• M9: 5,928,264 km (0.061 R)
• M10: 6,389,026 km (0.103 R)
• M11: 7,170,376 km (0.11 R)
• M12: 7,917,467 km (0.098 R)
• M13: 8,819,692 km (0.042 R)
• M14: 9,641,433 km (0.049 R)
• M15: 11,355,376 km (0.117 R)
• M16: 13,037,754 km (0.095 R)
• M17: 17,326,276 km (0.115 R)
• M18: 20,210,523 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 10.6

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.85 AU - 6.16 AU

Year: 4257 Days

Day: 11.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 102,689,884 km

• M1: 133,142 km (0.101 R)
• M2: 1,063,192 km (0.097 R)
• M3: 1,645,277 km (0.101 R)
• M4: 3,126,296 km (0.067 R)
• M5: 5,129,561 km (0.116 R)
• M6: 6,191,706 km (0.104 R)
• M7: 8,335,294 km (0.069 R)
• M8: 8,677,424 km (0.108 R)
• M9: 9,280,902 km (0.106 R)
• M10: 15,008,855 km (0.078 R)
• M11: 17,439,821 km (0.114 R)
• M12: 17,887,866 km (0.115 R)
• M13: 18,401,136 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.2

Radius: 10.6

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.07 AU - 11.73 AU

Year: 12772 Days

Day: 14.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 102,689,884 km

• M1: 131,796 km (0.078 R)
• M2: 800,049 km (0.094 R)
• M3: 1,365,978 km (0.082 R)
• M4: 2,215,544 km (0.084 R)
• M5: 3,385,849 km (0.048 R)
• M6: 4,201,456 km (0.075 R)
• M7: 4,928,352 km (0.081 R)
• M8: 5,308,331 km (0.112 R)
• M9: 6,567,347 km (0.062 R)
• M10: 7,267,016 km (0.069 R)
• M11: 7,652,978 km (0.08 R)
• M12: 8,276,353 km (0.091 R)
• M13: 10,090,676 km (0.114 R)
• M14: 11,022,371 km (0.111 R)
• M15: 11,485,825 km (0.118 R)
• M16: 13,314,360 km (0.091 R)
• M17: 16,260,840 km (0.102 R)
• M18: 17,229,486 km (0.105 R)
• M19: 17,917,487 km (0.112 R)
• M20: 19,215,248 km (0.111 R)
• M21: 20,023,376 km (0.104 R)
• M22: 22,215,882 km (0.109 R)
• M23: 25,036,849 km (0.106 R)
• M24: 26,327,580 km (0.051 R)
• M25: 26,822,898 km (0.069 R)
• M26: 28,779,190 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.7

Radius: 10.4

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 9.32 AU - 11.86 AU

Year: 13123 Days

Day: 10.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 102,689,884 km

• M1: 129,402 km (0.113 R)
• M2: 582,385 km (0.091 R)
• M3: 1,154,896 km (0.08 R)
• M4: 1,493,136 km (0.09 R)
• M5: 2,451,760 km (0.101 R)
• M6: 2,829,345 km (0.043 R)
• M7: 4,628,558 km (0.053 R)
• M8: 5,468,251 km (0.105 R)
• M9: 7,049,949 km (0.072 R)
• M10: 8,160,265 km (0.116 R)
• M11: 9,383,377 km (0.026 R)
• M12: 9,719,523 km (0.111 R)
• M13: 11,468,622 km (0.116 R)
• M14: 12,940,964 km (0.118 R)
• M15: 15,513,150 km (0.101 R)
• M16: 18,784,406 km (0.069 R)
• M17: 19,708,023 km (0.051 R)
• M18: 27,330,933 km (0.075 R)
• M19: 29,838,941 km (0.092 R)
• M20: 31,736,889 km (0.103 R)
• M21: 35,423,429 km (0.056 R)
• M22: 36,005,814 km (0.109 R)
• M23: 38,033,912 km (0.039 R)
• M24: 39,510,443 km (0.048 R)
• M25: 42,316,301 km (0.094 R)
• M26: 42,972,138 km (0.091 R)
• M27: 44,708,670 km (0.051 R)
• M28: 45,252,458 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.5

Radius: 5.1

Gravity: 26.66 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.98 AU - 19.72 AU

Year: 31165 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 102,689,884 km

• M1: 64,028 km (0.11 R)
• M2: 327,320 km (0.087 R)
• M3: 499,806 km (0.038 R)
• M4: 713,283 km (0.06 R)
• M5: 1,216,829 km (0.119 R)
• M6: 2,439,193 km (0.092 R)
• M7: 2,946,629 km (0.092 R)
• M8: 3,363,559 km (0.076 R)
• M9: 4,654,887 km (0.111 R)
• M10: 6,057,966 km (0.091 R)
• M11: 6,582,306 km (0.117 R)
• M12: 6,830,489 km (0.112 R)
• M13: 9,106,920 km (0.097 R)
• M14: 9,730,444 km (0.113 R)
• M15: 10,583,002 km (0.116 R)
• M16: 10,923,786 km (0.086 R)
• M17: 11,555,538 km (0.112 R)
• M18: 13,280,401 km (0.115 R)
• M19: 16,223,440 km (0.076 R)
• M20: 16,494,212 km (0.065 R)
• M21: 17,044,882 km (0.086 R)
• M22: 17,418,877 km (0.081 R)
• M23: 17,702,814 km (0.118 R)
• M24: 20,609,351 km (0.032 R)
• M25: 24,168,882 km (0.032 R)
• M26: 27,730,060 km (0.026 R)
• M27: 31,206,864 km (0.093 R)
• M28: 33,339,232 km (0.066 R)
• M29: 36,949,926 km (0.095 R)
• M30: 40,151,171 km (0.071 R)
• M31: 45,113,931 km (0.091 R)
• M32: 48,765,016 km (0.062 R)
• M33: 51,434,740 km (0.079 R)
• M34: 58,320,730 km (0.094 R)
• M35: 59,596,351 km (0.109 R)
• M36: 68,579,703 km (0.069 R)
• M37: 86,396,061 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 13,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit