🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.54 AU - 0.6 AU

Year: 278 Days

Day: 27.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.5 AU - 0.78 AU

Year: 331 Days

Day: 42.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,892,923 km

• M1: 33,959 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459

Radius: 14.5

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.71 AU - 0.89 AU

Year: 462 Days

Day: 10.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,892,923 km

• M1: 180,565 km (0.118 R)
• M2: 698,472 km (0.068 R)
• M3: 1,324,839 km (0.063 R)
• M4: 1,947,914 km (0.048 R)
• M5: 2,934,063 km (0.096 R)
• M6: 3,606,057 km (0.119 R)
• M7: 4,062,480 km (0.113 R)
• M8: 4,959,469 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 8.9

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.81 AU - 1.03 AU

Year: 570 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,892,923 km

• M1: 111,151 km (0.081 R)
• M2: 414,835 km (0.088 R)
• M3: 707,748 km (0.112 R)
• M4: 996,471 km (0.091 R)
• M5: 1,372,860 km (0.103 R)
• M6: 1,947,465 km (0.108 R)
• M7: 2,376,362 km (0.109 R)
• M8: 2,752,750 km (0.105 R)
• M9: 3,282,028 km (0.111 R)
• M10: 4,201,755 km (0.117 R)
• M11: 4,787,730 km (0.057 R)
• M12: 5,143,773 km (0.071 R)
• M13: 5,701,923 km (0.09 R)
• M14: 6,082,949 km (0.088 R)
• M15: 6,400,096 km (0.115 R)
• M16: 6,853,976 km (0.115 R)
• M17: 7,307,258 km (0.074 R)
• M18: 7,597,777 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.8

Radius: 11.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.08 AU - 1.1 AU

Year: 735 Days

Day: 6.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 78,892,923 km

• M1: 145,559 km (0.097 R)
• M2: 748,737 km (0.113 R)
• M3: 1,299,407 km (0.11 R)
• M4: 2,393,267 km (0.096 R)
• M5: 3,468,127 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.2

Radius: 5.1

Gravity: 24.58 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.41 AU - 10.11 AU

Year: 18194 Days

Day: 21.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,892,923 km

• M1: 72,106 km (0.086 R)
• M2: 303,534 km (0.07 R)
• M3: 505,042 km (0.075 R)
• M4: 1,192,893 km (0.093 R)
• M5: 1,729,501 km (0.094 R)
• M6: 2,061,758 km (0.08 R)
• M7: 3,105,203 km (0.119 R)
• M8: 4,137,279 km (0.067 R)
• M9: 4,296,750 km (0.114 R)
• M10: 4,905,464 km (0.082 R)
• M11: 5,725,410 km (0.112 R)
• M12: 6,546,852 km (0.064 R)
• M13: 7,166,636 km (0.114 R)
• M14: 10,388,076 km (0.076 R)
• M15: 11,168,079 km (0.113 R)
• M16: 14,242,316 km (0.081 R)
• M17: 15,431,469 km (0.116 R)
• M18: 19,483,327 km (0.091 R)
• M19: 21,228,387 km (0.112 R)
• M20: 24,502,037 km (0.1 R)
• M21: 28,555,242 km (0.098 R)
• M22: 34,189,546 km (0.116 R)
• M23: 38,377,688 km (0.106 R)
• M24: 38,800,302 km (0.074 R)
• M25: 39,511,490 km (0.101 R)
• M26: 42,744,151 km (0.05 R)
• M27: 43,350,172 km (0.099 R)
• M28: 44,890,581 km (0.106 R)
• M29: 47,107,771 km (0.096 R)
• M30: 52,967,968 km (0.102 R)
• M31: 58,734,518 km (0.109 R)
• M32: 62,737,906 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.3

Radius: 4.4

Gravity: 14.32 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.1 AU - 11.58 AU

Year: 18430 Days

Day: 15.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,892,923 km

• M1: 54,753 km (0.067 R)
• M2: 223,798 km (0.095 R)
• M3: 402,867 km (0.072 R)
• M4: 591,360 km (0.039 R)
• M5: 1,656,348 km (0.076 R)
• M6: 3,697,760 km (0.106 R)
• M7: 5,004,498 km (0.059 R)
• M8: 5,443,119 km (0.117 R)
• M9: 6,750,604 km (0.079 R)
• M10: 17,094,549 km (0.106 R)
• M11: 18,007,245 km (0.079 R)
• M12: 19,846,402 km (0.056 R)
• M13: 20,683,850 km (0.09 R)
• M14: 21,631,852 km (0.102 R)
• M15: 21,895,294 km (0.112 R)
• M16: 26,910,413 km (0.116 R)
• M17: 31,614,668 km (0.113 R)
• M18: 39,391,812 km (0.106 R)
• M19: 40,845,455 km (0.094 R)
• M20: 44,140,049 km (0.077 R)
• M21: 48,053,379 km (0.108 R)
• M22: 50,324,275 km (0.095 R)
• M23: 50,786,832 km (0.12 R)
• M24: 51,564,142 km (0.099 R)

Asteroid Belt

Center: 9.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.4

Radius: 6.2

Gravity: 17.49 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.03 AU - 11.55 AU

Year: 21313 Days

Day: 22 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,892,923 km

• M1: 79,287 km (0.059 R)
• M2: 365,019 km (0.108 R)
• M3: 560,094 km (0.115 R)
• M4: 838,795 km (0.118 R)
• M5: 1,716,187 km (0.1 R)
• M6: 2,291,391 km (0.113 R)
• M7: 3,663,203 km (0.098 R)
• M8: 4,574,852 km (0.105 R)
• M9: 5,008,686 km (0.052 R)
• M10: 5,710,300 km (0.113 R)
• M11: 7,022,423 km (0.119 R)
• M12: 7,501,286 km (0.109 R)
• M13: 9,463,711 km (0.077 R)
• M14: 10,655,557 km (0.077 R)
• M15: 11,417,010 km (0.066 R)
• M16: 12,078,682 km (0.074 R)
• M17: 14,292,431 km (0.102 R)
• M18: 15,296,532 km (0.118 R)
• M19: 16,429,437 km (0.088 R)
• M20: 20,257,796 km (0.065 R)
• M21: 20,932,482 km (0.081 R)
• M22: 21,721,910 km (0.106 R)
• M23: 24,859,277 km (0.108 R)
• M24: 29,987,940 km (0.112 R)
• M25: 30,361,337 km (0.104 R)
• M26: 32,930,082 km (0.108 R)
• M27: 33,862,376 km (0.066 R)
• M28: 38,203,257 km (0.111 R)
• M29: 43,216,431 km (0.109 R)
• M30: 48,994,200 km (0.067 R)
• M31: 57,725,630 km (0.076 R)
• M32: 58,496,807 km (0.12 R)
• M33: 67,013,713 km (0.117 R)
• M34: 67,651,747 km (0.077 R)
• M35: 69,808,350 km (0.033 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 18,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit