🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.41 AU - 0.63 AU

Year: 246 Days

Day: 43.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.5

Radius: 11.6

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.71 AU - 0.77 AU

Year: 418 Days

Day: 5.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,007,107 km

• M1: 144,212 km (0.114 R)
• M2: 508,483 km (0.117 R)
• M3: 943,065 km (0.062 R)
• M4: 1,440,777 km (0.102 R)
• M5: 1,864,289 km (0.029 R)
• M6: 2,534,038 km (0.12 R)
• M7: 2,958,597 km (0.032 R)
• M8: 3,528,415 km (0.117 R)
• M9: 3,979,303 km (0.096 R)
• M10: 4,527,131 km (0.058 R)
• M11: 5,302,646 km (0.066 R)
• M12: 6,092,224 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.7

Radius: 13.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.7 AU - 0.9 AU

Year: 469 Days

Day: 7.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,007,107 km

• M1: 162,912 km (0.099 R)
• M2: 611,107 km (0.118 R)
• M3: 1,034,619 km (0.05 R)
• M4: 1,557,463 km (0.049 R)
• M5: 2,415,557 km (0.107 R)
• M6: 4,086,116 km (0.107 R)
• M7: 5,525,397 km (0.089 R)
• M8: 5,946,815 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.9

Radius: 11.7

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.64 AU - 0.98 AU

Year: 478 Days

Day: 7.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,007,107 km

• M1: 145,559 km (0.046 R)
• M2: 648,507 km (0.062 R)
• M3: 1,094,608 km (0.079 R)
• M4: 1,470,098 km (0.03 R)
• M5: 2,474,199 km (0.08 R)
• M6: 2,852,233 km (0.113 R)
• M7: 3,417,115 km (0.117 R)
• M8: 3,834,193 km (0.063 R)
• M9: 4,493,920 km (0.09 R)
• M10: 5,144,372 km (0.089 R)
• M11: 5,784,351 km (0.063 R)

Asteroid Belt

Center: 2.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.1

Radius: 8.7

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.61 AU - 5.01 AU

Year: 5870 Days

Day: 14.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,007,107 km

• M1: 108,907 km (0.086 R)
• M2: 673,190 km (0.111 R)
• M3: 1,067,381 km (0.043 R)
• M4: 1,771,239 km (0.114 R)
• M5: 2,381,897 km (0.041 R)
• M6: 2,811,692 km (0.079 R)
• M7: 3,969,430 km (0.099 R)
• M8: 6,228,807 km (0.044 R)
• M9: 6,595,321 km (0.064 R)
• M10: 10,618,906 km (0.118 R)
• M11: 11,094,477 km (0.103 R)
• M12: 15,973,163 km (0.066 R)
• M13: 18,843,348 km (0.118 R)
• M14: 19,189,816 km (0.103 R)
• M15: 20,838,834 km (0.108 R)
• M16: 23,208,015 km (0.087 R)
• M17: 24,663,154 km (0.102 R)
• M18: 29,858,837 km (0.078 R)
• M19: 30,424,916 km (0.09 R)
• M20: 31,287,347 km (0.09 R)
• M21: 32,561,921 km (0.078 R)
• M22: 32,960,899 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.1

Radius: 8.5

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.96 AU - 6.76 AU

Year: 9306 Days

Day: 7.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,007,107 km

• M1: 105,766 km (0.072 R)
• M2: 546,481 km (0.088 R)
• M3: 1,004,400 km (0.072 R)
• M4: 1,489,247 km (0.113 R)
• M5: 2,105,889 km (0.041 R)
• M6: 2,734,499 km (0.1 R)
• M7: 3,433,870 km (0.113 R)
• M8: 3,708,980 km (0.065 R)
• M9: 4,535,508 km (0.096 R)
• M10: 5,055,510 km (0.11 R)
• M11: 6,214,595 km (0.053 R)
• M12: 7,294,841 km (0.114 R)
• M13: 12,823,829 km (0.079 R)
• M14: 18,507,650 km (0.116 R)
• M15: 19,594,479 km (0.094 R)
• M16: 20,559,385 km (0.108 R)
• M17: 22,151,256 km (0.057 R)
• M18: 23,465,024 km (0.119 R)
• M19: 27,418,597 km (0.047 R)
• M20: 29,656,731 km (0.095 R)
• M21: 35,425,973 km (0.092 R)
• M22: 36,255,642 km (0.109 R)
• M23: 38,076,996 km (0.105 R)
• M24: 42,429,696 km (0.104 R)
• M25: 44,451,212 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.1

Radius: 3.7

Gravity: 16.59 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.12 AU - 8.82 AU

Year: 14760 Days

Day: 24.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,007,107 km

• M1: 47,273 km (0.11 R)
• M2: 166,502 km (0.058 R)
• M3: 1,414,597 km (0.098 R)
• M4: 2,311,586 km (0.096 R)
• M5: 3,183,592 km (0.094 R)
• M6: 13,975,882 km (0.046 R)
• M7: 20,355,034 km (0.049 R)
• M8: 24,345,258 km (0.097 R)
• M9: 25,057,195 km (0.116 R)
• M10: 27,467,067 km (0.046 R)
• M11: 30,128,562 km (0.098 R)
• M12: 32,207,225 km (0.117 R)
• M13: 39,498,475 km (0.109 R)
• M14: 40,853,084 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 10,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit