🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.67 AU - 0.81 AU

Year: 237 Days

Day: 35.4 Hours

Environment

Temp: 89 °C

Axial Tilt: 44.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,970,911 km

• M1: 66,721 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.26 AU - 1.66 AU

Year: 658 Days

Day: 47.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.27 AU - 4.73 AU

Year: 2982 Days

Day: 21.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.5

Radius: 8.1

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.99 AU - 6.53 AU

Year: 5153 Days

Day: 14.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,970,911 km

• M1: 100,679 km (0.112 R)
• M2: 393,143 km (0.068 R)
• M3: 1,447,659 km (0.079 R)
• M4: 1,853,966 km (0.091 R)
• M5: 2,394,763 km (0.115 R)
• M6: 2,661,645 km (0.064 R)
• M7: 2,965,927 km (0.056 R)
• M8: 3,274,548 km (0.109 R)
• M9: 4,354,644 km (0.065 R)
• M10: 4,803,288 km (0.118 R)
• M11: 5,102,335 km (0.034 R)
• M12: 5,989,450 km (0.078 R)
• M13: 6,484,768 km (0.113 R)
• M14: 7,230,215 km (0.037 R)
• M15: 7,690,827 km (0.074 R)
• M16: 9,574,563 km (0.119 R)
• M17: 9,969,202 km (0.094 R)
• M18: 10,333,772 km (0.049 R)
• M19: 11,613,283 km (0.11 R)
• M20: 12,291,111 km (0.099 R)
• M21: 12,899,824 km (0.08 R)
• M22: 14,846,541 km (0.112 R)
• M23: 16,137,422 km (0.066 R)
• M24: 21,445,603 km (0.042 R)
• M25: 23,374,368 km (0.116 R)
• M26: 23,802,368 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.9

Radius: 14.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 6.35 AU - 6.59 AU

Year: 6135 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,970,911 km

• M1: 179,667 km (0.12 R)
• M2: 687,552 km (0.072 R)
• M3: 1,253,929 km (0.113 R)
• M4: 1,706,313 km (0.103 R)
• M5: 2,270,297 km (0.079 R)
• M6: 2,883,349 km (0.1 R)
• M7: 3,649,290 km (0.097 R)
• M8: 5,131,955 km (0.074 R)
• M9: 6,197,092 km (0.093 R)
• M10: 7,228,270 km (0.067 R)
• M11: 7,915,074 km (0.056 R)
• M12: 9,087,921 km (0.093 R)
• M13: 9,588,326 km (0.102 R)
• M14: 10,195,394 km (0.11 R)
• M15: 14,674,654 km (0.084 R)
• M16: 15,306,555 km (0.108 R)
• M17: 16,625,111 km (0.094 R)
• M18: 17,375,493 km (0.105 R)
• M19: 18,944,177 km (0.101 R)
• M20: 20,322,123 km (0.086 R)
• M21: 21,913,844 km (0.09 R)
• M22: 23,045,851 km (0.025 R)
• M23: 23,743,426 km (0.094 R)
• M24: 26,930,908 km (0.1 R)
• M25: 28,671,629 km (0.075 R)
• M26: 29,842,531 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 8.2

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 10.74 AU - 11.46 AU

Year: 13786 Days

Day: 5.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,970,911 km

• M1: 142,716 km (0.09 R)
• M2: 674,537 km (0.118 R)
• M3: 1,031,328 km (0.112 R)
• M4: 6,135,308 km (0.111 R)
• M5: 8,034,602 km (0.112 R)
• M6: 9,048,876 km (0.1 R)
• M7: 9,326,978 km (0.068 R)
• M8: 16,505,731 km (0.104 R)
• M9: 28,526,968 km (0.106 R)
• M10: 29,226,637 km (0.105 R)
• M11: 33,446,643 km (0.044 R)
• M12: 34,001,202 km (0.088 R)
• M13: 34,449,098 km (0.079 R)
• M14: 36,164,238 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 11

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 10.59 AU - 12.53 AU

Year: 14652 Days

Day: 8.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,970,911 km

• M1: 219,310 km (0.117 R)
• M2: 780,003 km (0.12 R)
• M3: 5,593,315 km (0.102 R)
• M4: 6,404,883 km (0.085 R)
• M5: 7,944,844 km (0.102 R)
• M6: 13,322,588 km (0.027 R)
• M7: 15,527,212 km (0.1 R)
• M8: 20,646,900 km (0.111 R)
• M9: 23,771,999 km (0.075 R)
• M10: 27,097,261 km (0.109 R)
• M11: 29,731,829 km (0.083 R)
• M12: 34,896,396 km (0.118 R)
• M13: 37,245,831 km (0.091 R)
• M14: 41,710,280 km (0.103 R)
• M15: 50,281,939 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.3

Radius: 7.3

Gravity: 11.4 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 12.03 AU - 17.41 AU

Year: 21053 Days

Day: 17.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,970,911 km

• M1: 93,050 km (0.064 R)
• M2: 400,174 km (0.108 R)
• M3: 962,812 km (0.1 R)
• M4: 4,606,866 km (0.12 R)
• M5: 5,072,415 km (0.087 R)
• M6: 10,410,067 km (0.099 R)
• M7: 13,006,188 km (0.097 R)
• M8: 14,378,450 km (0.112 R)
• M9: 14,679,291 km (0.117 R)
• M10: 18,270,986 km (0.117 R)
• M11: 22,008,839 km (0.109 R)
• M12: 25,125,710 km (0.056 R)
• M13: 30,211,140 km (0.061 R)
• M14: 33,913,688 km (0.074 R)
• M15: 35,257,525 km (0.105 R)
• M16: 35,804,904 km (0.069 R)
• M17: 37,057,038 km (0.077 R)
• M18: 53,710,124 km (0.04 R)
• M19: 61,251,801 km (0.076 R)
• M20: 62,241,391 km (0.089 R)
• M21: 63,847,025 km (0.106 R)
• M22: 64,864,290 km (0.097 R)
• M23: 69,255,586 km (0.111 R)
• M24: 70,113,829 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.2

Radius: 6

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 14.01 AU - 18.15 AU

Year: 24037 Days

Day: 21 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,970,911 km

• M1: 74,649 km (0.096 R)
• M2: 331,210 km (0.086 R)
• M3: 1,100,292 km (0.118 R)
• M4: 1,327,980 km (0.105 R)
• M5: 1,523,206 km (0.114 R)
• M6: 2,107,236 km (0.089 R)
• M7: 3,915,126 km (0.117 R)
• M8: 4,224,644 km (0.119 R)
• M9: 5,179,078 km (0.044 R)
• M10: 9,595,357 km (0.116 R)
• M11: 9,987,303 km (0.107 R)
• M12: 10,448,214 km (0.092 R)
• M13: 19,082,704 km (0.029 R)
• M14: 20,796,049 km (0.119 R)
• M15: 23,909,180 km (0.109 R)
• M16: 26,547,339 km (0.073 R)
• M17: 31,283,608 km (0.084 R)
• M18: 33,021,636 km (0.083 R)
• M19: 35,481,922 km (0.106 R)
• M20: 43,591,473 km (0.059 R)
• M21: 46,865,572 km (0.074 R)
• M22: 47,346,380 km (0.099 R)
• M23: 58,032,455 km (0.07 R)
• M24: 67,330,561 km (0.081 R)
• M25: 67,942,566 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 18,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit