🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.48 AU - 0.52 AU

Year: 134 Days

Day: 13.4 Hours

Environment

Temp: 170 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.11 AU - 1.31 AU

Year: 504 Days

Day: 44.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.06 AU - 2.6 AU

Year: 1347 Days

Day: 29.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 103.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.49 AU - 3.61 AU

Year: 2017 Days

Day: 19.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.9

Radius: 14.9

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.48 AU - 5 AU

Year: 3307 Days

Day: 8 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,791,732 km

• M1: 185,352 km (0.119 R)
• M2: 750,682 km (0.075 R)
• M3: 1,458,430 km (0.085 R)
• M4: 3,123,454 km (0.058 R)
• M5: 3,723,641 km (0.119 R)
• M6: 4,423,609 km (0.118 R)
• M7: 5,528,689 km (0.056 R)
• M8: 6,117,805 km (0.076 R)
• M9: 7,389,536 km (0.058 R)
• M10: 8,355,041 km (0.082 R)
• M11: 9,403,124 km (0.082 R)
• M12: 10,453,450 km (0.114 R)
• M13: 11,094,028 km (0.096 R)
• M14: 13,126,016 km (0.087 R)
• M15: 14,178,886 km (0.072 R)
• M16: 14,646,978 km (0.095 R)
• M17: 15,287,257 km (0.117 R)
• M18: 18,158,638 km (0.055 R)
• M19: 19,979,693 km (0.094 R)
• M20: 24,948,586 km (0.104 R)
• M21: 25,479,210 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.5

Radius: 8.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.19 AU - 5.67 AU

Year: 4792 Days

Day: 8.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,791,732 km

• M1: 100,679 km (0.11 R)
• M2: 396,285 km (0.113 R)
• M3: 675,285 km (0.067 R)
• M4: 950,844 km (0.115 R)
• M5: 1,228,947 km (0.108 R)
• M6: 1,581,249 km (0.093 R)
• M7: 2,598,515 km (0.097 R)
• M8: 2,910,427 km (0.064 R)
• M9: 3,247,171 km (0.112 R)
• M10: 3,713,468 km (0.076 R)
• M11: 4,148,050 km (0.107 R)
• M12: 4,495,865 km (0.044 R)
• M13: 4,842,184 km (0.053 R)
• M14: 6,308,542 km (0.105 R)
• M15: 7,615,728 km (0.117 R)
• M16: 9,094,653 km (0.076 R)
• M17: 9,616,600 km (0.112 R)
• M18: 10,436,695 km (0.106 R)
• M19: 10,720,183 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.7

Radius: 10.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.47 AU - 9.25 AU

Year: 8346 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,791,732 km

• M1: 130,300 km (0.038 R)
• M2: 478,264 km (0.111 R)
• M3: 1,032,973 km (0.069 R)
• M4: 1,527,993 km (0.105 R)
• M5: 2,193,703 km (0.085 R)
• M6: 2,593,877 km (0.117 R)
• M7: 3,147,090 km (0.111 R)
• M8: 4,681,366 km (0.074 R)
• M9: 5,289,482 km (0.095 R)
• M10: 6,453,951 km (0.119 R)
• M11: 6,841,709 km (0.107 R)
• M12: 12,685,600 km (0.043 R)
• M13: 14,218,081 km (0.106 R)
• M14: 16,579,034 km (0.097 R)
• M15: 18,548,191 km (0.1 R)
• M16: 18,902,888 km (0.077 R)
• M17: 20,517,498 km (0.099 R)
• M18: 25,039,243 km (0.119 R)
• M19: 25,823,136 km (0.092 R)
• M20: 27,715,549 km (0.107 R)
• M21: 28,648,591 km (0.083 R)
• M22: 33,840,235 km (0.098 R)
• M23: 35,447,066 km (0.112 R)
• M24: 36,657,163 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.6

Radius: 8.3

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8.52 AU - 8.58 AU

Year: 9469 Days

Day: 5.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 160.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,791,732 km

• M1: 103,223 km (0.096 R)
• M2: 433,684 km (0.118 R)
• M3: 1,454,540 km (0.089 R)
• M4: 1,972,747 km (0.112 R)
• M5: 3,469,025 km (0.076 R)
• M6: 4,366,463 km (0.097 R)
• M7: 5,410,656 km (0.104 R)
• M8: 5,770,887 km (0.111 R)
• M9: 7,777,294 km (0.103 R)
• M10: 8,582,131 km (0.061 R)
• M11: 9,209,993 km (0.112 R)
• M12: 9,772,182 km (0.103 R)
• M13: 11,650,233 km (0.095 R)
• M14: 13,938,333 km (0.062 R)
• M15: 16,646,503 km (0.1 R)
• M16: 16,990,728 km (0.111 R)
• M17: 17,907,763 km (0.111 R)
• M18: 23,335,173 km (0.084 R)
• M19: 25,453,928 km (0.061 R)
• M20: 30,375,997 km (0.104 R)
• M21: 33,658,474 km (0.116 R)
• M22: 34,430,997 km (0.073 R)
• M23: 35,328,435 km (0.07 R)
• M24: 36,936,313 km (0.045 R)
• M25: 40,297,328 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.8

Radius: 11.9

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.42 AU - 13.42 AU

Year: 13667 Days

Day: 11.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,791,732 km

• M1: 147,952 km (0.112 R)
• M2: 519,853 km (0.092 R)
• M3: 945,159 km (0.103 R)
• M4: 1,396,795 km (0.047 R)
• M5: 1,944,174 km (0.11 R)
• M6: 5,427,411 km (0.062 R)
• M7: 6,192,155 km (0.09 R)
• M8: 9,541,352 km (0.105 R)
• M9: 17,484,999 km (0.115 R)
• M10: 18,380,193 km (0.106 R)
• M11: 25,808,774 km (0.099 R)
• M12: 39,275,575 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.6

Radius: 5.1

Gravity: 25.28 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.56 AU - 19.24 AU

Year: 24013 Days

Day: 24.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,791,732 km

• M1: 63,429 km (0.043 R)
• M2: 249,529 km (0.062 R)
• M3: 423,661 km (0.097 R)
• M4: 917,334 km (0.118 R)
• M5: 2,467,318 km (0.051 R)
• M6: 2,918,654 km (0.115 R)
• M7: 3,482,489 km (0.093 R)
• M8: 4,460,410 km (0.114 R)
• M9: 6,119,301 km (0.074 R)
• M10: 6,659,948 km (0.096 R)
• M11: 14,314,422 km (0.055 R)
• M12: 21,757,963 km (0.116 R)
• M13: 33,295,848 km (0.097 R)
• M14: 38,145,063 km (0.114 R)
• M15: 39,809,190 km (0.053 R)
• M16: 42,155,932 km (0.108 R)
• M17: 50,461,755 km (0.071 R)
• M18: 54,710,784 km (0.068 R)
• M19: 55,091,211 km (0.095 R)
• M20: 57,606,849 km (0.117 R)
• M21: 61,830,296 km (0.074 R)
• M22: 72,478,224 km (0.116 R)
• M23: 78,836,582 km (0.093 R)
• M24: 81,282,657 km (0.117 R)
• M25: 84,537,757 km (0.102 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 17,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit