🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.66 AU - 0.74 AU

Year: 256 Days

Day: 28.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,131,780 km

• M1: 40,691 km (0.046 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.11 AU - 1.17 AU

Year: 531 Days

Day: 16.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.08 AU - 1.52 AU

Year: 647 Days

Day: 30.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.13 AU - 1.73 AU

Year: 747 Days

Day: 28.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.4

Radius: 9.9

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.63 AU - 2.69 AU

Year: 1894 Days

Day: 7.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,131,780 km

• M1: 123,119 km (0.089 R)
• M2: 506,688 km (0.055 R)
• M3: 890,107 km (0.1 R)
• M4: 1,305,989 km (0.12 R)
• M5: 2,059,065 km (0.112 R)
• M6: 2,526,110 km (0.113 R)
• M7: 3,078,724 km (0.116 R)
• M8: 3,764,930 km (0.089 R)
• M9: 4,323,827 km (0.084 R)
• M10: 4,849,215 km (0.079 R)
• M11: 5,753,385 km (0.11 R)
• M12: 6,232,846 km (0.043 R)
• M13: 7,416,913 km (0.115 R)
• M14: 10,044,450 km (0.068 R)
• M15: 10,853,475 km (0.072 R)
• M16: 11,547,160 km (0.119 R)
• M17: 12,517,901 km (0.118 R)
• M18: 12,980,458 km (0.042 R)
• M19: 13,895,398 km (0.063 R)
• M20: 14,391,614 km (0.095 R)
• M21: 15,659,456 km (0.091 R)
• M22: 16,049,159 km (0.115 R)
• M23: 16,796,999 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 10.7

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.39 AU - 3.73 AU

Year: 2337 Days

Day: 11.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,131,780 km

• M1: 133,142 km (0.087 R)
• M2: 538,702 km (0.035 R)
• M3: 923,617 km (0.046 R)
• M4: 1,544,299 km (0.091 R)
• M5: 1,916,199 km (0.12 R)
• M6: 2,297,225 km (0.107 R)
• M7: 2,757,538 km (0.087 R)
• M8: 3,311,648 km (0.038 R)
• M9: 4,982,507 km (0.057 R)
• M10: 6,201,580 km (0.051 R)
• M11: 7,072,239 km (0.083 R)
• M12: 8,958,369 km (0.043 R)
• M13: 12,444,448 km (0.036 R)
• M14: 13,783,499 km (0.12 R)
• M15: 15,216,048 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486

Radius: 8.4

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.82 AU - 3.84 AU

Year: 2653 Days

Day: 6.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,131,780 km

• M1: 104,868 km (0.096 R)
• M2: 388,655 km (0.101 R)
• M3: 1,105,678 km (0.102 R)
• M4: 1,413,700 km (0.036 R)
• M5: 2,245,464 km (0.075 R)
• M6: 2,672,566 km (0.105 R)
• M7: 3,104,006 km (0.063 R)
• M8: 3,510,164 km (0.105 R)
• M9: 4,185,748 km (0.09 R)
• M10: 4,900,826 km (0.046 R)
• M11: 7,128,339 km (0.101 R)
• M12: 7,715,809 km (0.109 R)
• M13: 8,657,079 km (0.086 R)
• M14: 9,020,752 km (0.112 R)
• M15: 10,615,764 km (0.049 R)
• M16: 12,061,478 km (0.117 R)
• M17: 13,023,691 km (0.103 R)
• M18: 13,722,762 km (0.087 R)
• M19: 14,217,632 km (0.105 R)
• M20: 15,053,136 km (0.097 R)
• M21: 16,217,456 km (0.041 R)
• M22: 16,770,669 km (0.057 R)
• M23: 17,077,644 km (0.1 R)
• M24: 17,388,509 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.8

Radius: 5.2

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.5 AU - 12.66 AU

Year: 15023 Days

Day: 15 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,131,780 km

• M1: 64,626 km (0.107 R)
• M2: 433,086 km (0.096 R)
• M3: 749,785 km (0.105 R)
• M4: 937,829 km (0.068 R)
• M5: 1,107,024 km (0.071 R)
• M6: 2,061,907 km (0.047 R)
• M7: 2,235,740 km (0.092 R)
• M8: 2,704,430 km (0.031 R)
• M9: 3,112,384 km (0.107 R)
• M10: 3,320,624 km (0.103 R)
• M11: 4,025,978 km (0.048 R)
• M12: 6,499,130 km (0.102 R)
• M13: 7,264,921 km (0.077 R)
• M14: 7,594,934 km (0.077 R)
• M15: 10,328,087 km (0.096 R)
• M16: 10,839,563 km (0.072 R)
• M17: 11,173,764 km (0.082 R)
• M18: 12,320,432 km (0.115 R)
• M19: 16,042,876 km (0.091 R)
• M20: 24,938,863 km (0.052 R)
• M21: 25,353,997 km (0.108 R)
• M22: 25,773,619 km (0.08 R)
• M23: 26,712,944 km (0.098 R)
• M24: 31,272,088 km (0.084 R)
• M25: 31,657,901 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.6

Radius: 4

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 10.21 AU - 11.79 AU

Year: 15927 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,131,780 km

• M1: 58,343 km (0.051 R)
• M2: 417,528 km (0.056 R)
• M3: 847,322 km (0.11 R)
• M4: 1,362,537 km (0.086 R)
• M5: 2,852,233 km (0.071 R)
• M6: 3,421,004 km (0.061 R)
• M7: 3,721,845 km (0.101 R)
• M8: 6,641,846 km (0.084 R)
• M9: 6,982,780 km (0.103 R)
• M10: 9,430,949 km (0.065 R)
• M11: 10,930,817 km (0.087 R)
• M12: 12,120,868 km (0.091 R)
• M13: 14,445,170 km (0.052 R)
• M14: 21,922,970 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504

Radius: 4.5

Gravity: 24.89 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 11.05 AU - 13.23 AU

Year: 18466 Days

Day: 24.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 128.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,131,780 km

• M1: 85,720 km (0.07 R)
• M2: 250,277 km (0.054 R)
• M3: 693,685 km (0.104 R)
• M4: 1,147,715 km (0.115 R)
• M5: 1,848,431 km (0.106 R)
• M6: 2,894,120 km (0.118 R)
• M7: 8,688,345 km (0.114 R)
• M8: 10,765,212 km (0.118 R)
• M9: 11,545,664 km (0.065 R)
• M10: 16,250,667 km (0.094 R)
• M11: 18,850,229 km (0.096 R)
• M12: 29,419,319 km (0.117 R)
• M13: 47,180,625 km (0.103 R)
• M14: 47,654,551 km (0.078 R)
• M15: 53,934,520 km (0.098 R)
• M16: 63,007,781 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 20,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit