🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.83 AU - 1.07 AU

Year: 342 Days

Day: 13.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.15 AU - 1.23 AU

Year: 479 Days

Day: 36 Hours

Environment

Temp: 13 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.34 AU - 1.58 AU

Year: 651 Days

Day: 44.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.21 AU - 4.97 AU

Year: 3052 Days

Day: 32.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.1

Radius: 8.3

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.94 AU - 8.52 AU

Year: 7173 Days

Day: 8.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,222,001 km

• M1: 185,950 km (0.089 R)
• M2: 648,507 km (0.113 R)
• M3: 1,069,176 km (0.053 R)
• M4: 1,631,664 km (0.063 R)
• M5: 2,797,779 km (0.082 R)
• M6: 4,002,790 km (0.061 R)
• M7: 5,856,457 km (0.096 R)
• M8: 7,453,864 km (0.071 R)
• M9: 9,909,363 km (0.065 R)
• M10: 11,902,306 km (0.118 R)
• M11: 13,631,807 km (0.083 R)
• M12: 14,532,386 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.2

Radius: 11.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.05 AU - 11.37 AU

Year: 10313 Days

Day: 10.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 96,222,001 km

• M1: 146,756 km (0.096 R)
• M2: 538,702 km (0.076 R)
• M3: 966,552 km (0.103 R)
• M4: 1,431,801 km (0.06 R)
• M5: 1,966,614 km (0.117 R)
• M6: 3,305,066 km (0.087 R)
• M7: 4,441,860 km (0.028 R)
• M8: 5,623,982 km (0.105 R)
• M9: 7,433,069 km (0.07 R)
• M10: 11,998,348 km (0.119 R)
• M11: 13,071,712 km (0.065 R)
• M12: 13,721,865 km (0.112 R)
• M13: 14,146,573 km (0.095 R)
• M14: 14,832,030 km (0.1 R)
• M15: 19,191,612 km (0.096 R)
• M16: 29,027,073 km (0.073 R)
• M17: 32,005,417 km (0.102 R)
• M18: 38,924,169 km (0.027 R)
• M19: 39,899,547 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.3

Radius: 4.1

Gravity: 58.49 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 12.77 AU - 16.19 AU

Year: 20330 Days

Day: 15.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 96,222,001 km

• M1: 51,013 km (0.091 R)
• M2: 273,914 km (0.106 R)
• M3: 440,566 km (0.088 R)
• M4: 1,592,918 km (0.12 R)
• M5: 1,995,785 km (0.077 R)
• M6: 2,946,330 km (0.101 R)
• M7: 3,139,311 km (0.043 R)
• M8: 4,372,895 km (0.105 R)
• M9: 5,234,878 km (0.047 R)
• M10: 5,897,746 km (0.057 R)
• M11: 6,430,315 km (0.052 R)
• M12: 6,708,268 km (0.116 R)
• M13: 8,437,170 km (0.087 R)
• M14: 9,581,893 km (0.115 R)
• M15: 10,067,488 km (0.118 R)
• M16: 12,743,943 km (0.094 R)
• M17: 15,444,484 km (0.09 R)
• M18: 17,591,513 km (0.082 R)
• M19: 18,226,556 km (0.104 R)
• M20: 18,503,461 km (0.084 R)
• M21: 19,832,190 km (0.095 R)
• M22: 20,223,239 km (0.052 R)
• M23: 23,213,550 km (0.064 R)
• M24: 25,210,532 km (0.114 R)
• M25: 27,439,690 km (0.044 R)
• M26: 29,038,293 km (0.111 R)
• M27: 31,883,345 km (0.065 R)
• M28: 33,098,978 km (0.116 R)
• M29: 33,787,427 km (0.104 R)
• M30: 35,050,632 km (0.085 R)
• M31: 38,421,221 km (0.039 R)
• M32: 41,205,088 km (0.071 R)
• M33: 50,177,220 km (0.098 R)
• M34: 51,819,506 km (0.062 R)
• M35: 55,018,955 km (0.099 R)
• M36: 61,187,474 km (0.062 R)
• M37: 70,937,665 km (0.088 R)
• M38: 73,469,160 km (0.081 R)
• M39: 74,404,446 km (0.067 R)
• M40: 77,257,726 km (0.115 R)
• M41: 79,690,487 km (0.033 R)
• M42: 80,430,248 km (0.106 R)
• M43: 83,942,656 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.8

Radius: 4.8

Gravity: 43.13 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 12.98 AU - 19.02 AU

Year: 23613 Days

Day: 20.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 96,222,001 km

• M1: 61,186 km (0.033 R)
• M2: 221,704 km (0.046 R)
• M3: 397,332 km (0.095 R)
• M4: 629,957 km (0.054 R)
• M5: 925,113 km (0.077 R)
• M6: 1,405,771 km (0.089 R)
• M7: 1,654,253 km (0.112 R)
• M8: 2,429,320 km (0.102 R)
• M9: 3,270,209 km (0.099 R)
• M10: 3,422,051 km (0.12 R)
• M11: 4,253,666 km (0.074 R)
• M12: 6,833,780 km (0.073 R)
• M13: 7,920,609 km (0.094 R)
• M14: 9,728,350 km (0.091 R)
• M15: 10,628,181 km (0.118 R)
• M16: 11,793,847 km (0.11 R)
• M17: 12,591,952 km (0.092 R)
• M18: 14,054,271 km (0.107 R)
• M19: 15,626,246 km (0.092 R)
• M20: 16,058,733 km (0.046 R)
• M21: 16,767,079 km (0.047 R)
• M22: 18,919,344 km (0.106 R)
• M23: 21,566,328 km (0.068 R)
• M24: 22,646,724 km (0.047 R)
• M25: 22,867,082 km (0.102 R)
• M26: 28,852,493 km (0.044 R)
• M27: 30,563,743 km (0.051 R)
• M28: 31,103,641 km (0.107 R)
• M29: 33,184,996 km (0.066 R)
• M30: 35,653,810 km (0.101 R)
• M31: 38,869,267 km (0.103 R)
• M32: 40,628,239 km (0.108 R)
• M33: 45,343,563 km (0.117 R)
• M34: 64,040,156 km (0.092 R)
• M35: 65,815,284 km (0.087 R)
• M36: 72,524,749 km (0.092 R)
• M37: 76,167,606 km (0.119 R)
• M38: 87,553,351 km (0.089 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 17,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit