🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.54 AU - 0.7 AU

Year: 172 Days

Day: 21.3 Hours

Environment

Temp: 209 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 110,857,071 km

• M1: 68,217 km (0.098 R)
• M2: 249,679 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.47 AU - 0.79 AU

Year: 177 Days

Day: 40.2 Hours

Environment

Temp: 158 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,857,071 km

• M1: 29,920 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.93 AU - 0.99 AU

Year: 332 Days

Day: 21.9 Hours

Environment

Temp: 125 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,857,071 km

• M1: 157,826 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.89 AU - 2.51 AU

Year: 1152 Days

Day: 38.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.07 AU - 4.43 AU

Year: 3094 Days

Day: 16.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.1

Radius: 11.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.91 AU - 10.49 AU

Year: 11503 Days

Day: 7.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 110,857,071 km

• M1: 146,307 km (0.103 R)
• M2: 944,860 km (0.097 R)
• M3: 1,459,926 km (0.053 R)
• M4: 1,965,417 km (0.095 R)
• M5: 2,803,314 km (0.058 R)
• M6: 3,353,087 km (0.052 R)
• M7: 4,289,121 km (0.083 R)
• M8: 6,487,910 km (0.104 R)
• M9: 12,921,815 km (0.1 R)
• M10: 16,839,185 km (0.068 R)
• M11: 19,808,104 km (0.056 R)
• M12: 22,252,085 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.8

Radius: 8.7

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.1 AU - 12.3 AU

Year: 15047 Days

Day: 6 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 110,857,071 km

• M1: 108,309 km (0.035 R)
• M2: 771,327 km (0.11 R)
• M3: 1,659,190 km (0.119 R)
• M4: 2,013,288 km (0.119 R)
• M5: 2,479,435 km (0.087 R)
• M6: 3,040,278 km (0.103 R)
• M7: 3,655,723 km (0.1 R)
• M8: 7,628,594 km (0.068 R)
• M9: 9,214,630 km (0.06 R)
• M10: 9,630,064 km (0.086 R)
• M11: 11,716,206 km (0.069 R)
• M12: 12,453,125 km (0.106 R)
• M13: 12,832,805 km (0.086 R)
• M14: 13,483,106 km (0.109 R)
• M15: 18,582,300 km (0.096 R)
• M16: 20,974,369 km (0.093 R)
• M17: 21,512,323 km (0.111 R)
• M18: 23,181,985 km (0.119 R)
• M19: 23,468,316 km (0.074 R)
• M20: 24,243,681 km (0.086 R)
• M21: 25,236,862 km (0.034 R)
• M22: 29,705,649 km (0.112 R)
• M23: 32,244,475 km (0.094 R)
• M24: 33,202,499 km (0.045 R)
• M25: 39,082,743 km (0.104 R)
• M26: 39,760,870 km (0.099 R)
• M27: 42,552,366 km (0.119 R)
• M28: 43,850,128 km (0.107 R)
• M29: 44,435,355 km (0.069 R)
• M30: 44,877,566 km (0.107 R)
• M31: 45,471,918 km (0.098 R)
• M32: 46,524,489 km (0.089 R)
• M33: 50,737,015 km (0.079 R)
• M34: 53,682,298 km (0.052 R)
• M35: 54,857,838 km (0.048 R)
• M36: 57,260,380 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.6

Radius: 6.8

Gravity: 19.82 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 17.41 AU - 21.59 AU

Year: 30405 Days

Day: 24 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 110,857,071 km

• M1: 89,310 km (0.071 R)
• M2: 763,398 km (0.109 R)
• M3: 1,329,626 km (0.109 R)
• M4: 2,192,955 km (0.115 R)
• M5: 2,676,007 km (0.12 R)
• M6: 3,289,657 km (0.109 R)
• M7: 3,546,816 km (0.063 R)
• M8: 5,082,438 km (0.114 R)
• M9: 6,808,349 km (0.07 R)
• M10: 8,174,776 km (0.091 R)
• M11: 12,335,092 km (0.062 R)
• M12: 13,277,110 km (0.034 R)
• M13: 16,113,635 km (0.087 R)
• M14: 17,334,204 km (0.101 R)
• M15: 26,103,332 km (0.12 R)
• M16: 27,258,677 km (0.092 R)
• M17: 29,395,982 km (0.12 R)
• M18: 34,455,980 km (0.093 R)
• M19: 42,472,481 km (0.047 R)
• M20: 47,379,740 km (0.12 R)
• M21: 48,711,011 km (0.079 R)
• M22: 56,164,426 km (0.077 R)
• M23: 58,735,864 km (0.061 R)
• M24: 60,937,795 km (0.071 R)
• M25: 61,833,737 km (0.082 R)
• M26: 65,038,871 km (0.106 R)
• M27: 74,293,444 km (0.091 R)
• M28: 76,606,975 km (0.111 R)
• M29: 77,650,420 km (0.077 R)
• M30: 78,703,440 km (0.077 R)
• M31: 84,111,104 km (0.077 R)
• M32: 86,905,592 km (0.116 R)
• M33: 95,058,077 km (0.084 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 13,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit