🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.47 AU - 2.45 AU

Year: 1034 Days

Day: 16.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,838,686 km

• M1: 39,344 km (0.083 R)
• M2: 401,521 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.32 AU - 3.58 AU

Year: 1909 Days

Day: 39.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 153.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.1 AU - 4.12 AU

Year: 2584 Days

Day: 17.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,838,686 km

• M1: 2,174,106 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.82 AU - 4.78 AU

Year: 3359 Days

Day: 13.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,838,686 km

• M1: 1,192,295 km (0.032 R)
• M2: 3,524,825 km (0.067 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.5

Radius: 13.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.1 AU - 8 AU

Year: 7815 Days

Day: 8 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,838,686 km

• M1: 174,132 km (0.05 R)
• M2: 613,800 km (0.065 R)
• M3: 1,504,655 km (0.065 R)
• M4: 2,131,321 km (0.118 R)
• M5: 4,132,641 km (0.1 R)
• M6: 6,409,670 km (0.106 R)
• M7: 7,952,473 km (0.097 R)
• M8: 9,252,329 km (0.108 R)
• M9: 10,783,912 km (0.061 R)
• M10: 13,009,330 km (0.11 R)
• M11: 14,809,441 km (0.092 R)
• M12: 15,586,303 km (0.045 R)
• M13: 16,202,347 km (0.086 R)
• M14: 22,189,553 km (0.064 R)
• M15: 24,749,921 km (0.05 R)
• M16: 29,135,831 km (0.104 R)
• M17: 32,002,126 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.1

Radius: 9.6

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.69 AU - 9.31 AU

Year: 10172 Days

Day: 9.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,838,686 km

• M1: 119,678 km (0.057 R)
• M2: 1,259,165 km (0.111 R)
• M3: 1,906,176 km (0.096 R)
• M4: 2,707,422 km (0.072 R)
• M5: 3,038,931 km (0.099 R)
• M6: 4,445,301 km (0.103 R)
• M7: 4,882,725 km (0.088 R)
• M8: 5,264,349 km (0.113 R)
• M9: 5,636,549 km (0.119 R)
• M10: 7,551,701 km (0.04 R)
• M11: 7,914,775 km (0.109 R)
• M12: 8,794,410 km (0.098 R)
• M13: 10,975,397 km (0.075 R)
• M14: 13,024,290 km (0.116 R)
• M15: 13,494,476 km (0.08 R)
• M16: 14,030,186 km (0.049 R)
• M17: 16,255,753 km (0.083 R)
• M18: 18,120,640 km (0.043 R)
• M19: 18,510,044 km (0.104 R)
• M20: 21,611,357 km (0.083 R)
• M21: 22,493,536 km (0.107 R)
• M22: 23,323,056 km (0.112 R)
• M23: 24,329,551 km (0.096 R)
• M24: 26,512,034 km (0.085 R)
• M25: 27,951,315 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.5

Radius: 3.3

Gravity: 58.17 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 13.85 AU - 15.31 AU

Year: 20973 Days

Day: 24.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,838,686 km

• M1: 41,439 km (0.109 R)
• M2: 208,988 km (0.1 R)
• M3: 366,216 km (0.111 R)
• M4: 769,681 km (0.073 R)
• M5: 1,207,554 km (0.043 R)
• M6: 1,563,148 km (0.112 R)
• M7: 2,024,358 km (0.055 R)
• M8: 2,297,375 km (0.102 R)
• M9: 2,477,191 km (0.105 R)
• M10: 2,839,667 km (0.101 R)
• M11: 3,520,636 km (0.077 R)
• M12: 4,337,590 km (0.102 R)
• M13: 4,647,707 km (0.115 R)
• M14: 5,707,009 km (0.054 R)
• M15: 6,249,601 km (0.052 R)
• M16: 9,204,757 km (0.12 R)
• M17: 11,950,028 km (0.094 R)
• M18: 12,834,301 km (0.08 R)
• M19: 15,195,254 km (0.106 R)
• M20: 16,231,818 km (0.053 R)
• M21: 18,533,381 km (0.088 R)
• M22: 19,995,102 km (0.104 R)
• M23: 23,145,483 km (0.093 R)
• M24: 27,067,341 km (0.1 R)
• M25: 32,433,716 km (0.115 R)
• M26: 34,819,204 km (0.045 R)
• M27: 38,467,297 km (0.063 R)
• M28: 39,935,750 km (0.077 R)
• M29: 43,611,370 km (0.1 R)
• M30: 49,024,419 km (0.086 R)
• M31: 50,401,019 km (0.064 R)
• M32: 51,980,174 km (0.025 R)
• M33: 56,351,723 km (0.118 R)
• M34: 61,159,349 km (0.09 R)
• M35: 66,233,111 km (0.081 R)
• M36: 73,797,228 km (0.093 R)
• M37: 74,021,326 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.6

Radius: 5.9

Gravity: 25.79 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.66 AU - 17.84 AU

Year: 23548 Days

Day: 18.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 92,838,686 km

• M1: 73,752 km (0.104 R)
• M2: 475,123 km (0.111 R)
• M3: 689,796 km (0.06 R)
• M4: 1,339,799 km (0.086 R)
• M5: 1,593,517 km (0.08 R)
• M6: 2,783,867 km (0.049 R)
• M7: 3,113,132 km (0.118 R)
• M8: 5,325,983 km (0.084 R)
• M9: 5,704,017 km (0.061 R)
• M10: 6,995,346 km (0.108 R)
• M11: 12,524,184 km (0.071 R)
• M12: 13,267,985 km (0.092 R)
• M13: 14,119,795 km (0.053 R)
• M14: 14,438,438 km (0.099 R)
• M15: 15,676,211 km (0.107 R)
• M16: 18,645,131 km (0.041 R)
• M17: 21,129,353 km (0.038 R)
• M18: 21,337,144 km (0.072 R)
• M19: 22,939,337 km (0.108 R)
• M20: 23,490,606 km (0.108 R)
• M21: 24,391,185 km (0.108 R)
• M22: 30,680,279 km (0.071 R)
• M23: 32,440,448 km (0.095 R)
• M24: 35,278,170 km (0.066 R)
• M25: 35,864,893 km (0.109 R)
• M26: 38,277,009 km (0.06 R)
• M27: 42,920,676 km (0.058 R)
• M28: 44,095,319 km (0.117 R)
• M29: 45,119,017 km (0.092 R)
• M30: 47,213,836 km (0.09 R)
• M31: 48,465,372 km (0.108 R)
• M32: 49,190,323 km (0.11 R)
• M33: 58,461,950 km (0.039 R)
• M34: 62,646,053 km (0.119 R)
• M35: 65,249,804 km (0.067 R)
• M36: 67,249,479 km (0.069 R)
• M37: 78,856,927 km (0.097 R)
• M38: 81,124,532 km (0.078 R)
• M39: 86,583,956 km (0.066 R)
• M40: 87,650,888 km (0.084 R)
• M41: 91,178,855 km (0.103 R)
• M42: 92,283,186 km (0.06 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 14,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit