🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.75 AU - 1.17 AU

Year: 351 Days

Day: 16 Hours

Environment

Temp: 35 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.4 AU - 1.4 AU

Year: 618 Days

Day: 37.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.67 AU - 4.07 AU

Year: 2306 Days

Day: 26.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.8

Radius: 9.6

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.21 AU - 11.55 AU

Year: 10709 Days

Day: 12.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,585,375 km

• M1: 120,127 km (0.05 R)
• M2: 628,610 km (0.112 R)
• M3: 1,511,836 km (0.119 R)
• M4: 2,131,620 km (0.084 R)
• M5: 6,107,034 km (0.104 R)
• M6: 6,440,787 km (0.091 R)
• M7: 8,176,421 km (0.037 R)
• M8: 11,865,206 km (0.075 R)
• M9: 14,157,344 km (0.113 R)
• M10: 15,163,988 km (0.098 R)
• M11: 15,468,869 km (0.115 R)
• M12: 18,469,952 km (0.118 R)
• M13: 20,923,357 km (0.089 R)
• M14: 22,463,766 km (0.104 R)
• M15: 23,913,519 km (0.103 R)
• M16: 27,356,963 km (0.093 R)
• M17: 32,713,763 km (0.091 R)
• M18: 33,326,217 km (0.059 R)
• M19: 33,635,286 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.7

Radius: 10.5

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.59 AU - 12.45 AU

Year: 11824 Days

Day: 14.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,585,375 km

• M1: 130,898 km (0.111 R)
• M2: 468,541 km (0.035 R)
• M3: 1,847,085 km (0.06 R)
• M4: 2,265,809 km (0.114 R)
• M5: 3,676,667 km (0.119 R)
• M6: 4,315,749 km (0.077 R)
• M7: 5,532,279 km (0.113 R)
• M8: 7,169,927 km (0.051 R)
• M9: 7,899,067 km (0.079 R)
• M10: 8,819,243 km (0.082 R)
• M11: 9,912,505 km (0.032 R)
• M12: 11,892,732 km (0.084 R)
• M13: 13,225,499 km (0.106 R)
• M14: 16,329,505 km (0.1 R)
• M15: 17,438,624 km (0.109 R)
• M16: 17,896,094 km (0.084 R)
• M17: 18,834,970 km (0.09 R)
• M18: 20,811,009 km (0.116 R)
• M19: 21,673,740 km (0.106 R)
• M20: 33,729,084 km (0.12 R)
• M21: 38,143,567 km (0.057 R)
• M22: 42,104,770 km (0.052 R)
• M23: 42,790,676 km (0.063 R)
• M24: 44,892,825 km (0.098 R)
• M25: 47,950,456 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.6

Radius: 8.2

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 11.19 AU - 11.93 AU

Year: 14652 Days

Day: 6.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,585,375 km

• M1: 102,175 km (0.12 R)
• M2: 455,974 km (0.051 R)
• M3: 1,119,441 km (0.108 R)
• M4: 1,998,927 km (0.117 R)
• M5: 2,955,904 km (0.117 R)
• M6: 3,523,479 km (0.112 R)
• M7: 4,332,953 km (0.074 R)
• M8: 4,750,780 km (0.101 R)
• M9: 7,012,699 km (0.111 R)
• M10: 8,422,360 km (0.101 R)
• M11: 8,790,670 km (0.118 R)
• M12: 9,412,249 km (0.101 R)
• M13: 11,397,413 km (0.056 R)
• M14: 12,726,141 km (0.102 R)
• M15: 15,008,706 km (0.089 R)
• M16: 15,895,971 km (0.12 R)
• M17: 19,159,448 km (0.074 R)
• M18: 21,115,440 km (0.094 R)
• M19: 21,624,522 km (0.092 R)
• M20: 23,021,916 km (0.078 R)
• M21: 24,108,894 km (0.083 R)
• M22: 25,134,985 km (0.073 R)
• M23: 27,474,247 km (0.045 R)
• M24: 29,216,614 km (0.088 R)
• M25: 30,597,701 km (0.099 R)
• M26: 32,356,673 km (0.042 R)
• M27: 34,414,841 km (0.105 R)
• M28: 34,766,246 km (0.094 R)
• M29: 36,680,500 km (0.099 R)
• M30: 43,933,603 km (0.082 R)
• M31: 47,894,506 km (0.099 R)
• M32: 48,626,040 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.6

Radius: 8

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 13.26 AU - 13.32 AU

Year: 18061 Days

Day: 16.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,585,375 km

• M1: 102,026 km (0.066 R)
• M2: 445,652 km (0.096 R)
• M3: 704,756 km (0.099 R)
• M4: 964,009 km (0.113 R)
• M5: 1,539,362 km (0.114 R)
• M6: 2,162,138 km (0.083 R)
• M7: 2,893,372 km (0.094 R)
• M8: 3,329,749 km (0.094 R)
• M9: 3,692,524 km (0.094 R)
• M10: 5,414,545 km (0.119 R)
• M11: 6,200,682 km (0.101 R)
• M12: 7,105,899 km (0.109 R)
• M13: 7,852,542 km (0.096 R)
• M14: 9,069,371 km (0.103 R)
• M15: 10,407,225 km (0.115 R)
• M16: 12,455,070 km (0.115 R)
• M17: 13,538,607 km (0.039 R)
• M18: 15,129,431 km (0.109 R)
• M19: 17,002,995 km (0.108 R)
• M20: 19,914,319 km (0.085 R)
• M21: 24,154,222 km (0.044 R)
• M22: 25,407,254 km (0.073 R)
• M23: 25,727,094 km (0.047 R)
• M24: 26,484,059 km (0.118 R)
• M25: 27,478,885 km (0.088 R)
• M26: 28,269,659 km (0.068 R)
• M27: 44,910,478 km (0.116 R)
• M28: 57,240,035 km (0.091 R)
• M29: 58,714,471 km (0.095 R)
• M30: 63,485,447 km (0.091 R)
• M31: 68,508,494 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.2

Radius: 4.9

Gravity: 30.87 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.4 AU - 20.32 AU

Year: 25807 Days

Day: 19.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,585,375 km

• M1: 88,712 km (0.107 R)
• M2: 273,764 km (0.104 R)
• M3: 531,671 km (0.095 R)
• M4: 1,006,345 km (0.116 R)
• M5: 1,802,355 km (0.111 R)
• M6: 3,602,167 km (0.119 R)
• M7: 4,200,409 km (0.102 R)
• M8: 8,719,013 km (0.112 R)
• M9: 10,357,558 km (0.062 R)
• M10: 10,681,886 km (0.119 R)
• M11: 13,992,188 km (0.054 R)
• M12: 18,395,153 km (0.113 R)
• M13: 19,257,435 km (0.11 R)
• M14: 19,649,232 km (0.115 R)
• M15: 21,899,333 km (0.089 R)
• M16: 23,639,904 km (0.052 R)
• M17: 27,270,495 km (0.087 R)
• M18: 30,588,426 km (0.067 R)
• M19: 32,069,595 km (0.119 R)
• M20: 39,251,041 km (0.106 R)
• M21: 44,307,149 km (0.113 R)
• M22: 46,200,759 km (0.075 R)
• M23: 47,433,446 km (0.11 R)
• M24: 50,148,497 km (0.103 R)
• M25: 50,518,004 km (0.075 R)
• M26: 57,486,273 km (0.101 R)
• M27: 58,706,543 km (0.116 R)
• M28: 60,569,335 km (0.037 R)
• M29: 64,412,355 km (0.067 R)
• M30: 69,097,312 km (0.065 R)
• M31: 80,395,392 km (0.04 R)
• M32: 87,144,200 km (0.096 R)
• M33: 87,946,344 km (0.115 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 15,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit