🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.45 AU - 0.67 AU

Year: 159 Days

Day: 19.7 Hours

Environment

Temp: 126 °C

Axial Tilt: 75.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,663,092 km

• M1: 61,335 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.97 AU - 2.83 AU

Year: 1408 Days

Day: 40.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.2

Radius: 5.7

Gravity: 27.21 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 11.88 AU - 12.92 AU

Year: 16538 Days

Day: 23.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 95,663,092 km

• M1: 71,807 km (0.098 R)
• M2: 266,733 km (0.093 R)
• M3: 912,547 km (0.108 R)
• M4: 2,349,883 km (0.094 R)
• M5: 2,936,756 km (0.104 R)
• M6: 4,772,621 km (0.044 R)
• M7: 4,950,642 km (0.066 R)
• M8: 5,589,575 km (0.097 R)
• M9: 7,214,507 km (0.073 R)
• M10: 7,592,990 km (0.116 R)
• M11: 7,885,304 km (0.066 R)
• M12: 8,861,131 km (0.102 R)
• M13: 9,914,898 km (0.082 R)
• M14: 10,682,335 km (0.111 R)
• M15: 12,536,002 km (0.067 R)
• M16: 13,932,798 km (0.043 R)
• M17: 14,894,413 km (0.105 R)
• M18: 15,585,555 km (0.115 R)
• M19: 18,043,897 km (0.109 R)
• M20: 18,652,611 km (0.097 R)
• M21: 21,903,073 km (0.079 R)
• M22: 22,396,297 km (0.081 R)
• M23: 27,513,891 km (0.048 R)
• M24: 28,319,775 km (0.026 R)
• M25: 29,737,813 km (0.078 R)
• M26: 31,078,808 km (0.117 R)
• M27: 32,205,430 km (0.096 R)
• M28: 36,846,404 km (0.079 R)
• M29: 39,108,773 km (0.096 R)
• M30: 40,865,351 km (0.052 R)
• M31: 42,520,951 km (0.067 R)
• M32: 45,805,073 km (0.082 R)
• M33: 51,821,301 km (0.063 R)
• M34: 56,111,768 km (0.096 R)
• M35: 58,720,904 km (0.119 R)
• M36: 58,910,295 km (0.081 R)
• M37: 65,391,473 km (0.055 R)
• M38: 68,698,185 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.1

Radius: 4.2

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 12.1 AU - 13.64 AU

Year: 17487 Days

Day: 23.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 88.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 95,663,092 km

• M1: 53,257 km (0.039 R)
• M2: 518,357 km (0.109 R)
• M3: 650,900 km (0.061 R)
• M4: 873,352 km (0.1 R)
• M5: 1,063,790 km (0.104 R)
• M6: 1,471,145 km (0.096 R)
• M7: 1,823,149 km (0.063 R)
• M8: 2,383,543 km (0.106 R)
• M9: 2,823,510 km (0.069 R)
• M10: 2,958,747 km (0.092 R)
• M11: 4,905,314 km (0.094 R)
• M12: 5,134,199 km (0.084 R)
• M13: 7,484,232 km (0.084 R)
• M14: 7,831,897 km (0.114 R)
• M15: 9,631,709 km (0.096 R)
• M16: 13,444,809 km (0.028 R)
• M17: 20,245,080 km (0.094 R)
• M18: 20,834,047 km (0.108 R)
• M19: 21,521,000 km (0.04 R)
• M20: 22,579,555 km (0.039 R)
• M21: 25,473,974 km (0.036 R)
• M22: 25,668,751 km (0.025 R)
• M23: 32,326,155 km (0.12 R)
• M24: 33,014,455 km (0.096 R)
• M25: 35,621,796 km (0.041 R)
• M26: 39,134,504 km (0.055 R)
• M27: 47,719,626 km (0.083 R)
• M28: 49,666,044 km (0.073 R)
• M29: 49,970,177 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 5.4

Gravity: 22.81 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 14.44 AU - 21.3 AU

Year: 28611 Days

Day: 23.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 95,663,092 km

• M1: 67,169 km (0.107 R)
• M2: 302,337 km (0.117 R)
• M3: 831,914 km (0.092 R)
• M4: 1,141,581 km (0.12 R)
• M5: 1,560,904 km (0.088 R)
• M6: 2,120,999 km (0.095 R)
• M7: 3,288,610 km (0.094 R)
• M8: 3,502,535 km (0.098 R)
• M9: 3,924,850 km (0.104 R)
• M10: 5,437,883 km (0.115 R)
• M11: 6,899,753 km (0.096 R)
• M12: 7,614,831 km (0.059 R)
• M13: 8,605,318 km (0.101 R)
• M14: 9,493,930 km (0.12 R)
• M15: 11,313,937 km (0.1 R)
• M16: 14,058,909 km (0.048 R)
• M17: 15,036,531 km (0.06 R)
• M18: 15,457,050 km (0.087 R)
• M19: 17,217,668 km (0.073 R)
• M20: 20,305,667 km (0.109 R)
• M21: 21,872,555 km (0.093 R)
• M22: 25,009,772 km (0.061 R)
• M23: 25,958,372 km (0.081 R)
• M24: 26,930,758 km (0.106 R)
• M25: 29,336,890 km (0.083 R)
• M26: 31,063,399 km (0.063 R)
• M27: 32,856,629 km (0.095 R)
• M28: 42,865,175 km (0.109 R)
• M29: 45,432,425 km (0.102 R)
• M30: 49,564,916 km (0.084 R)
• M31: 50,308,418 km (0.119 R)
• M32: 50,870,756 km (0.111 R)
• M33: 56,929,918 km (0.102 R)
• M34: 58,568,015 km (0.12 R)
• M35: 60,237,378 km (0.094 R)
• M36: 60,659,693 km (0.108 R)
• M37: 72,343,286 km (0.086 R)
• M38: 84,116,788 km (0.048 R)
• M39: 84,380,230 km (0.074 R)
• M40: 89,766,202 km (0.079 R)
• M41: 90,317,022 km (0.079 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 18,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit