🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.12 AU - 1.34 AU

Year: 489 Days

Day: 18.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,243,362 km

• M1: 112,647 km (0.105 R)
• M2: 407,355 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.27 AU - 1.73 AU

Year: 658 Days

Day: 36.9 Hours

Environment

Temp: -27 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,243,362 km

• M1: 16,456 km (0.098 R)

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.2

Radius: 10.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.19 AU - 9.71 AU

Year: 8028 Days

Day: 12.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,243,362 km

• M1: 128,056 km (0.088 R)
• M2: 452,833 km (0.11 R)
• M3: 935,435 km (0.084 R)
• M4: 1,295,817 km (0.111 R)
• M5: 1,939,387 km (0.12 R)
• M6: 2,687,975 km (0.082 R)
• M7: 3,045,513 km (0.047 R)
• M8: 4,808,076 km (0.09 R)
• M9: 7,508,317 km (0.066 R)
• M10: 9,290,925 km (0.12 R)
• M11: 10,115,060 km (0.091 R)
• M12: 11,647,840 km (0.119 R)
• M13: 12,992,276 km (0.11 R)
• M14: 16,636,929 km (0.042 R)
• M15: 17,508,037 km (0.09 R)
• M16: 29,286,027 km (0.101 R)
• M17: 38,484,950 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.1

Radius: 4.4

Gravity: 33.79 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 12.67 AU - 15.39 AU

Year: 18822 Days

Day: 19.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 77,243,362 km

• M1: 57,296 km (0.082 R)
• M2: 302,337 km (0.1 R)
• M3: 571,613 km (0.025 R)
• M4: 841,338 km (0.115 R)
• M5: 1,011,880 km (0.075 R)
• M6: 1,191,697 km (0.115 R)
• M7: 1,667,119 km (0.072 R)
• M8: 1,844,841 km (0.09 R)
• M9: 2,176,051 km (0.104 R)
• M10: 2,757,837 km (0.063 R)
• M11: 3,465,435 km (0.037 R)
• M12: 3,786,023 km (0.115 R)
• M13: 4,937,927 km (0.079 R)
• M14: 6,263,364 km (0.119 R)
• M15: 6,433,456 km (0.035 R)
• M16: 7,237,246 km (0.073 R)
• M17: 7,471,965 km (0.072 R)
• M18: 9,259,659 km (0.066 R)
• M19: 12,953,979 km (0.113 R)
• M20: 13,230,436 km (0.118 R)
• M21: 13,723,510 km (0.096 R)
• M22: 14,821,409 km (0.112 R)
• M23: 15,740,838 km (0.057 R)
• M24: 16,779,196 km (0.078 R)
• M25: 17,025,135 km (0.074 R)
• M26: 18,118,845 km (0.111 R)
• M27: 21,103,772 km (0.109 R)
• M28: 22,562,650 km (0.114 R)
• M29: 23,063,653 km (0.102 R)
• M30: 24,928,391 km (0.103 R)
• M31: 25,141,568 km (0.12 R)
• M32: 26,557,063 km (0.107 R)
• M33: 31,866,890 km (0.073 R)
• M34: 35,101,794 km (0.099 R)
• M35: 39,120,591 km (0.052 R)
• M36: 41,763,387 km (0.11 R)
• M37: 42,669,950 km (0.101 R)
• M38: 43,899,196 km (0.117 R)
• M39: 50,231,075 km (0.088 R)
• M40: 64,265,300 km (0.1 R)
• M41: 65,878,863 km (0.044 R)
• M42: 70,455,212 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.4

Radius: 4.9

Gravity: 26.71 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 14.86 AU - 15.46 AU

Year: 21141 Days

Day: 22.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,243,362 km

• M1: 61,186 km (0.105 R)
• M2: 642,074 km (0.088 R)
• M3: 1,755,232 km (0.083 R)
• M4: 2,496,340 km (0.119 R)
• M5: 2,859,862 km (0.11 R)
• M6: 3,427,138 km (0.082 R)
• M7: 4,431,239 km (0.06 R)
• M8: 4,674,634 km (0.066 R)
• M9: 5,188,204 km (0.1 R)
• M10: 5,697,884 km (0.111 R)
• M11: 6,027,747 km (0.11 R)
• M12: 9,197,127 km (0.053 R)
• M13: 10,001,066 km (0.079 R)
• M14: 12,972,379 km (0.078 R)
• M15: 13,255,568 km (0.103 R)
• M16: 13,761,209 km (0.025 R)
• M17: 15,912,576 km (0.063 R)
• M18: 19,360,208 km (0.083 R)
• M19: 20,484,137 km (0.111 R)
• M20: 21,750,034 km (0.069 R)
• M21: 23,274,586 km (0.119 R)
• M22: 24,329,551 km (0.085 R)
• M23: 26,308,282 km (0.111 R)
• M24: 26,990,897 km (0.072 R)
• M25: 27,568,793 km (0.079 R)
• M26: 33,277,897 km (0.109 R)
• M27: 35,160,137 km (0.108 R)
• M28: 40,624,798 km (0.057 R)
• M29: 45,807,317 km (0.09 R)
• M30: 47,628,072 km (0.107 R)
• M31: 48,641,299 km (0.115 R)
• M32: 50,187,991 km (0.12 R)
• M33: 55,766,197 km (0.117 R)
• M34: 62,745,835 km (0.041 R)
• M35: 73,150,068 km (0.113 R)
• M36: 74,724,286 km (0.092 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 11,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit