🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.34 AU - 2.54 AU

Year: 1392 Days

Day: 31.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.58 AU - 3.1 AU

Year: 1748 Days

Day: 33.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 96,281,134 km

• M1: 35,305 km (0.111 R)
• M2: 977,622 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.3

Radius: 9.3

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.02 AU - 6.08 AU

Year: 4145 Days

Day: 8.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 96,281,134 km

• M1: 115,639 km (0.083 R)
• M2: 443,707 km (0.08 R)
• M3: 825,331 km (0.083 R)
• M4: 1,437,037 km (0.104 R)
• M5: 1,837,211 km (0.116 R)
• M6: 2,249,354 km (0.056 R)
• M7: 3,340,670 km (0.084 R)
• M8: 4,003,837 km (0.109 R)
• M9: 4,379,178 km (0.094 R)
• M10: 5,039,204 km (0.054 R)
• M11: 6,000,670 km (0.078 R)
• M12: 6,717,393 km (0.093 R)
• M13: 7,046,209 km (0.026 R)
• M14: 8,855,596 km (0.101 R)
• M15: 12,858,386 km (0.075 R)
• M16: 13,625,823 km (0.088 R)
• M17: 15,764,025 km (0.112 R)
• M18: 17,124,917 km (0.097 R)
• M19: 17,430,845 km (0.096 R)
• M20: 19,742,431 km (0.063 R)
• M21: 21,321,885 km (0.088 R)
• M22: 22,983,918 km (0.106 R)
• M23: 25,200,360 km (0.058 R)
• M24: 25,836,151 km (0.114 R)
• M25: 27,305,501 km (0.077 R)
• M26: 27,723,328 km (0.045 R)
• M27: 28,060,671 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.9

Radius: 4.9

Gravity: 19.49 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 16.54 AU - 18.62 AU

Year: 26923 Days

Day: 19.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 96,281,134 km

• M1: 64,177 km (0.029 R)
• M2: 325,525 km (0.119 R)
• M3: 764,296 km (0.112 R)
• M4: 1,246,898 km (0.028 R)
• M5: 1,796,072 km (0.052 R)
• M6: 1,970,653 km (0.096 R)
• M7: 5,404,073 km (0.086 R)
• M8: 6,023,109 km (0.114 R)
• M9: 6,734,298 km (0.06 R)
• M10: 11,146,687 km (0.115 R)
• M11: 11,941,351 km (0.062 R)
• M12: 12,214,517 km (0.087 R)
• M13: 13,203,209 km (0.103 R)
• M14: 19,991,362 km (0.069 R)
• M15: 25,503,744 km (0.096 R)
• M16: 32,873,833 km (0.118 R)
• M17: 34,089,016 km (0.07 R)
• M18: 38,652,200 km (0.051 R)
• M19: 41,079,276 km (0.118 R)
• M20: 48,273,737 km (0.067 R)
• M21: 67,218,512 km (0.045 R)
• M22: 68,734,836 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.8

Radius: 6.7

Gravity: 15.79 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 17.28 AU - 18.8 AU

Year: 27986 Days

Day: 15.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 130.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 96,281,134 km

• M1: 83,326 km (0.103 R)
• M2: 625,917 km (0.109 R)
• M3: 999,912 km (0.041 R)
• M4: 1,550,582 km (0.117 R)
• M5: 1,873,564 km (0.118 R)
• M6: 2,921,497 km (0.075 R)
• M7: 3,897,773 km (0.115 R)
• M8: 5,075,557 km (0.076 R)
• M9: 6,909,327 km (0.119 R)
• M10: 7,312,793 km (0.06 R)
• M11: 11,057,975 km (0.084 R)
• M12: 11,680,303 km (0.057 R)
• M13: 13,376,742 km (0.063 R)
• M14: 16,351,496 km (0.071 R)
• M15: 20,346,956 km (0.115 R)
• M16: 20,758,350 km (0.118 R)
• M17: 22,025,893 km (0.07 R)
• M18: 23,908,881 km (0.091 R)
• M19: 24,367,100 km (0.065 R)
• M20: 25,065,273 km (0.119 R)
• M21: 25,896,738 km (0.12 R)
• M22: 26,258,465 km (0.075 R)
• M23: 27,865,745 km (0.06 R)
• M24: 32,797,089 km (0.096 R)
• M25: 33,079,231 km (0.115 R)
• M26: 35,839,611 km (0.115 R)
• M27: 40,181,689 km (0.058 R)
• M28: 42,813,863 km (0.108 R)
• M29: 43,150,758 km (0.076 R)
• M30: 46,440,116 km (0.113 R)
• M31: 50,079,084 km (0.066 R)
• M32: 54,691,336 km (0.088 R)
• M33: 62,776,802 km (0.101 R)
• M34: 66,312,248 km (0.113 R)
• M35: 69,745,070 km (0.032 R)
• M36: 71,860,684 km (0.082 R)
• M37: 80,751,135 km (0.078 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 12,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit