🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.4 AU - 0.64 AU

Year: 159 Days

Day: 14 Hours

Environment

Temp: 126 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.23 AU - 3.17 AU

Year: 1884 Days

Day: 28.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.4

Radius: 10.2

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.73 AU - 7.89 AU

Year: 8392 Days

Day: 10.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 97,707,116 km

• M1: 126,859 km (0.085 R)
• M2: 486,941 km (0.115 R)
• M3: 1,402,330 km (0.042 R)
• M4: 1,863,092 km (0.059 R)
• M5: 2,196,845 km (0.118 R)
• M6: 2,966,376 km (0.037 R)
• M7: 3,982,146 km (0.097 R)
• M8: 5,432,796 km (0.092 R)
• M9: 6,191,257 km (0.109 R)
• M10: 7,094,230 km (0.101 R)
• M11: 7,796,891 km (0.109 R)
• M12: 8,459,909 km (0.118 R)
• M13: 8,893,145 km (0.077 R)
• M14: 12,797,649 km (0.056 R)
• M15: 13,543,843 km (0.112 R)
• M16: 15,249,558 km (0.085 R)
• M17: 17,857,797 km (0.089 R)
• M18: 18,789,493 km (0.106 R)
• M19: 19,378,908 km (0.116 R)
• M20: 22,926,023 km (0.111 R)
• M21: 26,607,178 km (0.111 R)
• M22: 32,208,272 km (0.056 R)
• M23: 32,628,642 km (0.064 R)
• M24: 35,450,207 km (0.114 R)
• M25: 36,010,900 km (0.07 R)
• M26: 40,102,552 km (0.096 R)
• M27: 40,956,606 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.1

Radius: 14.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.73 AU - 8.15 AU

Year: 8617 Days

Day: 14 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,707,116 km

• M1: 186,698 km (0.092 R)
• M2: 725,550 km (0.076 R)
• M3: 1,255,874 km (0.099 R)
• M4: 2,717,745 km (0.096 R)
• M5: 3,932,030 km (0.027 R)
• M6: 4,936,431 km (0.095 R)
• M7: 6,547,001 km (0.086 R)
• M8: 7,535,394 km (0.1 R)
• M9: 8,262,889 km (0.117 R)
• M10: 9,908,615 km (0.041 R)
• M11: 11,876,575 km (0.111 R)
• M12: 15,671,723 km (0.034 R)
• M13: 18,789,792 km (0.093 R)
• M14: 20,291,156 km (0.074 R)
• M15: 21,029,721 km (0.043 R)
• M16: 28,000,084 km (0.117 R)
• M17: 32,003,323 km (0.119 R)
• M18: 35,658,148 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.8

Radius: 7.1

Gravity: 19.81 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 13.57 AU - 15.97 AU

Year: 24102 Days

Day: 24.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 97,707,116 km

• M1: 88,562 km (0.074 R)
• M2: 344,823 km (0.107 R)
• M3: 1,687,913 km (0.025 R)
• M4: 2,031,090 km (0.041 R)
• M5: 3,053,143 km (0.109 R)
• M6: 4,835,153 km (0.11 R)
• M7: 5,113,554 km (0.104 R)
• M8: 6,430,016 km (0.036 R)
• M9: 7,582,069 km (0.106 R)
• M10: 8,403,810 km (0.066 R)
• M11: 14,539,417 km (0.066 R)
• M12: 16,241,242 km (0.084 R)
• M13: 25,320,337 km (0.086 R)
• M14: 25,558,647 km (0.034 R)
• M15: 31,602,401 km (0.107 R)
• M16: 32,156,960 km (0.045 R)
• M17: 32,436,558 km (0.116 R)
• M18: 36,070,739 km (0.083 R)
• M19: 38,533,719 km (0.037 R)
• M20: 43,279,861 km (0.104 R)
• M21: 49,137,814 km (0.079 R)
• M22: 50,069,061 km (0.087 R)
• M23: 53,912,230 km (0.098 R)
• M24: 56,107,429 km (0.082 R)
• M25: 59,827,180 km (0.081 R)
• M26: 64,149,213 km (0.111 R)
• M27: 64,814,923 km (0.093 R)
• M28: 68,213,039 km (0.09 R)
• M29: 70,307,708 km (0.061 R)
• M30: 70,779,091 km (0.108 R)
• M31: 73,651,071 km (0.103 R)
• M32: 75,115,784 km (0.046 R)
• M33: 75,855,246 km (0.053 R)
• M34: 76,599,795 km (0.056 R)
• M35: 80,395,092 km (0.063 R)
• M36: 88,084,722 km (0.11 R)
• M37: 90,845,850 km (0.063 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 17,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit