🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.2

Radius: 9

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.58 AU - 0.94 AU

Year: 457 Days

Day: 6.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 72.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,479,504 km

• M1: 112,049 km (0.1 R)
• M2: 410,197 km (0.038 R)
• M3: 1,179,430 km (0.026 R)
• M4: 1,501,514 km (0.083 R)
• M5: 1,882,689 km (0.094 R)
• M6: 2,468,814 km (0.098 R)
• M7: 2,768,458 km (0.112 R)
• M8: 3,393,927 km (0.115 R)
• M9: 3,689,532 km (0.106 R)
• M10: 4,592,655 km (0.107 R)
• M11: 5,002,104 km (0.102 R)
• M12: 5,501,910 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.9

Radius: 10.4

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.24 AU - 1.72 AU

Year: 1243 Days

Day: 10.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,479,504 km

• M1: 131,347 km (0.113 R)
• M2: 904,319 km (0.078 R)
• M3: 1,749,397 km (0.109 R)
• M4: 2,102,897 km (0.093 R)
• M5: 3,308,207 km (0.089 R)
• M6: 4,711,585 km (0.118 R)

Asteroid Belt

Center: 1.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.7

Radius: 11.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.24 AU - 2.36 AU

Year: 2408 Days

Day: 7.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,479,504 km

• M1: 138,079 km (0.087 R)
• M2: 515,514 km (0.109 R)
• M3: 1,071,270 km (0.098 R)
• M4: 1,651,560 km (0.113 R)
• M5: 3,058,379 km (0.118 R)
• M6: 3,553,099 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.6

Radius: 9.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.55 AU - 4.63 AU

Year: 5709 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,479,504 km

• M1: 115,789 km (0.088 R)
• M2: 469,139 km (0.094 R)
• M3: 775,216 km (0.109 R)
• M4: 1,083,986 km (0.114 R)
• M5: 1,380,340 km (0.112 R)
• M6: 1,683,126 km (0.093 R)
• M7: 2,379,953 km (0.105 R)
• M8: 2,684,683 km (0.092 R)
• M9: 3,354,283 km (0.119 R)
• M10: 6,486,863 km (0.078 R)
• M11: 7,654,325 km (0.052 R)
• M12: 8,288,171 km (0.116 R)
• M13: 9,943,770 km (0.063 R)
• M14: 11,089,840 km (0.096 R)
• M15: 11,490,762 km (0.118 R)
• M16: 12,368,902 km (0.103 R)
• M17: 13,541,300 km (0.047 R)
• M18: 13,896,745 km (0.082 R)
• M19: 14,626,633 km (0.119 R)
• M20: 16,794,306 km (0.11 R)
• M21: 17,323,433 km (0.115 R)
• M22: 19,487,516 km (0.056 R)
• M23: 20,801,883 km (0.09 R)
• M24: 21,412,242 km (0.115 R)
• M25: 25,328,266 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.5

Radius: 6

Gravity: 17.74 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.02 AU - 8.84 AU

Year: 15414 Days

Day: 22.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,479,504 km

• M1: 74,799 km (0.069 R)
• M2: 469,737 km (0.119 R)
• M3: 694,882 km (0.102 R)
• M4: 894,894 km (0.042 R)
• M5: 1,793,529 km (0.106 R)
• M6: 3,059,576 km (0.109 R)
• M7: 3,287,114 km (0.111 R)
• M8: 4,313,056 km (0.104 R)
• M9: 5,036,212 km (0.077 R)
• M10: 5,723,465 km (0.111 R)
• M11: 6,636,760 km (0.068 R)
• M12: 10,457,190 km (0.099 R)
• M13: 12,125,057 km (0.083 R)
• M14: 12,956,522 km (0.061 R)
• M15: 17,371,305 km (0.028 R)
• M16: 20,220,695 km (0.089 R)
• M17: 22,504,456 km (0.115 R)
• M18: 31,312,330 km (0.065 R)
• M19: 34,106,370 km (0.099 R)
• M20: 37,459,905 km (0.119 R)
• M21: 40,463,980 km (0.11 R)
• M22: 41,168,436 km (0.106 R)
• M23: 45,567,811 km (0.052 R)
• M24: 46,024,234 km (0.081 R)
• M25: 47,101,189 km (0.052 R)
• M26: 48,668,526 km (0.071 R)
• M27: 49,625,503 km (0.04 R)
• M28: 51,248,191 km (0.074 R)
• M29: 57,382,901 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 16,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit