🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.6

Radius: 8.4

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.75 AU - 0.99 AU

Year: 570 Days

Day: 7.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,766,931 km

• M1: 105,167 km (0.109 R)
• M2: 371,302 km (0.102 R)
• M3: 707,748 km (0.08 R)
• M4: 1,005,148 km (0.084 R)
• M5: 1,520,064 km (0.065 R)
• M6: 2,072,230 km (0.07 R)
• M7: 2,538,077 km (0.117 R)
• M8: 3,801,581 km (0.116 R)
• M9: 5,181,621 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38

Radius: 13.5

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.03 AU - 1.05 AU

Year: 746 Days

Day: 12.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 62,766,931 km

• M1: 226,342 km (0.072 R)
• M2: 704,157 km (0.082 R)
• M3: 1,180,926 km (0.105 R)
• M4: 2,701,738 km (0.113 R)
• M5: 3,156,066 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.8

Radius: 11.7

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.59 AU - 3.07 AU

Year: 3346 Days

Day: 12.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,766,931 km

• M1: 146,157 km (0.112 R)
• M2: 559,945 km (0.088 R)
• M3: 1,010,982 km (0.102 R)
• M4: 1,375,552 km (0.074 R)
• M5: 1,758,224 km (0.085 R)
• M6: 3,081,567 km (0.118 R)
• M7: 3,837,036 km (0.099 R)
• M8: 4,732,529 km (0.078 R)
• M9: 5,373,556 km (0.098 R)
• M10: 5,856,308 km (0.098 R)
• M11: 6,443,180 km (0.114 R)
• M12: 6,935,357 km (0.062 R)
• M13: 8,412,187 km (0.089 R)
• M14: 10,400,343 km (0.104 R)
• M15: 11,006,215 km (0.034 R)
• M16: 12,564,576 km (0.049 R)
• M17: 14,135,802 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194

Radius: 9.9

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.72 AU - 5.52 AU

Year: 6980 Days

Day: 6.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,766,931 km

• M1: 123,119 km (0.065 R)
• M2: 581,786 km (0.077 R)
• M3: 961,466 km (0.097 R)
• M4: 1,412,503 km (0.078 R)
• M5: 2,151,816 km (0.117 R)
• M6: 3,022,775 km (0.105 R)
• M7: 3,982,595 km (0.099 R)
• M8: 5,500,115 km (0.104 R)
• M9: 5,884,133 km (0.046 R)
• M10: 6,584,101 km (0.115 R)
• M11: 7,080,766 km (0.097 R)
• M12: 9,360,788 km (0.081 R)
• M13: 11,331,291 km (0.113 R)
• M14: 12,553,805 km (0.104 R)
• M15: 14,993,596 km (0.116 R)
• M16: 15,312,539 km (0.083 R)
• M17: 17,206,897 km (0.081 R)
• M18: 18,391,413 km (0.098 R)
• M19: 19,003,717 km (0.105 R)
• M20: 19,629,634 km (0.073 R)
• M21: 21,928,654 km (0.099 R)
• M22: 23,037,324 km (0.083 R)
• M23: 24,328,503 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.6

Radius: 7.6

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.94 AU - 6.92 AU

Year: 10151 Days

Day: 16.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,766,931 km

• M1: 98,286 km (0.077 R)
• M2: 373,546 km (0.098 R)
• M3: 617,839 km (0.11 R)
• M4: 867,967 km (0.067 R)
• M5: 2,731,358 km (0.066 R)
• M6: 3,222,189 km (0.078 R)
• M7: 3,905,552 km (0.116 R)
• M8: 7,520,135 km (0.11 R)
• M9: 8,993,674 km (0.082 R)
• M10: 9,862,389 km (0.095 R)
• M11: 11,152,222 km (0.053 R)
• M12: 12,351,548 km (0.096 R)
• M13: 13,266,638 km (0.118 R)
• M14: 13,687,457 km (0.036 R)
• M15: 15,926,937 km (0.091 R)
• M16: 16,948,840 km (0.061 R)
• M17: 20,834,645 km (0.108 R)
• M18: 26,415,543 km (0.09 R)
• M19: 26,747,202 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.2

Radius: 3.1

Gravity: 43.41 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.67 AU - 9.47 AU

Year: 19201 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,766,931 km

• M1: 39,045 km (0.102 R)
• M2: 214,374 km (0.088 R)
• M3: 410,497 km (0.104 R)
• M4: 619,485 km (0.113 R)
• M5: 772,224 km (0.115 R)
• M6: 1,018,612 km (0.056 R)
• M7: 1,286,990 km (0.103 R)
• M8: 1,506,002 km (0.07 R)
• M9: 2,334,026 km (0.089 R)
• M10: 3,241,786 km (0.102 R)
• M11: 3,399,761 km (0.062 R)
• M12: 3,590,498 km (0.091 R)
• M13: 3,904,504 km (0.08 R)
• M14: 6,064,997 km (0.036 R)
• M15: 7,463,737 km (0.1 R)
• M16: 8,310,611 km (0.114 R)
• M17: 8,656,630 km (0.107 R)
• M18: 9,012,225 km (0.057 R)
• M19: 10,137,201 km (0.117 R)
• M20: 11,232,706 km (0.069 R)
• M21: 12,726,141 km (0.116 R)
• M22: 12,921,666 km (0.09 R)
• M23: 13,723,809 km (0.091 R)
• M24: 17,504,896 km (0.094 R)
• M25: 17,909,259 km (0.034 R)
• M26: 21,832,164 km (0.062 R)
• M27: 25,664,263 km (0.063 R)
• M28: 32,639,712 km (0.084 R)
• M29: 35,518,274 km (0.076 R)
• M30: 35,905,883 km (0.105 R)
• M31: 36,426,932 km (0.109 R)
• M32: 37,885,810 km (0.101 R)
• M33: 38,970,993 km (0.083 R)
• M34: 39,659,592 km (0.119 R)
• M35: 40,216,396 km (0.045 R)
• M36: 53,820,228 km (0.089 R)
• M37: 58,717,314 km (0.117 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 15,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit