🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.4

Radius: 9.3

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.64 AU - 0.78 AU

Year: 386 Days

Day: 10.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,414,877 km

• M1: 115,639 km (0.109 R)
• M2: 479,611 km (0.051 R)
• M3: 830,717 km (0.116 R)
• M4: 1,651,710 km (0.111 R)
• M5: 2,057,420 km (0.099 R)
• M6: 2,404,636 km (0.1 R)
• M7: 2,718,493 km (0.063 R)
• M8: 3,026,814 km (0.068 R)
• M9: 3,564,020 km (0.104 R)
• M10: 3,868,900 km (0.071 R)
• M11: 4,274,610 km (0.076 R)
• M12: 5,139,734 km (0.043 R)
• M13: 5,496,824 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.7

Radius: 12.3

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.79 AU - 1.11 AU

Year: 598 Days

Day: 12.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,414,877 km

• M1: 153,039 km (0.1 R)
• M2: 560,394 km (0.083 R)
• M3: 968,796 km (0.101 R)
• M4: 1,691,802 km (0.055 R)
• M5: 2,092,874 km (0.117 R)
• M6: 2,805,409 km (0.113 R)
• M7: 3,362,063 km (0.111 R)
• M8: 3,851,248 km (0.102 R)
• M9: 4,494,818 km (0.116 R)
• M10: 4,990,286 km (0.054 R)
• M11: 5,469,149 km (0.102 R)
• M12: 6,322,754 km (0.092 R)
• M13: 6,720,684 km (0.117 R)
• M14: 7,114,276 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.9

Radius: 8.6

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.26 AU - 2.06 AU

Year: 1381 Days

Day: 15 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,414,877 km

• M1: 106,962 km (0.116 R)
• M2: 420,520 km (0.087 R)
• M3: 1,150,557 km (0.082 R)
• M4: 1,727,556 km (0.102 R)
• M5: 2,435,005 km (0.107 R)
• M6: 3,514,204 km (0.096 R)
• M7: 3,972,123 km (0.096 R)
• M8: 5,565,639 km (0.092 R)
• M9: 9,565,138 km (0.105 R)
• M10: 9,955,589 km (0.104 R)
• M11: 11,190,968 km (0.087 R)
• M12: 11,515,296 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.5

Radius: 10.4

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.36 AU - 2.66 AU

Year: 2568 Days

Day: 5.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,414,877 km

• M1: 129,402 km (0.106 R)
• M2: 546,780 km (0.106 R)
• M3: 878,140 km (0.099 R)
• M4: 1,415,645 km (0.069 R)
• M5: 1,755,381 km (0.093 R)
• M6: 2,942,441 km (0.06 R)
• M7: 3,432,822 km (0.037 R)
• M8: 3,821,478 km (0.055 R)
• M9: 4,427,798 km (0.093 R)
• M10: 5,097,248 km (0.098 R)
• M11: 5,555,167 km (0.07 R)
• M12: 7,760,988 km (0.079 R)
• M13: 9,677,785 km (0.045 R)
• M14: 10,268,099 km (0.108 R)
• M15: 11,158,804 km (0.119 R)
• M16: 12,269,269 km (0.079 R)
• M17: 13,049,422 km (0.087 R)
• M18: 14,001,014 km (0.088 R)
• M19: 14,613,019 km (0.076 R)
• M20: 15,439,996 km (0.09 R)
• M21: 19,119,655 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.9

Radius: 12.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.82 AU - 4.42 AU

Year: 4447 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,414,877 km

• M1: 160,369 km (0.111 R)
• M2: 636,539 km (0.1 R)
• M3: 1,064,389 km (0.078 R)
• M4: 1,529,040 km (0.089 R)
• M5: 2,003,863 km (0.103 R)
• M6: 2,958,597 km (0.054 R)
• M7: 5,117,145 km (0.105 R)
• M8: 6,107,782 km (0.08 R)
• M9: 7,599,123 km (0.025 R)
• M10: 8,656,930 km (0.096 R)
• M11: 10,974,051 km (0.119 R)
• M12: 12,179,660 km (0.077 R)
• M13: 13,014,566 km (0.049 R)
• M14: 13,523,199 km (0.086 R)
• M15: 14,853,273 km (0.108 R)
• M16: 17,160,222 km (0.107 R)
• M17: 17,648,809 km (0.081 R)
• M18: 18,589,929 km (0.118 R)
• M19: 21,969,943 km (0.073 R)
• M20: 22,546,344 km (0.12 R)
• M21: 24,259,987 km (0.052 R)
• M22: 27,610,830 km (0.043 R)
• M23: 28,113,479 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.9

Radius: 13.4

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.47 AU - 4.79 AU

Year: 5419 Days

Day: 7.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,414,877 km

• M1: 166,951 km (0.115 R)
• M2: 635,043 km (0.091 R)
• M3: 1,109,717 km (0.11 R)
• M4: 1,704,518 km (0.057 R)
• M5: 2,639,206 km (0.115 R)
• M6: 3,572,098 km (0.056 R)
• M7: 4,892,150 km (0.107 R)
• M8: 5,481,116 km (0.042 R)
• M9: 5,997,827 km (0.034 R)
• M10: 7,063,114 km (0.084 R)
• M11: 7,924,349 km (0.05 R)
• M12: 8,624,616 km (0.067 R)
• M13: 9,406,116 km (0.116 R)
• M14: 10,064,945 km (0.085 R)
• M15: 11,520,981 km (0.116 R)
• M16: 12,469,282 km (0.113 R)
• M17: 13,469,044 km (0.12 R)
• M18: 15,178,948 km (0.117 R)
• M19: 15,970,919 km (0.026 R)
• M20: 17,029,324 km (0.08 R)
• M21: 18,832,427 km (0.105 R)
• M22: 20,282,779 km (0.117 R)
• M23: 21,383,520 km (0.068 R)
• M24: 22,596,459 km (0.092 R)
• M25: 25,393,939 km (0.071 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 16,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit