🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587

Radius: 9.2

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.73 AU - 0.91 AU

Year: 487 Days

Day: 5.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,566,921 km

• M1: 128,056 km (0.111 R)
• M2: 728,990 km (0.028 R)
• M3: 1,089,521 km (0.113 R)
• M4: 1,401,433 km (0.059 R)
• M5: 1,758,224 km (0.106 R)
• M6: 2,451,311 km (0.062 R)
• M7: 3,245,675 km (0.084 R)
• M8: 4,457,867 km (0.096 R)
• M9: 5,000,159 km (0.107 R)
• M10: 5,336,455 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.2

Radius: 14.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.86 AU - 2.94 AU

Year: 2439 Days

Day: 10 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,566,921 km

• M1: 189,989 km (0.103 R)
• M2: 684,560 km (0.112 R)
• M3: 1,472,641 km (0.095 R)
• M4: 2,182,783 km (0.061 R)
• M5: 3,415,619 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425

Radius: 9.1

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.34 AU - 4.44 AU

Year: 5033 Days

Day: 7.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,566,921 km

• M1: 113,246 km (0.062 R)
• M2: 469,139 km (0.071 R)
• M3: 989,141 km (0.109 R)
• M4: 1,386,174 km (0.12 R)
• M5: 2,175,153 km (0.116 R)
• M6: 2,787,008 km (0.1 R)
• M7: 6,280,867 km (0.072 R)
• M8: 10,549,492 km (0.103 R)
• M9: 13,648,562 km (0.085 R)
• M10: 17,072,558 km (0.115 R)
• M11: 21,368,111 km (0.111 R)
• M12: 22,404,226 km (0.099 R)
• M13: 23,256,934 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.5

Radius: 15

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.12 AU - 5.18 AU

Year: 5546 Days

Day: 13.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,566,921 km

• M1: 186,549 km (0.118 R)
• M2: 688,749 km (0.112 R)
• M3: 1,397,843 km (0.106 R)
• M4: 1,868,477 km (0.112 R)
• M5: 2,431,414 km (0.118 R)
• M6: 2,905,041 km (0.111 R)
• M7: 3,733,514 km (0.08 R)
• M8: 4,842,782 km (0.06 R)
• M9: 6,377,806 km (0.116 R)
• M10: 6,922,791 km (0.1 R)
• M11: 7,745,430 km (0.103 R)
• M12: 8,329,460 km (0.109 R)
• M13: 9,504,102 km (0.083 R)
• M14: 11,751,062 km (0.119 R)
• M15: 14,550,338 km (0.068 R)
• M16: 16,076,086 km (0.091 R)
• M17: 16,908,000 km (0.109 R)
• M18: 19,048,147 km (0.103 R)
• M19: 22,006,894 km (0.082 R)
• M20: 22,736,632 km (0.072 R)
• M21: 23,557,775 km (0.092 R)
• M22: 24,167,536 km (0.073 R)
• M23: 24,787,619 km (0.103 R)
• M24: 25,339,037 km (0.082 R)
• M25: 26,876,903 km (0.111 R)
• M26: 28,734,460 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.6

Radius: 6.8

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.92 AU - 9.98 AU

Year: 16114 Days

Day: 23.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,566,921 km

• M1: 162,463 km (0.116 R)
• M2: 684,261 km (0.052 R)
• M3: 1,007,392 km (0.104 R)
• M4: 1,377,348 km (0.029 R)
• M5: 1,652,608 km (0.109 R)
• M6: 1,915,152 km (0.086 R)
• M7: 2,259,676 km (0.078 R)
• M8: 3,522,132 km (0.052 R)
• M9: 6,373,168 km (0.036 R)
• M10: 6,597,715 km (0.106 R)
• M11: 7,591,045 km (0.099 R)
• M12: 8,058,239 km (0.068 R)
• M13: 8,276,951 km (0.074 R)
• M14: 8,910,348 km (0.112 R)
• M15: 9,382,180 km (0.081 R)
• M16: 11,219,840 km (0.088 R)
• M17: 14,025,997 km (0.097 R)
• M18: 16,696,170 km (0.07 R)
• M19: 18,831,530 km (0.099 R)
• M20: 25,372,098 km (0.119 R)
• M21: 26,898,595 km (0.084 R)
• M22: 30,873,709 km (0.066 R)
• M23: 33,168,391 km (0.117 R)
• M24: 36,520,580 km (0.056 R)
• M25: 44,840,615 km (0.032 R)
• M26: 45,252,458 km (0.063 R)
• M27: 47,207,852 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.9

Radius: 4.8

Gravity: 37.67 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.85 AU - 9.59 AU

Year: 16892 Days

Day: 22.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,566,921 km

• M1: 61,036 km (0.115 R)
• M2: 248,781 km (0.075 R)
• M3: 831,764 km (0.102 R)
• M4: 1,153,998 km (0.052 R)
• M5: 2,491,104 km (0.084 R)
• M6: 3,078,126 km (0.073 R)
• M7: 3,348,300 km (0.069 R)
• M8: 4,870,757 km (0.112 R)
• M9: 7,498,294 km (0.113 R)
• M10: 7,789,262 km (0.068 R)
• M11: 8,291,013 km (0.088 R)
• M12: 9,358,843 km (0.106 R)
• M13: 10,818,469 km (0.045 R)
• M14: 11,190,070 km (0.107 R)
• M15: 11,379,162 km (0.117 R)
• M16: 16,662,510 km (0.095 R)
• M17: 17,493,825 km (0.113 R)
• M18: 17,748,591 km (0.071 R)
• M19: 18,265,451 km (0.101 R)
• M20: 21,872,256 km (0.049 R)
• M21: 27,154,557 km (0.096 R)
• M22: 34,541,700 km (0.115 R)
• M23: 43,939,737 km (0.118 R)
• M24: 44,096,216 km (0.11 R)
• M25: 46,326,870 km (0.05 R)
• M26: 62,290,160 km (0.062 R)
• M27: 70,952,325 km (0.071 R)
• M28: 72,469,846 km (0.12 R)
• M29: 73,126,730 km (0.096 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: 328 - 13,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit