🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.7

Radius: 10.2

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.42 AU - 0.7 AU

Year: 284 Days

Day: 5.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,088,708 km

• M1: 126,859 km (0.082 R)
• M2: 501,901 km (0.112 R)
• M3: 922,869 km (0.092 R)
• M4: 1,389,914 km (0.102 R)
• M5: 1,772,585 km (0.114 R)
• M6: 2,279,722 km (0.089 R)
• M7: 2,649,677 km (0.093 R)
• M8: 3,002,728 km (0.097 R)
• M9: 3,377,022 km (0.095 R)
• M10: 3,705,240 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.5

Radius: 13.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.2 AU - 1.64 AU

Year: 1148 Days

Day: 12.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,088,708 km

• M1: 180,116 km (0.118 R)
• M2: 828,174 km (0.093 R)
• M3: 1,257,968 km (0.119 R)
• M4: 2,165,280 km (0.092 R)
• M5: 3,138,414 km (0.025 R)
• M6: 3,605,608 km (0.073 R)
• M7: 4,267,728 km (0.086 R)
• M8: 7,637,420 km (0.101 R)
• M9: 8,383,614 km (0.096 R)
• M10: 9,093,606 km (0.112 R)
• M11: 10,294,129 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.8

Radius: 12

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.61 AU - 2.43 AU

Year: 1947 Days

Day: 14.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,088,708 km

• M1: 150,795 km (0.114 R)
• M2: 524,041 km (0.069 R)
• M3: 1,088,923 km (0.094 R)
• M4: 1,868,926 km (0.071 R)
• M5: 2,288,249 km (0.087 R)
• M6: 2,734,948 km (0.094 R)
• M7: 3,746,978 km (0.035 R)
• M8: 4,405,208 km (0.088 R)
• M9: 4,903,818 km (0.04 R)
• M10: 5,692,648 km (0.083 R)
• M11: 8,756,263 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.3

Radius: 13.9

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.84 AU - 2.54 AU

Year: 2198 Days

Day: 13.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 31,088,708 km

• M1: 191,934 km (0.085 R)
• M2: 720,463 km (0.112 R)
• M3: 1,246,749 km (0.114 R)
• M4: 6,127,080 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.2

Radius: 14.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.98 AU - 3.14 AU

Year: 2778 Days

Day: 5.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,088,708 km

• M1: 189,092 km (0.088 R)
• M2: 650,751 km (0.061 R)
• M3: 1,129,314 km (0.092 R)
• M4: 1,589,926 km (0.1 R)
• M5: 2,244,118 km (0.051 R)
• M6: 3,590,199 km (0.059 R)
• M7: 4,143,263 km (0.089 R)
• M8: 5,869,472 km (0.118 R)
• M9: 6,951,663 km (0.096 R)
• M10: 7,693,220 km (0.108 R)
• M11: 9,834,115 km (0.106 R)
• M12: 10,464,221 km (0.105 R)
• M13: 11,359,415 km (0.11 R)
• M14: 13,125,568 km (0.1 R)
• M15: 13,662,325 km (0.092 R)
• M16: 17,623,976 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.2

Radius: 9.7

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.25 AU - 4.03 AU

Year: 4710 Days

Day: 8.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,088,708 km

• M1: 121,025 km (0.049 R)
• M2: 1,195,885 km (0.114 R)
• M3: 1,895,555 km (0.097 R)
• M4: 2,228,559 km (0.119 R)
• M5: 4,279,546 km (0.092 R)
• M6: 5,546,191 km (0.113 R)
• M7: 9,282,249 km (0.081 R)
• M8: 9,696,186 km (0.114 R)
• M9: 10,560,862 km (0.1 R)
• M10: 10,966,422 km (0.047 R)
• M11: 12,845,371 km (0.12 R)
• M12: 13,464,257 km (0.087 R)
• M13: 13,995,180 km (0.091 R)
• M14: 16,318,884 km (0.065 R)
• M15: 17,353,802 km (0.043 R)
• M16: 17,855,703 km (0.083 R)
• M17: 22,226,055 km (0.118 R)
• M18: 22,892,962 km (0.075 R)
• M19: 26,100,640 km (0.113 R)
• M20: 26,511,286 km (0.105 R)
• M21: 29,774,315 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 8.6

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.18 AU - 4.6 AU

Year: 6239 Days

Day: 5.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 31,088,708 km

• M1: 122,221 km (0.062 R)
• M2: 474,225 km (0.068 R)
• M3: 878,289 km (0.113 R)
• M4: 1,210,247 km (0.111 R)
• M5: 1,625,979 km (0.059 R)
• M6: 3,063,914 km (0.066 R)
• M7: 3,707,484 km (0.053 R)
• M8: 4,216,715 km (0.095 R)
• M9: 4,590,111 km (0.11 R)
• M10: 5,577,009 km (0.097 R)
• M11: 7,001,779 km (0.112 R)
• M12: 7,384,151 km (0.099 R)
• M13: 8,536,952 km (0.078 R)
• M14: 9,550,777 km (0.105 R)
• M15: 10,597,663 km (0.069 R)
• M16: 11,289,703 km (0.087 R)
• M17: 12,308,614 km (0.098 R)
• M18: 12,610,652 km (0.026 R)
• M19: 13,653,648 km (0.108 R)
• M20: 16,633,039 km (0.078 R)
• M21: 17,758,015 km (0.045 R)
• M22: 19,403,442 km (0.114 R)
• M23: 20,158,762 km (0.102 R)
• M24: 20,508,522 km (0.091 R)
• M25: 20,933,529 km (0.099 R)
• M26: 22,768,048 km (0.09 R)
• M27: 23,996,845 km (0.053 R)
• M28: 26,922,381 km (0.06 R)
• M29: 27,861,706 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 10,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit