🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.3

Radius: 8.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.47 AU - 0.67 AU

Year: 292 Days

Day: 8.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,179,128 km

• M1: 105,766 km (0.102 R)
• M2: 594,203 km (0.113 R)
• M3: 865,124 km (0.091 R)
• M4: 1,221,018 km (0.098 R)
• M5: 2,740,932 km (0.058 R)
• M6: 3,430,130 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.9

Radius: 12

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.13 AU - 3.21 AU

Year: 3828 Days

Day: 6.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,179,128 km

• M1: 149,299 km (0.073 R)
• M2: 590,463 km (0.043 R)
• M3: 1,088,025 km (0.118 R)
• M4: 1,703,321 km (0.088 R)
• M5: 2,705,328 km (0.107 R)
• M6: 3,279,335 km (0.107 R)
• M7: 3,657,818 km (0.118 R)
• M8: 4,246,186 km (0.111 R)
• M9: 6,613,572 km (0.113 R)
• M10: 7,058,626 km (0.074 R)
• M11: 7,728,974 km (0.09 R)
• M12: 8,187,043 km (0.042 R)
• M13: 11,018,182 km (0.12 R)
• M14: 12,390,444 km (0.061 R)
• M15: 13,217,121 km (0.047 R)
• M16: 14,080,152 km (0.112 R)
• M17: 14,818,716 km (0.108 R)
• M18: 18,842,151 km (0.065 R)
• M19: 20,000,787 km (0.101 R)
• M20: 21,002,045 km (0.113 R)
• M21: 21,618,687 km (0.058 R)
• M22: 22,318,058 km (0.052 R)
• M23: 25,964,655 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.8

Radius: 14.5

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.61 AU - 3.71 AU

Year: 4749 Days

Day: 9.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,179,128 km

• M1: 180,415 km (0.101 R)
• M2: 770,579 km (0.081 R)
• M3: 1,242,111 km (0.095 R)
• M4: 2,105,590 km (0.09 R)
• M5: 2,681,392 km (0.111 R)
• M6: 5,345,730 km (0.112 R)
• M7: 6,401,143 km (0.089 R)
• M8: 7,367,396 km (0.056 R)
• M9: 8,290,864 km (0.093 R)
• M10: 8,996,816 km (0.09 R)
• M11: 10,938,148 km (0.054 R)
• M12: 15,954,314 km (0.072 R)
• M13: 16,549,863 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 10.2

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.38 AU - 5.98 AU

Year: 7996 Days

Day: 7.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,179,128 km

• M1: 126,859 km (0.069 R)
• M2: 452,085 km (0.089 R)
• M3: 796,010 km (0.102 R)
• M4: 1,302,100 km (0.086 R)
• M5: 1,636,750 km (0.116 R)
• M6: 2,434,705 km (0.057 R)
• M7: 3,690,879 km (0.081 R)
• M8: 4,732,379 km (0.097 R)
• M9: 5,538,562 km (0.114 R)
• M10: 7,315,635 km (0.109 R)
• M11: 8,827,172 km (0.081 R)
• M12: 10,628,031 km (0.101 R)
• M13: 11,470,118 km (0.119 R)
• M14: 12,661,515 km (0.09 R)
• M15: 15,938,456 km (0.051 R)
• M16: 17,166,804 km (0.09 R)
• M17: 18,656,201 km (0.118 R)
• M18: 19,466,722 km (0.03 R)
• M19: 20,159,809 km (0.12 R)
• M20: 21,521,898 km (0.098 R)
• M21: 22,338,104 km (0.117 R)
• M22: 22,944,573 km (0.085 R)
• M23: 23,484,023 km (0.087 R)
• M24: 25,810,121 km (0.034 R)
• M25: 28,373,779 km (0.043 R)
• M26: 29,899,528 km (0.109 R)
• M27: 31,384,885 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.8

Radius: 7.9

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.39 AU - 10.19 AU

Year: 16189 Days

Day: 17.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,179,128 km

• M1: 104,868 km (0.094 R)
• M2: 490,980 km (0.068 R)
• M3: 1,048,083 km (0.086 R)
• M4: 1,388,717 km (0.12 R)
• M5: 1,853,218 km (0.108 R)
• M6: 2,376,661 km (0.097 R)
• M7: 3,913,630 km (0.036 R)
• M8: 4,676,579 km (0.12 R)
• M9: 5,681,877 km (0.088 R)
• M10: 7,295,290 km (0.091 R)
• M11: 9,091,212 km (0.097 R)
• M12: 9,714,736 km (0.11 R)
• M13: 13,202,311 km (0.116 R)
• M14: 14,344,042 km (0.049 R)
• M15: 15,696,557 km (0.118 R)
• M16: 17,523,895 km (0.119 R)
• M17: 24,437,710 km (0.107 R)
• M18: 25,641,075 km (0.066 R)
• M19: 38,703,662 km (0.1 R)
• M20: 45,063,217 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.9

Radius: 5.5

Gravity: 15.8 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.11 AU - 9.63 AU

Year: 16424 Days

Day: 21.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,179,128 km

• M1: 70,311 km (0.088 R)
• M2: 256,112 km (0.066 R)
• M3: 541,245 km (0.12 R)
• M4: 916,586 km (0.115 R)
• M5: 1,451,249 km (0.101 R)
• M6: 2,078,812 km (0.077 R)
• M7: 2,826,203 km (0.119 R)
• M8: 3,601,868 km (0.09 R)
• M9: 4,112,595 km (0.109 R)
• M10: 6,088,633 km (0.084 R)
• M11: 7,065,358 km (0.097 R)
• M12: 8,918,576 km (0.033 R)
• M13: 9,956,636 km (0.094 R)
• M14: 13,885,226 km (0.115 R)
• M15: 16,527,423 km (0.033 R)
• M16: 17,062,535 km (0.073 R)
• M17: 17,767,290 km (0.062 R)
• M18: 18,409,813 km (0.119 R)
• M19: 20,517,647 km (0.112 R)
• M20: 22,131,359 km (0.075 R)
• M21: 22,594,215 km (0.106 R)
• M22: 24,608,850 km (0.117 R)
• M23: 24,906,101 km (0.081 R)
• M24: 25,406,805 km (0.11 R)
• M25: 26,325,037 km (0.09 R)
• M26: 31,134,458 km (0.116 R)
• M27: 33,623,468 km (0.097 R)
• M28: 34,853,910 km (0.057 R)
• M29: 41,180,255 km (0.11 R)
• M30: 45,054,540 km (0.054 R)
• M31: 45,797,743 km (0.092 R)
• M32: 49,794,250 km (0.113 R)
• M33: 53,684,093 km (0.112 R)
• M34: 57,423,442 km (0.113 R)
• M35: 58,296,944 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 14,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit