🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.2

Radius: 11.7

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.64 AU - 1.06 AU

Year: 541 Days

Day: 6.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,139,102 km

• M1: 145,559 km (0.088 R)
• M2: 694,134 km (0.028 R)
• M3: 1,060,051 km (0.066 R)
• M4: 1,568,085 km (0.028 R)
• M5: 2,188,617 km (0.06 R)
• M6: 2,653,118 km (0.098 R)
• M7: 3,098,022 km (0.117 R)
• M8: 3,619,371 km (0.107 R)
• M9: 4,472,378 km (0.079 R)
• M10: 4,855,797 km (0.12 R)
• M11: 5,226,650 km (0.101 R)
• M12: 5,652,705 km (0.112 R)
• M13: 7,179,651 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 14.2

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.84 AU - 2.3 AU

Year: 2056 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,139,102 km

• M1: 176,675 km (0.083 R)
• M2: 618,288 km (0.088 R)
• M3: 1,490,144 km (0.1 R)
• M4: 2,292,139 km (0.119 R)
• M5: 3,198,253 km (0.099 R)
• M6: 3,709,728 km (0.101 R)
• M7: 5,406,766 km (0.045 R)
• M8: 5,902,534 km (0.047 R)
• M9: 6,502,571 km (0.098 R)
• M10: 8,024,579 km (0.114 R)
• M11: 8,551,613 km (0.061 R)
• M12: 9,101,534 km (0.114 R)
• M13: 12,406,600 km (0.099 R)
• M14: 13,680,426 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.3

Radius: 15

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.03 AU - 3.31 AU

Year: 3011 Days

Day: 11.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,139,102 km

• M1: 187,895 km (0.066 R)
• M2: 785,838 km (0.099 R)
• M3: 1,738,926 km (0.077 R)
• M4: 2,222,875 km (0.089 R)
• M5: 3,271,855 km (0.029 R)
• M6: 3,740,545 km (0.096 R)
• M7: 4,275,956 km (0.112 R)
• M8: 5,658,240 km (0.101 R)
• M9: 7,510,561 km (0.072 R)
• M10: 8,131,542 km (0.055 R)
• M11: 8,964,802 km (0.096 R)
• M12: 10,761,323 km (0.107 R)
• M13: 11,340,267 km (0.092 R)
• M14: 13,063,634 km (0.097 R)
• M15: 14,703,676 km (0.08 R)
• M16: 15,262,573 km (0.109 R)
• M17: 19,218,838 km (0.093 R)
• M18: 20,509,120 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841

Radius: 13.7

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.51 AU - 3.71 AU

Year: 4734 Days

Day: 10 Hours

Environment

Temp: -227 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,139,102 km

• M1: 170,542 km (0.043 R)
• M2: 615,296 km (0.119 R)
• M3: 1,569,431 km (0.032 R)
• M4: 2,110,527 km (0.086 R)
• M5: 3,149,334 km (0.117 R)
• M6: 3,840,776 km (0.106 R)
• M7: 4,405,807 km (0.117 R)
• M8: 4,892,000 km (0.084 R)
• M9: 6,474,147 km (0.094 R)
• M10: 7,312,942 km (0.103 R)
• M11: 8,337,089 km (0.057 R)
• M12: 9,247,991 km (0.08 R)
• M13: 11,937,910 km (0.097 R)
• M14: 12,432,331 km (0.113 R)
• M15: 12,940,365 km (0.06 R)
• M16: 14,271,338 km (0.091 R)
• M17: 16,649,196 km (0.118 R)
• M18: 18,093,114 km (0.104 R)
• M19: 19,687,379 km (0.109 R)
• M20: 21,445,752 km (0.066 R)
• M21: 21,882,877 km (0.106 R)
• M22: 22,400,336 km (0.093 R)
• M23: 24,237,099 km (0.087 R)
• M24: 26,923,877 km (0.107 R)
• M25: 28,121,707 km (0.098 R)
• M26: 30,807,587 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.3

Radius: 12.2

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.62 AU - 3.98 AU

Year: 5113 Days

Day: 5.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,139,102 km

• M1: 153,787 km (0.113 R)
• M2: 565,630 km (0.098 R)
• M3: 1,254,977 km (0.117 R)
• M4: 1,814,622 km (0.117 R)
• M5: 2,835,179 km (0.099 R)
• M6: 3,727,530 km (0.101 R)
• M7: 12,766,981 km (0.118 R)
• M8: 13,555,213 km (0.052 R)
• M9: 17,271,822 km (0.115 R)
• M10: 17,870,363 km (0.09 R)
• M11: 18,731,598 km (0.104 R)
• M12: 19,236,042 km (0.03 R)
• M13: 21,687,802 km (0.09 R)
• M14: 22,455,239 km (0.078 R)
• M15: 22,881,443 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.3

Radius: 3.7

Gravity: 62.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.88 AU - 12.44 AU

Year: 22354 Days

Day: 22.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,139,102 km

• M1: 50,414 km (0.05 R)
• M2: 320,139 km (0.088 R)
• M3: 559,795 km (0.089 R)
• M4: 861,833 km (0.089 R)
• M5: 1,576,612 km (0.119 R)
• M6: 1,760,767 km (0.119 R)
• M7: 2,448,319 km (0.108 R)
• M8: 2,695,903 km (0.113 R)
• M9: 3,042,222 km (0.1 R)
• M10: 4,294,656 km (0.069 R)
• M11: 4,995,223 km (0.091 R)
• M12: 5,516,571 km (0.09 R)
• M13: 6,808,498 km (0.081 R)
• M14: 7,247,269 km (0.043 R)
• M15: 7,652,978 km (0.063 R)
• M16: 11,391,279 km (0.093 R)
• M17: 12,078,682 km (0.097 R)
• M18: 13,161,022 km (0.093 R)
• M19: 14,943,630 km (0.114 R)
• M20: 16,019,239 km (0.109 R)
• M21: 22,708,807 km (0.08 R)
• M22: 24,462,543 km (0.091 R)
• M23: 25,603,376 km (0.063 R)
• M24: 27,380,300 km (0.107 R)
• M25: 29,111,446 km (0.036 R)
• M26: 29,364,566 km (0.11 R)
• M27: 34,175,035 km (0.119 R)
• M28: 38,716,827 km (0.062 R)
• M29: 39,950,859 km (0.072 R)
• M30: 41,690,234 km (0.095 R)
• M31: 44,980,789 km (0.085 R)
• M32: 49,331,992 km (0.034 R)
• M33: 56,863,647 km (0.092 R)
• M34: 58,055,642 km (0.08 R)
• M35: 60,901,293 km (0.043 R)
• M36: 65,558,873 km (0.089 R)
• M37: 77,499,027 km (0.05 R)
• M38: 79,949,889 km (0.087 R)
• M39: 84,234,073 km (0.065 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 18,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit