🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.1

Radius: 10.3

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.61 AU - 0.73 AU

Year: 379 Days

Day: 11.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,579,653 km

• M1: 128,056 km (0.089 R)
• M2: 601,533 km (0.066 R)
• M3: 1,026,241 km (0.072 R)
• M4: 1,371,812 km (0.12 R)
• M5: 1,919,490 km (0.057 R)
• M6: 3,710,925 km (0.083 R)
• M7: 5,257,168 km (0.099 R)
• M8: 5,615,306 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.7

Radius: 13.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.45 AU - 2.21 AU

Year: 1709 Days

Day: 7.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,579,653 km

• M1: 166,652 km (0.119 R)
• M2: 597,643 km (0.108 R)
• M3: 1,099,694 km (0.044 R)
• M4: 1,550,283 km (0.115 R)
• M5: 2,068,340 km (0.054 R)
• M6: 2,743,924 km (0.09 R)
• M7: 3,682,800 km (0.091 R)
• M8: 4,440,514 km (0.109 R)
• M9: 6,094,318 km (0.067 R)
• M10: 6,886,588 km (0.103 R)
• M11: 7,433,369 km (0.113 R)
• M12: 8,491,026 km (0.088 R)
• M13: 9,613,010 km (0.107 R)
• M14: 11,497,344 km (0.079 R)
• M15: 13,322,887 km (0.085 R)
• M16: 14,746,610 km (0.093 R)
• M17: 15,611,286 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.6

Radius: 14.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.34 AU - 2.4 AU

Year: 2518 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,579,653 km

• M1: 182,809 km (0.112 R)
• M2: 680,371 km (0.055 R)
• M3: 1,346,082 km (0.106 R)
• M4: 1,846,786 km (0.103 R)
• M5: 2,873,925 km (0.105 R)
• M6: 3,365,354 km (0.09 R)
• M7: 4,218,361 km (0.106 R)
• M8: 6,234,192 km (0.028 R)
• M9: 6,729,959 km (0.106 R)
• M10: 7,225,428 km (0.032 R)
• M11: 7,857,778 km (0.06 R)
• M12: 8,616,837 km (0.104 R)
• M13: 9,233,779 km (0.091 R)
• M14: 12,811,861 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.1

Radius: 13

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.43 AU - 3.85 AU

Year: 3841 Days

Day: 7.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,579,653 km

• M1: 167,699 km (0.108 R)
• M2: 628,161 km (0.096 R)
• M3: 1,109,717 km (0.061 R)
• M4: 1,598,154 km (0.106 R)
• M5: 2,086,442 km (0.037 R)
• M6: 2,525,511 km (0.036 R)
• M7: 2,990,162 km (0.119 R)
• M8: 3,699,256 km (0.119 R)
• M9: 5,316,858 km (0.045 R)
• M10: 5,910,013 km (0.113 R)
• M11: 6,833,930 km (0.054 R)
• M12: 7,745,729 km (0.085 R)
• M13: 9,046,333 km (0.088 R)
• M14: 10,187,914 km (0.071 R)
• M15: 10,971,209 km (0.108 R)
• M16: 13,004,842 km (0.087 R)
• M17: 16,657,573 km (0.115 R)
• M18: 17,745,000 km (0.088 R)
• M19: 18,369,123 km (0.102 R)
• M20: 21,361,230 km (0.1 R)
• M21: 21,925,214 km (0.098 R)
• M22: 22,354,709 km (0.058 R)
• M23: 25,129,002 km (0.029 R)
• M24: 26,155,991 km (0.042 R)
• M25: 27,707,022 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 8.8

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.45 AU - 3.97 AU

Year: 3970 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,579,653 km

• M1: 109,506 km (0.112 R)
• M2: 425,456 km (0.059 R)
• M3: 762,650 km (0.084 R)
• M4: 1,052,720 km (0.086 R)
• M5: 1,892,114 km (0.061 R)
• M6: 2,278,525 km (0.118 R)
• M7: 2,798,378 km (0.118 R)
• M8: 3,644,952 km (0.093 R)
• M9: 5,568,930 km (0.108 R)
• M10: 6,139,796 km (0.082 R)
• M11: 7,208,673 km (0.104 R)
• M12: 7,591,194 km (0.114 R)
• M13: 10,020,664 km (0.034 R)
• M14: 11,712,765 km (0.038 R)
• M15: 14,270,889 km (0.098 R)
• M16: 15,391,078 km (0.092 R)
• M17: 16,404,753 km (0.043 R)
• M18: 16,678,816 km (0.101 R)
• M19: 18,270,238 km (0.044 R)
• M20: 20,147,392 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.8

Radius: 11.1

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.81 AU - 5.89 AU

Year: 7373 Days

Day: 11.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,579,653 km

• M1: 140,622 km (0.045 R)
• M2: 778,059 km (0.06 R)
• M3: 1,869,674 km (0.079 R)
• M4: 2,405,983 km (0.098 R)
• M5: 2,873,925 km (0.114 R)
• M6: 3,309,703 km (0.117 R)
• M7: 3,840,028 km (0.033 R)
• M8: 5,321,346 km (0.036 R)
• M9: 5,678,286 km (0.099 R)
• M10: 6,226,263 km (0.084 R)
• M11: 6,734,298 km (0.054 R)
• M12: 9,140,579 km (0.074 R)
• M13: 9,894,254 km (0.117 R)
• M14: 11,472,212 km (0.075 R)
• M15: 14,236,930 km (0.109 R)
• M16: 15,773,749 km (0.099 R)
• M17: 18,502,564 km (0.112 R)
• M18: 21,126,062 km (0.086 R)
• M19: 25,420,568 km (0.059 R)
• M20: 26,250,986 km (0.057 R)
• M21: 27,194,649 km (0.09 R)
• M22: 28,455,161 km (0.114 R)
• M23: 28,950,180 km (0.045 R)
• M24: 29,451,034 km (0.116 R)
• M25: 30,161,773 km (0.081 R)
• M26: 35,690,162 km (0.115 R)
• M27: 36,614,528 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.4

Radius: 4

Gravity: 18.15 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.93 AU - 9.73 AU

Year: 15124 Days

Day: 19.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,579,653 km

• M1: 50,115 km (0.116 R)
• M2: 299,345 km (0.045 R)
• M3: 488,587 km (0.049 R)
• M4: 1,067,979 km (0.055 R)
• M5: 1,329,327 km (0.12 R)
• M6: 2,206,120 km (0.085 R)
• M7: 2,392,369 km (0.083 R)
• M8: 2,529,102 km (0.08 R)
• M9: 5,763,108 km (0.091 R)
• M10: 6,598,912 km (0.097 R)
• M11: 7,145,542 km (0.025 R)
• M12: 7,679,607 km (0.03 R)
• M13: 7,806,466 km (0.079 R)
• M14: 8,151,738 km (0.097 R)
• M15: 8,780,497 km (0.066 R)
• M16: 9,296,760 km (0.046 R)
• M17: 9,783,252 km (0.056 R)
• M18: 10,544,705 km (0.1 R)
• M19: 12,649,098 km (0.116 R)
• M20: 13,125,268 km (0.107 R)
• M21: 13,924,271 km (0.093 R)
• M22: 14,240,072 km (0.057 R)
• M23: 15,083,505 km (0.062 R)
• M24: 22,110,565 km (0.111 R)
• M25: 23,327,843 km (0.069 R)
• M26: 23,505,266 km (0.115 R)
• M27: 24,865,111 km (0.119 R)
• M28: 25,236,413 km (0.065 R)
• M29: 27,148,573 km (0.09 R)
• M30: 29,155,129 km (0.069 R)
• M31: 32,457,053 km (0.073 R)
• M32: 37,195,416 km (0.088 R)
• M33: 38,417,182 km (0.085 R)
• M34: 39,665,576 km (0.115 R)
• M35: 43,304,245 km (0.053 R)
• M36: 47,442,870 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540

Radius: 4.4

Gravity: 27.89 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.81 AU - 11.33 AU

Year: 18855 Days

Day: 24.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,579,653 km

• M1: 54,753 km (0.113 R)
• M2: 196,272 km (0.077 R)
• M3: 357,988 km (0.114 R)
• M4: 965,056 km (0.108 R)
• M5: 2,246,661 km (0.12 R)
• M6: 2,437,548 km (0.087 R)
• M7: 2,616,168 km (0.117 R)
• M8: 3,672,927 km (0.08 R)
• M9: 5,460,921 km (0.107 R)
• M10: 6,167,023 km (0.077 R)
• M11: 6,584,550 km (0.09 R)
• M12: 6,931,917 km (0.105 R)
• M13: 7,155,266 km (0.077 R)
• M14: 7,998,998 km (0.103 R)
• M15: 8,294,304 km (0.103 R)
• M16: 9,224,354 km (0.062 R)
• M17: 12,494,115 km (0.071 R)
• M18: 13,093,853 km (0.12 R)
• M19: 15,608,892 km (0.086 R)
• M20: 16,147,744 km (0.093 R)
• M21: 17,344,377 km (0.043 R)
• M22: 18,258,570 km (0.106 R)
• M23: 19,030,046 km (0.081 R)
• M24: 20,272,905 km (0.065 R)
• M25: 28,314,539 km (0.064 R)
• M26: 35,675,053 km (0.108 R)
• M27: 38,386,215 km (0.085 R)
• M28: 39,366,530 km (0.094 R)
• M29: 39,508,050 km (0.06 R)
• M30: 48,140,744 km (0.042 R)
• M31: 49,280,381 km (0.106 R)
• M32: 49,774,353 km (0.099 R)
• M33: 52,122,890 km (0.1 R)
• M34: 52,464,272 km (0.041 R)
• M35: 53,671,078 km (0.095 R)
• M36: 54,720,059 km (0.109 R)
• M37: 55,426,909 km (0.045 R)
• M38: 63,608,715 km (0.051 R)
• M39: 64,194,092 km (0.098 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 18,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit