🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.6

Radius: 9.5

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.71 AU - 0.85 AU

Year: 484 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,011,037 km

• M1: 118,182 km (0.087 R)
• M2: 419,622 km (0.064 R)
• M3: 841,787 km (0.041 R)
• M4: 1,164,619 km (0.114 R)
• M5: 1,593,367 km (0.093 R)
• M6: 1,950,158 km (0.06 R)
• M7: 2,489,159 km (0.083 R)
• M8: 2,805,409 km (0.102 R)
• M9: 3,455,860 km (0.114 R)
• M10: 4,117,083 km (0.097 R)
• M11: 4,639,479 km (0.118 R)
• M12: 5,239,067 km (0.04 R)
• M13: 5,637,147 km (0.108 R)
• M14: 6,711,708 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22

Radius: 8.6

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.86 AU - 0.92 AU

Year: 590 Days

Day: 12.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,011,037 km

• M1: 113,694 km (0.045 R)
• M2: 592,258 km (0.12 R)
• M3: 1,384,678 km (0.096 R)
• M4: 1,861,596 km (0.084 R)
• M5: 2,167,374 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.7

Radius: 8.1

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.61 AU - 2.69 AU

Year: 2216 Days

Day: 13.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,011,037 km

• M1: 100,679 km (0.087 R)
• M2: 480,359 km (0.092 R)
• M3: 759,808 km (0.087 R)
• M4: 1,116,748 km (0.05 R)
• M5: 1,409,661 km (0.063 R)
• M6: 1,897,350 km (0.112 R)
• M7: 2,263,416 km (0.058 R)
• M8: 2,663,590 km (0.084 R)
• M9: 3,954,171 km (0.118 R)
• M10: 4,324,725 km (0.03 R)
• M11: 4,773,668 km (0.052 R)
• M12: 5,135,396 km (0.092 R)
• M13: 8,069,010 km (0.115 R)
• M14: 9,148,059 km (0.095 R)
• M15: 10,764,464 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.6

Radius: 9.6

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.85 AU - 2.97 AU

Year: 2630 Days

Day: 10.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,011,037 km

• M1: 119,379 km (0.082 R)
• M2: 428,598 km (0.067 R)
• M3: 961,914 km (0.076 R)
• M4: 1,374,356 km (0.064 R)
• M5: 1,796,820 km (0.109 R)
• M6: 2,304,555 km (0.103 R)
• M7: 4,227,337 km (0.088 R)
• M8: 4,529,375 km (0.064 R)
• M9: 4,845,924 km (0.105 R)
• M10: 5,702,521 km (0.055 R)
• M11: 6,458,140 km (0.087 R)
• M12: 6,772,595 km (0.076 R)
• M13: 8,003,636 km (0.085 R)
• M14: 9,744,805 km (0.034 R)
• M15: 10,585,845 km (0.115 R)
• M16: 12,281,088 km (0.077 R)
• M17: 12,631,895 km (0.084 R)
• M18: 13,170,746 km (0.12 R)
• M19: 14,055,019 km (0.086 R)
• M20: 14,633,514 km (0.091 R)
• M21: 15,127,785 km (0.109 R)
• M22: 16,097,329 km (0.105 R)
• M23: 19,788,657 km (0.096 R)
• M24: 20,089,498 km (0.115 R)
• M25: 20,515,702 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.1

Radius: 13.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.35 AU - 4.57 AU

Year: 5539 Days

Day: 6.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,011,037 km

• M1: 169,943 km (0.091 R)
• M2: 1,050,177 km (0.101 R)
• M3: 1,515,726 km (0.104 R)
• M4: 1,945,072 km (0.093 R)
• M5: 2,440,240 km (0.118 R)
• M6: 3,219,346 km (0.068 R)
• M7: 4,773,070 km (0.117 R)
• M8: 5,625,927 km (0.097 R)
• M9: 6,544,458 km (0.078 R)
• M10: 7,414,669 km (0.112 R)
• M11: 8,282,037 km (0.059 R)
• M12: 8,801,591 km (0.096 R)
• M13: 11,006,215 km (0.105 R)
• M14: 12,287,969 km (0.07 R)
• M15: 12,912,091 km (0.075 R)
• M16: 14,796,127 km (0.11 R)
• M17: 15,383,598 km (0.086 R)
• M18: 20,804,426 km (0.061 R)
• M19: 21,542,393 km (0.111 R)
• M20: 23,463,528 km (0.106 R)
• M21: 25,580,189 km (0.11 R)
• M22: 27,380,449 km (0.094 R)
• M23: 33,187,540 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.9

Radius: 6.9

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.16 AU - 6.6 AU

Year: 11328 Days

Day: 20.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,011,037 km

• M1: 87,964 km (0.103 R)
• M2: 555,457 km (0.09 R)
• M3: 924,664 km (0.096 R)
• M4: 1,218,923 km (0.081 R)
• M5: 1,575,266 km (0.095 R)
• M6: 2,437,847 km (0.067 R)
• M7: 3,006,169 km (0.098 R)
• M8: 3,659,164 km (0.105 R)
• M9: 4,461,906 km (0.077 R)
• M10: 5,177,732 km (0.112 R)
• M11: 8,679,070 km (0.06 R)
• M12: 8,913,041 km (0.113 R)
• M13: 10,198,087 km (0.084 R)
• M14: 11,378,115 km (0.04 R)
• M15: 11,658,611 km (0.106 R)
• M16: 12,058,935 km (0.105 R)
• M17: 13,191,839 km (0.026 R)
• M18: 14,988,510 km (0.055 R)
• M19: 16,367,503 km (0.11 R)
• M20: 16,797,148 km (0.118 R)
• M21: 17,381,777 km (0.117 R)
• M22: 18,824,498 km (0.063 R)
• M23: 20,592,745 km (0.078 R)
• M24: 21,773,820 km (0.084 R)
• M25: 23,811,343 km (0.051 R)
• M26: 25,587,818 km (0.102 R)
• M27: 28,057,230 km (0.106 R)
• M28: 32,894,777 km (0.112 R)
• M29: 37,266,475 km (0.106 R)
• M30: 40,952,417 km (0.074 R)
• M31: 42,950,895 km (0.099 R)
• M32: 43,768,298 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.9

Radius: 7.3

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.8 AU - 11.48 AU

Year: 21039 Days

Day: 16.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,011,037 km

• M1: 113,694 km (0.048 R)
• M2: 474,973 km (0.091 R)
• M3: 737,518 km (0.073 R)
• M4: 1,216,530 km (0.079 R)
• M5: 1,657,544 km (0.078 R)
• M6: 2,040,066 km (0.055 R)
• M7: 3,085,157 km (0.094 R)
• M8: 4,123,665 km (0.094 R)
• M9: 4,934,935 km (0.105 R)
• M10: 5,531,980 km (0.088 R)
• M11: 5,929,012 km (0.073 R)
• M12: 6,387,530 km (0.062 R)
• M13: 8,004,982 km (0.113 R)
• M14: 9,151,201 km (0.088 R)
• M15: 9,537,911 km (0.081 R)
• M16: 11,319,772 km (0.108 R)
• M17: 11,573,041 km (0.057 R)
• M18: 12,965,498 km (0.104 R)
• M19: 14,025,997 km (0.108 R)
• M20: 18,938,791 km (0.082 R)
• M21: 22,120,888 km (0.111 R)
• M22: 22,717,185 km (0.041 R)
• M23: 28,458,003 km (0.058 R)
• M24: 33,251,717 km (0.095 R)
• M25: 40,149,825 km (0.059 R)
• M26: 42,391,399 km (0.12 R)
• M27: 49,109,391 km (0.076 R)
• M28: 56,135,554 km (0.065 R)
• M29: 64,605,935 km (0.093 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 17,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit