🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.9

Radius: 10.2

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.96 AU - 1.24 AU

Year: 769 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 131 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,311,297 km

• M1: 127,607 km (0.079 R)
• M2: 450,589 km (0.101 R)
• M3: 841,189 km (0.089 R)
• M4: 1,455,737 km (0.097 R)
• M5: 2,666,582 km (0.118 R)
• M6: 3,272,902 km (0.1 R)
• M7: 3,697,012 km (0.08 R)
• M8: 4,851,309 km (0.114 R)
• M9: 5,964,018 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.6

Radius: 12.2

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.41 AU - 3.21 AU

Year: 3141 Days

Day: 8.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,311,297 km

• M1: 152,141 km (0.092 R)
• M2: 559,197 km (0.116 R)
• M3: 1,390,363 km (0.114 R)
• M4: 2,072,529 km (0.117 R)
• M5: 2,597,617 km (0.083 R)
• M6: 3,140,059 km (0.097 R)
• M7: 4,635,290 km (0.114 R)
• M8: 5,235,028 km (0.039 R)
• M9: 8,032,658 km (0.109 R)
• M10: 9,486,899 km (0.111 R)
• M11: 12,499,949 km (0.064 R)
• M12: 18,224,013 km (0.096 R)
• M13: 21,294,958 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.8

Radius: 9.8

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.54 AU - 4.08 AU

Year: 4016 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,311,297 km

• M1: 122,072 km (0.087 R)
• M2: 608,863 km (0.105 R)
• M3: 953,387 km (0.111 R)
• M4: 1,510,041 km (0.096 R)
• M5: 1,993,242 km (0.041 R)
• M6: 3,058,828 km (0.103 R)
• M7: 3,473,962 km (0.054 R)
• M8: 4,226,289 km (0.071 R)
• M9: 4,666,556 km (0.1 R)
• M10: 5,962,074 km (0.113 R)
• M11: 6,774,390 km (0.113 R)
• M12: 7,413,472 km (0.104 R)
• M13: 8,092,198 km (0.076 R)
• M14: 9,409,407 km (0.097 R)
• M15: 10,076,613 km (0.106 R)
• M16: 11,692,869 km (0.075 R)
• M17: 12,074,194 km (0.078 R)
• M18: 13,320,045 km (0.111 R)
• M19: 14,704,573 km (0.088 R)
• M20: 18,134,703 km (0.113 R)
• M21: 18,775,730 km (0.105 R)
• M22: 19,832,639 km (0.07 R)
• M23: 23,017,428 km (0.088 R)
• M24: 25,005,134 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.7

Radius: 9.9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.61 AU - 4.81 AU

Year: 5760 Days

Day: 8.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,311,297 km

• M1: 166,951 km (0.074 R)
• M2: 884,273 km (0.118 R)
• M3: 1,668,016 km (0.082 R)
• M4: 2,389,527 km (0.094 R)
• M5: 2,908,332 km (0.119 R)
• M6: 4,233,470 km (0.114 R)
• M7: 4,813,760 km (0.096 R)
• M8: 5,301,001 km (0.098 R)
• M9: 6,186,171 km (0.026 R)
• M10: 7,020,778 km (0.073 R)
• M11: 8,777,057 km (0.113 R)
• M12: 9,258,313 km (0.108 R)
• M13: 13,448,250 km (0.062 R)
• M14: 13,811,623 km (0.1 R)
• M15: 14,510,694 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.4

Radius: 5.5

Gravity: 22 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.95 AU - 6.39 AU

Year: 10220 Days

Day: 24.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,311,297 km

• M1: 70,161 km (0.051 R)
• M2: 372,947 km (0.111 R)
• M3: 573,558 km (0.07 R)
• M4: 758,611 km (0.107 R)
• M5: 1,113,008 km (0.058 R)
• M6: 1,406,370 km (0.11 R)
• M7: 1,975,589 km (0.073 R)
• M8: 2,813,188 km (0.042 R)
• M9: 3,169,829 km (0.104 R)
• M10: 3,581,223 km (0.103 R)
• M11: 4,000,097 km (0.115 R)
• M12: 4,278,200 km (0.1 R)
• M13: 4,811,367 km (0.106 R)
• M14: 5,190,597 km (0.087 R)
• M15: 6,189,462 km (0.106 R)
• M16: 6,792,342 km (0.093 R)
• M17: 7,148,235 km (0.072 R)
• M18: 7,854,337 km (0.119 R)
• M19: 8,975,573 km (0.098 R)
• M20: 10,613,969 km (0.098 R)
• M21: 10,931,864 km (0.11 R)
• M22: 11,147,435 km (0.111 R)
• M23: 12,854,945 km (0.101 R)
• M24: 13,399,332 km (0.113 R)
• M25: 13,708,401 km (0.09 R)
• M26: 15,460,042 km (0.044 R)
• M27: 16,006,523 km (0.043 R)
• M28: 17,137,782 km (0.07 R)
• M29: 19,400,899 km (0.072 R)
• M30: 21,940,921 km (0.055 R)
• M31: 26,201,319 km (0.074 R)
• M32: 26,394,001 km (0.105 R)
• M33: 27,569,691 km (0.057 R)
• M34: 30,025,041 km (0.046 R)
• M35: 33,069,208 km (0.109 R)
• M36: 36,074,479 km (0.114 R)
• M37: 36,312,938 km (0.117 R)
• M38: 38,011,622 km (0.104 R)
• M39: 41,566,666 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.6

Radius: 4.7

Gravity: 38.33 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.74 AU - 11.14 AU

Year: 22495 Days

Day: 16 Hours

Environment

Temp: -246 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,311,297 km

• M1: 58,493 km (0.048 R)
• M2: 419,921 km (0.094 R)
• M3: 864,077 km (0.108 R)
• M4: 1,104,481 km (0.119 R)
• M5: 1,504,655 km (0.085 R)
• M6: 2,144,785 km (0.082 R)
• M7: 2,923,292 km (0.117 R)
• M8: 3,087,999 km (0.072 R)
• M9: 3,317,333 km (0.095 R)
• M10: 3,496,551 km (0.118 R)
• M11: 3,682,501 km (0.113 R)
• M12: 10,762,370 km (0.038 R)
• M13: 11,356,872 km (0.103 R)
• M14: 14,188,012 km (0.069 R)
• M15: 15,723,783 km (0.067 R)
• M16: 20,387,198 km (0.115 R)
• M17: 24,632,037 km (0.065 R)
• M18: 25,200,809 km (0.067 R)
• M19: 25,662,168 km (0.116 R)
• M20: 29,557,398 km (0.12 R)
• M21: 30,070,518 km (0.097 R)
• M22: 34,673,196 km (0.106 R)
• M23: 36,993,010 km (0.071 R)
• M24: 37,439,261 km (0.059 R)
• M25: 40,506,017 km (0.104 R)
• M26: 46,613,051 km (0.115 R)
• M27: 49,433,868 km (0.069 R)
• M28: 54,448,239 km (0.103 R)
• M29: 57,177,054 km (0.103 R)
• M30: 60,200,278 km (0.09 R)
• M31: 61,855,428 km (0.085 R)
• M32: 63,116,538 km (0.1 R)
• M33: 65,907,736 km (0.093 R)
• M34: 66,344,262 km (0.069 R)
• M35: 71,504,192 km (0.116 R)
• M36: 77,895,162 km (0.12 R)
• M37: 80,355,599 km (0.034 R)
• M38: 82,108,437 km (0.12 R)
• M39: 85,690,109 km (0.109 R)
• M40: 87,782,834 km (0.055 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: 450 - 18,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit