🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.4

Radius: 8.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.32 AU - 2.12 AU

Year: 1456 Days

Day: 6 Hours

Environment

Temp: -185 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,730,998 km

• M1: 100,979 km (0.116 R)
• M2: 402,418 km (0.042 R)
• M3: 689,048 km (0.06 R)
• M4: 951,293 km (0.09 R)
• M5: 1,367,474 km (0.061 R)
• M6: 1,784,254 km (0.102 R)
• M7: 2,566,950 km (0.081 R)
• M8: 3,071,543 km (0.117 R)
• M9: 3,379,416 km (0.051 R)
• M10: 3,817,438 km (0.091 R)
• M11: 4,144,908 km (0.076 R)
• M12: 4,775,014 km (0.087 R)
• M13: 6,946,727 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.1

Radius: 8.4

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.23 AU - 2.71 AU

Year: 2506 Days

Day: 5.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,730,998 km

• M1: 104,569 km (0.093 R)
• M2: 625,618 km (0.104 R)
• M3: 1,239,269 km (0.088 R)
• M4: 1,786,947 km (0.091 R)
• M5: 2,196,845 km (0.043 R)
• M6: 2,668,527 km (0.111 R)
• M7: 3,000,185 km (0.118 R)
• M8: 6,034,180 km (0.088 R)
• M9: 7,297,384 km (0.038 R)
• M10: 8,203,498 km (0.069 R)
• M11: 9,244,400 km (0.097 R)
• M12: 10,138,696 km (0.108 R)
• M13: 10,811,887 km (0.055 R)
• M14: 11,265,168 km (0.06 R)
• M15: 12,024,228 km (0.098 R)
• M16: 13,245,994 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.4

Radius: 13.2

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.99 AU - 5.69 AU

Year: 6875 Days

Day: 14.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,730,998 km

• M1: 183,706 km (0.109 R)
• M2: 1,319,154 km (0.106 R)
• M3: 2,246,661 km (0.098 R)
• M4: 4,088,061 km (0.098 R)
• M5: 4,542,539 km (0.09 R)
• M6: 4,971,436 km (0.058 R)
• M7: 10,690,862 km (0.063 R)
• M8: 12,037,542 km (0.076 R)
• M9: 14,265,653 km (0.091 R)
• M10: 18,282,805 km (0.083 R)
• M11: 19,006,409 km (0.097 R)
• M12: 20,665,899 km (0.044 R)
• M13: 23,756,740 km (0.065 R)
• M14: 26,405,221 km (0.03 R)
• M15: 27,706,124 km (0.06 R)
• M16: 31,145,229 km (0.092 R)
• M17: 32,177,754 km (0.111 R)
• M18: 35,635,858 km (0.09 R)
• M19: 39,096,057 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.4

Radius: 4.3

Gravity: 27.28 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.29 AU - 7.37 AU

Year: 12814 Days

Day: 19.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,730,998 km

• M1: 54,304 km (0.103 R)
• M2: 282,590 km (0.109 R)
• M3: 1,558,511 km (0.108 R)
• M4: 2,076,119 km (0.047 R)
• M5: 2,765,017 km (0.1 R)
• M6: 3,197,206 km (0.118 R)
• M7: 3,442,097 km (0.082 R)
• M8: 3,969,280 km (0.083 R)
• M9: 4,369,155 km (0.103 R)
• M10: 5,051,023 km (0.076 R)
• M11: 7,392,678 km (0.107 R)
• M12: 7,733,911 km (0.081 R)
• M13: 7,996,754 km (0.091 R)
• M14: 8,963,755 km (0.118 R)
• M15: 10,057,614 km (0.097 R)
• M16: 10,690,413 km (0.089 R)
• M17: 12,869,157 km (0.067 R)
• M18: 16,092,542 km (0.08 R)
• M19: 16,234,511 km (0.103 R)
• M20: 17,325,827 km (0.096 R)
• M21: 20,640,168 km (0.105 R)
• M22: 21,659,378 km (0.104 R)
• M23: 23,889,733 km (0.118 R)
• M24: 24,634,581 km (0.111 R)
• M25: 25,107,908 km (0.036 R)
• M26: 26,366,924 km (0.087 R)
• M27: 26,862,093 km (0.113 R)
• M28: 27,464,523 km (0.079 R)
• M29: 29,857,341 km (0.098 R)
• M30: 31,049,337 km (0.082 R)
• M31: 33,992,227 km (0.041 R)
• M32: 35,651,417 km (0.08 R)
• M33: 37,988,285 km (0.032 R)
• M34: 39,515,679 km (0.106 R)
• M35: 41,083,614 km (0.051 R)
• M36: 44,064,801 km (0.101 R)
• M37: 46,035,154 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.1

Radius: 3.7

Gravity: 72.03 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.46 AU - 9.78 AU

Year: 14940 Days

Day: 24.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,730,998 km

• M1: 46,076 km (0.087 R)
• M2: 369,357 km (0.117 R)
• M3: 578,196 km (0.095 R)
• M4: 851,212 km (0.093 R)
• M5: 1,648,120 km (0.112 R)
• M6: 2,213,450 km (0.111 R)
• M7: 2,898,459 km (0.112 R)
• M8: 3,262,131 km (0.104 R)
• M9: 6,191,257 km (0.078 R)
• M10: 6,401,742 km (0.066 R)
• M11: 9,041,695 km (0.117 R)
• M12: 9,700,973 km (0.102 R)
• M13: 11,870,441 km (0.115 R)
• M14: 21,305,430 km (0.097 R)
• M15: 22,076,158 km (0.079 R)
• M16: 24,083,761 km (0.116 R)
• M17: 32,821,623 km (0.11 R)
• M18: 35,696,595 km (0.108 R)
• M19: 36,372,628 km (0.101 R)
• M20: 40,171,367 km (0.106 R)
• M21: 44,071,084 km (0.091 R)
• M22: 48,875,719 km (0.119 R)
• M23: 51,747,250 km (0.115 R)
• M24: 62,193,520 km (0.084 R)
• M25: 64,558,363 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 16,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit