🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.6

Radius: 11.7

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.93 AU - 0.97 AU

Year: 639 Days

Day: 10.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,053,296 km

• M1: 184,454 km (0.109 R)
• M2: 523,144 km (0.078 R)
• M3: 753,076 km (0.109 R)
• M4: 972,386 km (0.086 R)
• M5: 1,583,344 km (0.062 R)
• M6: 2,033,334 km (0.107 R)
• M7: 2,362,300 km (0.079 R)
• M8: 2,709,816 km (0.041 R)
• M9: 3,553,697 km (0.104 R)
• M10: 3,778,693 km (0.057 R)
• M11: 4,199,811 km (0.112 R)
• M12: 4,934,635 km (0.072 R)
• M13: 5,496,824 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.6

Radius: 9.2

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.9 AU - 5.84 AU

Year: 7418 Days

Day: 8.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,053,296 km

• M1: 548,725 km (0.036 R)
• M2: 915,389 km (0.12 R)
• M3: 1,690,905 km (0.076 R)
• M4: 2,932,118 km (0.099 R)
• M5: 3,191,970 km (0.102 R)
• M6: 4,005,034 km (0.087 R)
• M7: 4,568,569 km (0.07 R)
• M8: 5,873,960 km (0.087 R)
• M9: 6,487,910 km (0.054 R)
• M10: 7,908,192 km (0.115 R)
• M11: 8,083,072 km (0.068 R)
• M12: 8,310,910 km (0.091 R)
• M13: 8,645,710 km (0.099 R)
• M14: 9,066,977 km (0.073 R)
• M15: 9,717,878 km (0.057 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.5

Radius: 3.4

Gravity: 34.73 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.53 AU - 7.51 AU

Year: 10195 Days

Day: 16.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 57,053,296 km

• M1: 71,807 km (0.069 R)
• M2: 560,543 km (0.112 R)
• M3: 1,257,221 km (0.104 R)
• M4: 1,570,030 km (0.077 R)
• M5: 1,764,956 km (0.113 R)
• M6: 2,892,924 km (0.092 R)
• M7: 3,023,523 km (0.11 R)
• M8: 3,744,584 km (0.083 R)
• M9: 4,356,290 km (0.105 R)
• M10: 5,361,737 km (0.11 R)
• M11: 5,689,955 km (0.079 R)
• M12: 7,901,012 km (0.051 R)
• M13: 8,008,572 km (0.116 R)
• M14: 8,225,789 km (0.104 R)
• M15: 9,278,359 km (0.088 R)
• M16: 10,559,067 km (0.107 R)
• M17: 11,103,154 km (0.093 R)
• M18: 11,531,004 km (0.059 R)
• M19: 11,661,004 km (0.104 R)
• M20: 14,607,035 km (0.03 R)
• M21: 15,545,762 km (0.079 R)
• M22: 16,565,421 km (0.077 R)
• M23: 17,351,408 km (0.116 R)
• M24: 18,101,642 km (0.093 R)
• M25: 18,318,858 km (0.091 R)
• M26: 18,757,329 km (0.115 R)
• M27: 19,312,636 km (0.101 R)
• M28: 19,537,033 km (0.095 R)
• M29: 21,144,163 km (0.101 R)
• M30: 22,875,758 km (0.066 R)
• M31: 25,504,791 km (0.096 R)
• M32: 26,412,850 km (0.096 R)
• M33: 26,873,014 km (0.103 R)
• M34: 29,301,735 km (0.091 R)
• M35: 30,204,558 km (0.117 R)
• M36: 32,995,606 km (0.091 R)
• M37: 35,529,644 km (0.026 R)
• M38: 36,216,149 km (0.09 R)
• M39: 37,843,474 km (0.089 R)
• M40: 39,187,013 km (0.118 R)
• M41: 39,266,748 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.9

Radius: 6.3

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.43 AU - 10.87 AU

Year: 19105 Days

Day: 20.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,053,296 km

• M1: 256,112 km (0.102 R)
• M2: 482,752 km (0.114 R)
• M3: 1,036,713 km (0.068 R)
• M4: 1,257,968 km (0.078 R)
• M5: 3,019,334 km (0.073 R)
• M6: 3,530,061 km (0.118 R)
• M7: 3,967,934 km (0.078 R)
• M8: 5,706,411 km (0.119 R)
• M9: 11,940,752 km (0.1 R)
• M10: 15,022,618 km (0.047 R)
• M11: 15,692,966 km (0.098 R)
• M12: 19,579,369 km (0.119 R)
• M13: 21,917,584 km (0.06 R)
• M14: 30,588,127 km (0.053 R)
• M15: 35,593,373 km (0.049 R)
• M16: 40,069,790 km (0.115 R)
• M17: 40,250,803 km (0.118 R)
• M18: 47,528,141 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.2

Radius: 6.6

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.67 AU - 11.21 AU

Year: 20020 Days

Day: 23.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 57,053,296 km

• M1: 213,327 km (0.046 R)
• M2: 377,435 km (0.115 R)
• M3: 746,643 km (0.064 R)
• M4: 1,198,728 km (0.116 R)
• M5: 1,415,645 km (0.103 R)
• M6: 1,614,311 km (0.1 R)
• M7: 1,907,522 km (0.07 R)
• M8: 4,266,082 km (0.047 R)
• M9: 4,580,537 km (0.068 R)
• M10: 5,699,230 km (0.084 R)
• M11: 6,099,704 km (0.073 R)
• M12: 6,668,026 km (0.076 R)
• M13: 8,482,798 km (0.083 R)
• M14: 8,791,867 km (0.057 R)
• M15: 9,106,621 km (0.059 R)
• M16: 9,612,262 km (0.056 R)
• M17: 11,773,053 km (0.073 R)
• M18: 13,263,048 km (0.057 R)
• M19: 14,842,203 km (0.111 R)
• M20: 15,192,262 km (0.119 R)
• M21: 15,546,360 km (0.088 R)
• M22: 18,076,060 km (0.097 R)
• M23: 18,592,023 km (0.086 R)
• M24: 19,579,070 km (0.104 R)
• M25: 21,073,104 km (0.101 R)
• M26: 24,375,178 km (0.032 R)
• M27: 26,039,604 km (0.058 R)
• M28: 26,892,461 km (0.07 R)
• M29: 27,206,018 km (0.108 R)
• M30: 27,521,520 km (0.105 R)
• M31: 31,787,453 km (0.115 R)
• M32: 32,385,246 km (0.111 R)
• M33: 34,832,368 km (0.099 R)
• M34: 35,908,426 km (0.058 R)
• M35: 39,046,391 km (0.05 R)
• M36: 41,340,624 km (0.099 R)
• M37: 42,512,424 km (0.091 R)
• M38: 43,501,565 km (0.104 R)
• M39: 48,933,464 km (0.105 R)
• M40: 50,529,074 km (0.115 R)
• M41: 51,282,300 km (0.097 R)
• M42: 54,909,001 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 20,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit