🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.3

Radius: 9.9

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.97 AU - 1.13 AU

Year: 695 Days

Day: 11.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,889,814 km

• M1: 123,119 km (0.11 R)
• M2: 484,847 km (0.115 R)
• M3: 796,459 km (0.116 R)
• M4: 1,135,298 km (0.074 R)
• M5: 1,815,669 km (0.1 R)
• M6: 2,362,749 km (0.097 R)
• M7: 2,917,906 km (0.091 R)
• M8: 3,496,102 km (0.116 R)
• M9: 4,039,292 km (0.117 R)
• M10: 4,504,841 km (0.05 R)
• M11: 4,974,428 km (0.095 R)
• M12: 5,923,328 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17

Radius: 12.4

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.98 AU - 1.48 AU

Year: 881 Days

Day: 5.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 84,889,814 km

• M1: 158,424 km (0.111 R)
• M2: 613,202 km (0.058 R)
• M3: 1,200,523 km (0.078 R)
• M4: 1,692,251 km (0.118 R)
• M5: 2,606,593 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 12.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.32 AU - 1.46 AU

Year: 1058 Days

Day: 8.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,889,814 km

• M1: 176,226 km (0.095 R)
• M2: 716,873 km (0.104 R)
• M3: 1,315,115 km (0.098 R)
• M4: 2,058,616 km (0.089 R)
• M5: 2,627,537 km (0.069 R)
• M6: 3,248,368 km (0.041 R)
• M7: 3,779,441 km (0.104 R)
• M8: 4,218,361 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.3

Radius: 9.6

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.31 AU - 2.35 AU

Year: 2296 Days

Day: 12.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,889,814 km

• M1: 119,379 km (0.096 R)
• M2: 1,194,838 km (0.085 R)
• M3: 1,950,756 km (0.051 R)
• M4: 2,485,269 km (0.09 R)
• M5: 3,467,230 km (0.09 R)
• M6: 4,006,081 km (0.093 R)
• M7: 4,489,582 km (0.051 R)
• M8: 5,011,678 km (0.093 R)
• M9: 5,373,705 km (0.098 R)
• M10: 6,708,417 km (0.076 R)
• M11: 11,439,151 km (0.107 R)
• M12: 16,924,306 km (0.108 R)
• M13: 17,357,093 km (0.05 R)
• M14: 18,075,911 km (0.112 R)
• M15: 18,414,451 km (0.095 R)
• M16: 20,170,580 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.6

Radius: 14.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.8 AU - 5.3 AU

Year: 7327 Days

Day: 14.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,889,814 km

• M1: 184,155 km (0.038 R)
• M2: 776,862 km (0.074 R)
• M3: 1,323,492 km (0.044 R)
• M4: 1,801,607 km (0.026 R)
• M5: 2,328,940 km (0.115 R)
• M6: 2,820,967 km (0.033 R)
• M7: 3,295,192 km (0.109 R)
• M8: 4,461,158 km (0.106 R)
• M9: 4,993,128 km (0.054 R)
• M10: 5,567,285 km (0.099 R)
• M11: 6,599,360 km (0.072 R)
• M12: 7,716,258 km (0.103 R)
• M13: 8,320,334 km (0.104 R)
• M14: 10,276,476 km (0.051 R)
• M15: 10,909,126 km (0.073 R)
• M16: 11,464,732 km (0.04 R)
• M17: 13,473,682 km (0.105 R)
• M18: 16,027,916 km (0.049 R)
• M19: 16,548,816 km (0.114 R)
• M20: 18,746,558 km (0.11 R)
• M21: 19,325,053 km (0.088 R)
• M22: 21,759,609 km (0.111 R)
• M23: 29,305,475 km (0.069 R)
• M24: 31,483,919 km (0.119 R)
• M25: 34,517,764 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.2

Radius: 4.6

Gravity: 45.43 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.96 AU - 9.26 AU

Year: 13555 Days

Day: 20.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,889,814 km

• M1: 58,044 km (0.036 R)
• M2: 249,230 km (0.091 R)
• M3: 590,463 km (0.086 R)
• M4: 795,262 km (0.118 R)
• M5: 1,083,238 km (0.109 R)
• M6: 2,661,047 km (0.051 R)
• M7: 4,716,970 km (0.092 R)
• M8: 5,133,900 km (0.11 R)
• M9: 5,961,774 km (0.113 R)
• M10: 7,735,855 km (0.111 R)
• M11: 9,026,885 km (0.09 R)
• M12: 9,833,816 km (0.071 R)
• M13: 11,466,527 km (0.073 R)
• M14: 11,651,580 km (0.06 R)
• M15: 16,166,593 km (0.064 R)
• M16: 16,555,697 km (0.076 R)
• M17: 17,596,599 km (0.046 R)
• M18: 18,936,697 km (0.108 R)
• M19: 23,165,679 km (0.079 R)
• M20: 25,082,028 km (0.087 R)
• M21: 25,814,010 km (0.112 R)
• M22: 33,302,730 km (0.102 R)
• M23: 37,200,054 km (0.105 R)
• M24: 38,840,394 km (0.108 R)
• M25: 51,694,442 km (0.079 R)
• M26: 51,862,440 km (0.089 R)
• M27: 52,368,679 km (0.039 R)
• M28: 53,048,751 km (0.116 R)
• M29: 54,949,392 km (0.084 R)
• M30: 59,436,880 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.4

Radius: 3.4

Gravity: 71.83 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 9.38 AU - 11.26 AU

Year: 21406 Days

Day: 24 Hours

Environment

Temp: -239 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 84,889,814 km

• M1: 42,935 km (0.115 R)
• M2: 174,730 km (0.088 R)
• M3: 306,376 km (0.118 R)
• M4: 710,889 km (0.08 R)
• M5: 995,873 km (0.089 R)
• M6: 2,069,088 km (0.072 R)
• M7: 2,242,771 km (0.084 R)
• M8: 4,998,364 km (0.06 R)
• M9: 5,431,899 km (0.052 R)
• M10: 6,464,124 km (0.091 R)
• M11: 9,722,066 km (0.112 R)
• M12: 12,110,696 km (0.061 R)
• M13: 14,005,353 km (0.102 R)
• M14: 14,704,723 km (0.093 R)
• M15: 15,590,641 km (0.053 R)
• M16: 15,921,402 km (0.118 R)
• M17: 17,028,875 km (0.088 R)
• M18: 17,556,956 km (0.101 R)
• M19: 22,180,427 km (0.11 R)
• M20: 22,916,000 km (0.059 R)
• M21: 24,881,866 km (0.113 R)
• M22: 28,158,508 km (0.115 R)
• M23: 31,317,267 km (0.072 R)
• M24: 35,980,681 km (0.106 R)
• M25: 38,177,377 km (0.114 R)
• M26: 42,353,850 km (0.082 R)
• M27: 44,303,858 km (0.115 R)
• M28: 44,800,523 km (0.102 R)
• M29: 47,858,902 km (0.064 R)
• M30: 49,085,006 km (0.118 R)
• M31: 50,331,755 km (0.096 R)
• M32: 51,599,447 km (0.048 R)
• M33: 52,517,978 km (0.054 R)
• M34: 59,254,370 km (0.117 R)
• M35: 63,350,659 km (0.058 R)
• M36: 65,682,142 km (0.112 R)
• M37: 72,101,387 km (0.102 R)
• M38: 73,248,802 km (0.075 R)
• M39: 83,120,467 km (0.039 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 18,514 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit