🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.9

Radius: 13

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.34 AU - 3.84 AU

Year: 3563 Days

Day: 11.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,364,499 km

• M1: 161,715 km (0.054 R)
• M2: 608,863 km (0.114 R)
• M3: 1,747,602 km (0.044 R)
• M4: 2,756,640 km (0.086 R)
• M5: 3,906,599 km (0.092 R)
• M6: 4,323,977 km (0.117 R)
• M7: 4,869,411 km (0.088 R)
• M8: 5,622,337 km (0.115 R)
• M9: 6,786,807 km (0.068 R)
• M10: 7,492,609 km (0.085 R)
• M11: 8,569,864 km (0.115 R)
• M12: 9,395,045 km (0.044 R)
• M13: 10,479,480 km (0.113 R)
• M14: 11,601,016 km (0.086 R)
• M15: 13,137,835 km (0.09 R)
• M16: 14,031,233 km (0.091 R)
• M17: 14,911,916 km (0.089 R)
• M18: 16,161,656 km (0.061 R)
• M19: 17,835,357 km (0.108 R)
• M20: 18,560,757 km (0.1 R)
• M21: 19,622,005 km (0.06 R)
• M22: 20,395,276 km (0.106 R)
• M23: 21,728,941 km (0.099 R)
• M24: 23,548,500 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 10.7

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.37 AU - 3.75 AU

Year: 4406 Days

Day: 8 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,364,499 km

• M1: 132,993 km (0.107 R)
• M2: 562,338 km (0.066 R)
• M3: 910,004 km (0.1 R)
• M4: 2,366,788 km (0.057 R)
• M5: 2,746,467 km (0.092 R)
• M6: 3,167,137 km (0.044 R)
• M7: 4,471,331 km (0.04 R)
• M8: 5,082,887 km (0.073 R)
• M9: 7,290,802 km (0.085 R)
• M10: 7,885,005 km (0.104 R)
• M11: 9,411,052 km (0.054 R)
• M12: 10,115,958 km (0.095 R)
• M13: 10,945,029 km (0.11 R)
• M14: 12,738,408 km (0.11 R)
• M15: 13,088,916 km (0.099 R)
• M16: 14,610,626 km (0.073 R)
• M17: 15,499,087 km (0.094 R)
• M18: 15,956,558 km (0.086 R)
• M19: 16,778,897 km (0.1 R)
• M20: 17,200,614 km (0.103 R)
• M21: 19,088,389 km (0.104 R)
• M22: 19,680,647 km (0.09 R)
• M23: 22,754,584 km (0.084 R)
• M24: 23,122,894 km (0.107 R)
• M25: 24,099,469 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 11.1

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.94 AU - 4.52 AU

Year: 5707 Days

Day: 8.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,364,499 km

• M1: 138,079 km (0.109 R)
• M2: 567,275 km (0.105 R)
• M3: 1,158,785 km (0.079 R)
• M4: 1,635,254 km (0.089 R)
• M5: 2,165,130 km (0.114 R)
• M6: 2,563,210 km (0.104 R)
• M7: 3,701,650 km (0.038 R)
• M8: 5,014,371 km (0.111 R)
• M9: 5,987,056 km (0.059 R)
• M10: 6,912,469 km (0.098 R)
• M11: 8,078,435 km (0.108 R)
• M12: 8,688,944 km (0.109 R)
• M13: 9,207,450 km (0.103 R)
• M14: 9,662,227 km (0.11 R)
• M15: 10,045,497 km (0.102 R)
• M16: 10,394,509 km (0.104 R)
• M17: 12,018,543 km (0.114 R)
• M18: 12,763,990 km (0.116 R)
• M19: 17,520,304 km (0.055 R)
• M20: 18,543,703 km (0.112 R)
• M21: 20,569,558 km (0.096 R)
• M22: 20,991,872 km (0.09 R)
• M23: 21,348,065 km (0.094 R)
• M24: 22,963,872 km (0.118 R)
• M25: 24,897,274 km (0.108 R)
• M26: 26,686,465 km (0.09 R)
• M27: 27,527,355 km (0.12 R)
• M28: 28,472,813 km (0.069 R)
• M29: 29,796,605 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.3

Radius: 13.2

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.77 AU - 6.29 AU

Year: 8531 Days

Day: 14.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,364,499 km

• M1: 164,109 km (0.089 R)
• M2: 626,067 km (0.09 R)
• M3: 1,224,758 km (0.085 R)
• M4: 2,488,710 km (0.067 R)
• M5: 4,071,904 km (0.042 R)
• M6: 5,001,655 km (0.116 R)
• M7: 8,204,546 km (0.064 R)
• M8: 8,878,035 km (0.032 R)
• M9: 10,645,384 km (0.098 R)
• M10: 14,477,484 km (0.089 R)
• M11: 15,328,247 km (0.093 R)
• M12: 20,090,396 km (0.089 R)
• M13: 22,244,306 km (0.071 R)
• M14: 22,936,944 km (0.064 R)
• M15: 24,916,124 km (0.095 R)
• M16: 25,475,021 km (0.075 R)
• M17: 30,889,417 km (0.088 R)
• M18: 33,524,733 km (0.105 R)
• M19: 33,978,015 km (0.075 R)
• M20: 37,025,473 km (0.114 R)
• M21: 40,506,167 km (0.103 R)
• M22: 45,432,724 km (0.071 R)
• M23: 46,688,897 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.4

Radius: 7

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.82 AU - 8.16 AU

Year: 12123 Days

Day: 17.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,364,499 km

• M1: 88,712 km (0.102 R)
• M2: 407,505 km (0.094 R)
• M3: 949,049 km (0.082 R)
• M4: 1,620,594 km (0.026 R)
• M5: 2,261,770 km (0.093 R)
• M6: 3,304,019 km (0.101 R)
• M7: 8,959,117 km (0.051 R)
• M8: 13,556,709 km (0.091 R)
• M9: 14,646,679 km (0.107 R)
• M10: 14,959,637 km (0.08 R)
• M11: 16,255,903 km (0.099 R)
• M12: 16,931,337 km (0.109 R)
• M13: 21,462,956 km (0.062 R)
• M14: 21,704,706 km (0.097 R)
• M15: 21,948,252 km (0.079 R)
• M16: 28,065,159 km (0.099 R)
• M17: 29,036,648 km (0.091 R)
• M18: 29,829,666 km (0.091 R)
• M19: 37,163,552 km (0.107 R)
• M20: 40,872,532 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.7

Radius: 4.5

Gravity: 15.74 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.84 AU - 8.84 AU

Year: 14401 Days

Day: 20.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,364,499 km

• M1: 55,950 km (0.076 R)
• M2: 200,162 km (0.083 R)
• M3: 401,371 km (0.113 R)
• M4: 868,416 km (0.047 R)
• M5: 1,221,766 km (0.114 R)
• M6: 2,119,353 km (0.071 R)
• M7: 2,432,910 km (0.113 R)
• M8: 2,651,921 km (0.111 R)
• M9: 3,129,288 km (0.071 R)
• M10: 3,364,456 km (0.112 R)
• M11: 4,058,441 km (0.11 R)
• M12: 5,030,677 km (0.036 R)
• M13: 5,621,738 km (0.105 R)
• M14: 5,793,926 km (0.117 R)
• M15: 8,013,060 km (0.056 R)
• M16: 9,722,814 km (0.106 R)
• M17: 10,325,843 km (0.076 R)
• M18: 11,060,369 km (0.048 R)
• M19: 11,829,152 km (0.078 R)
• M20: 13,048,076 km (0.081 R)
• M21: 13,843,338 km (0.108 R)
• M22: 14,670,315 km (0.06 R)
• M23: 15,732,759 km (0.089 R)
• M24: 16,774,409 km (0.055 R)
• M25: 19,934,515 km (0.073 R)
• M26: 21,485,994 km (0.079 R)
• M27: 22,592,719 km (0.07 R)
• M28: 23,292,388 km (0.11 R)
• M29: 24,460,000 km (0.094 R)
• M30: 28,296,736 km (0.099 R)
• M31: 30,674,744 km (0.118 R)
• M32: 32,185,683 km (0.11 R)
• M33: 33,407,000 km (0.069 R)
• M34: 36,178,450 km (0.093 R)
• M35: 39,099,348 km (0.037 R)
• M36: 42,305,081 km (0.03 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 13,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit