🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.2

Radius: 14.2

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.64 AU

Year: 264 Days

Day: 11.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,374,680 km

• M1: 176,525 km (0.111 R)
• M2: 708,196 km (0.062 R)
• M3: 1,180,776 km (0.093 R)
• M4: 1,673,252 km (0.026 R)
• M5: 2,241,126 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.3

Radius: 12.9

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.55 AU - 0.83 AU

Year: 403 Days

Day: 15 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,374,680 km

• M1: 160,519 km (0.094 R)
• M2: 600,336 km (0.091 R)
• M3: 1,287,738 km (0.032 R)
• M4: 1,988,455 km (0.059 R)
• M5: 2,621,254 km (0.076 R)
• M6: 3,107,896 km (0.091 R)
• M7: 4,045,575 km (0.073 R)
• M8: 4,625,267 km (0.099 R)
• M9: 5,308,780 km (0.104 R)
• M10: 6,094,318 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.6

Radius: 9.3

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.65 AU - 1.03 AU

Year: 541 Days

Day: 9.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,374,680 km

• M1: 150,645 km (0.102 R)
• M2: 511,475 km (0.044 R)
• M3: 867,518 km (0.117 R)
• M4: 1,609,823 km (0.105 R)
• M5: 2,157,800 km (0.039 R)
• M6: 2,455,350 km (0.106 R)
• M7: 3,154,122 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.5

Radius: 11.5

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.19 AU - 1.37 AU

Year: 1018 Days

Day: 13.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,374,680 km

• M1: 143,165 km (0.113 R)
• M2: 505,042 km (0.065 R)
• M3: 877,242 km (0.057 R)
• M4: 1,700,778 km (0.066 R)
• M5: 2,772,497 km (0.116 R)
• M6: 3,577,783 km (0.105 R)
• M7: 5,080,044 km (0.034 R)
• M8: 5,565,938 km (0.051 R)
• M9: 6,016,527 km (0.033 R)
• M10: 6,584,550 km (0.086 R)
• M11: 7,619,169 km (0.096 R)
• M12: 7,987,330 km (0.113 R)
• M13: 8,674,133 km (0.114 R)
• M14: 9,610,466 km (0.106 R)
• M15: 10,166,073 km (0.051 R)
• M16: 11,273,845 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.6

Radius: 9.3

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.36 AU - 2.94 AU

Year: 3032 Days

Day: 12.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,374,680 km

• M1: 115,639 km (0.073 R)
• M2: 422,464 km (0.115 R)
• M3: 780,602 km (0.06 R)
• M4: 1,572,274 km (0.119 R)
• M5: 1,925,175 km (0.076 R)
• M6: 2,728,067 km (0.12 R)
• M7: 4,091,053 km (0.087 R)
• M8: 4,625,417 km (0.031 R)
• M9: 5,031,425 km (0.097 R)
• M10: 6,279,520 km (0.112 R)
• M11: 6,748,210 km (0.11 R)
• M12: 7,559,629 km (0.118 R)
• M13: 8,226,836 km (0.059 R)
• M14: 9,450,546 km (0.088 R)
• M15: 9,871,365 km (0.096 R)
• M16: 10,304,601 km (0.114 R)
• M17: 11,724,434 km (0.113 R)
• M18: 12,572,355 km (0.1 R)
• M19: 13,847,078 km (0.068 R)
• M20: 14,540,913 km (0.118 R)
• M21: 15,466,924 km (0.078 R)
• M22: 17,265,838 km (0.086 R)
• M23: 17,837,452 km (0.086 R)
• M24: 18,421,631 km (0.105 R)
• M25: 19,875,723 km (0.047 R)
• M26: 20,188,083 km (0.098 R)
• M27: 22,332,269 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.9

Radius: 9.2

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.23 AU - 3.51 AU

Year: 4349 Days

Day: 8.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,374,680 km

• M1: 114,442 km (0.119 R)
• M2: 403,465 km (0.057 R)
• M3: 691,142 km (0.048 R)
• M4: 1,005,447 km (0.113 R)
• M5: 1,536,669 km (0.09 R)
• M6: 1,912,908 km (0.063 R)
• M7: 2,202,081 km (0.113 R)
• M8: 3,139,910 km (0.106 R)
• M9: 3,835,689 km (0.054 R)
• M10: 5,613,810 km (0.089 R)
• M11: 6,362,846 km (0.112 R)
• M12: 7,111,883 km (0.101 R)
• M13: 7,407,488 km (0.116 R)
• M14: 8,236,260 km (0.087 R)
• M15: 8,562,533 km (0.032 R)
• M16: 9,396,691 km (0.09 R)
• M17: 11,007,112 km (0.057 R)
• M18: 11,718,151 km (0.112 R)
• M19: 12,506,980 km (0.064 R)
• M20: 13,882,682 km (0.107 R)
• M21: 15,194,057 km (0.1 R)
• M22: 15,685,636 km (0.076 R)
• M23: 16,131,587 km (0.095 R)
• M24: 16,758,552 km (0.105 R)
• M25: 17,699,373 km (0.106 R)
• M26: 20,336,185 km (0.11 R)
• M27: 25,523,641 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.4

Radius: 4

Gravity: 24.84 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.11 AU - 10.33 AU

Year: 18100 Days

Day: 23.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,374,680 km

• M1: 50,115 km (0.106 R)
• M2: 212,579 km (0.104 R)
• M3: 568,322 km (0.108 R)
• M4: 1,191,697 km (0.03 R)
• M5: 1,783,057 km (0.077 R)
• M6: 2,910,875 km (0.1 R)
• M7: 5,601,243 km (0.107 R)
• M8: 6,209,060 km (0.112 R)
• M9: 6,651,720 km (0.072 R)
• M10: 7,919,262 km (0.087 R)
• M11: 8,200,357 km (0.069 R)
• M12: 8,683,408 km (0.057 R)
• M13: 8,982,155 km (0.103 R)
• M14: 9,600,443 km (0.074 R)
• M15: 9,866,129 km (0.117 R)
• M16: 12,609,305 km (0.041 R)
• M17: 12,736,164 km (0.112 R)
• M18: 14,120,244 km (0.109 R)
• M19: 14,954,551 km (0.111 R)
• M20: 17,574,758 km (0.112 R)
• M21: 20,573,148 km (0.088 R)
• M22: 23,798,478 km (0.067 R)
• M23: 24,977,459 km (0.046 R)
• M24: 25,480,108 km (0.079 R)
• M25: 26,194,886 km (0.114 R)
• M26: 27,028,146 km (0.039 R)
• M27: 28,310,948 km (0.096 R)
• M28: 32,759,690 km (0.099 R)
• M29: 35,211,898 km (0.12 R)
• M30: 37,521,091 km (0.085 R)
• M31: 41,590,602 km (0.114 R)
• M32: 42,013,066 km (0.092 R)
• M33: 51,720,771 km (0.069 R)
• M34: 55,035,561 km (0.093 R)
• M35: 55,715,184 km (0.099 R)
• M36: 57,612,683 km (0.112 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: 524 - 14,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit