🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.3

Radius: 8.6

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.44 AU - 0.72 AU

Year: 295 Days

Day: 13.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,985,929 km

• M1: 107,561 km (0.081 R)
• M2: 647,310 km (0.052 R)
• M3: 1,078,451 km (0.046 R)
• M4: 1,480,720 km (0.116 R)
• M5: 1,859,202 km (0.092 R)
• M6: 2,157,650 km (0.108 R)
• M7: 2,943,787 km (0.062 R)
• M8: 3,397,218 km (0.117 R)
• M9: 3,785,574 km (0.095 R)
• M10: 4,216,416 km (0.113 R)
• M11: 4,581,584 km (0.074 R)
• M12: 4,982,507 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.3

Radius: 9.1

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.7 AU - 1.1 AU

Year: 569 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,985,929 km

• M1: 113,395 km (0.08 R)
• M2: 406,607 km (0.112 R)
• M3: 727,943 km (0.064 R)
• M4: 1,164,470 km (0.105 R)
• M5: 1,510,191 km (0.079 R)
• M6: 1,971,251 km (0.093 R)
• M7: 2,329,089 km (0.077 R)
• M8: 2,764,120 km (0.11 R)
• M9: 3,092,936 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.2

Radius: 10.7

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.29 AU - 3.25 AU

Year: 3074 Days

Day: 10.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,985,929 km

• M1: 133,591 km (0.103 R)
• M2: 537,356 km (0.097 R)
• M3: 902,524 km (0.083 R)
• M4: 1,745,658 km (0.04 R)
• M5: 2,237,835 km (0.07 R)
• M6: 2,954,857 km (0.102 R)
• M7: 4,135,783 km (0.094 R)
• M8: 6,951,364 km (0.086 R)
• M9: 8,611,901 km (0.097 R)
• M10: 10,043,702 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.9

Radius: 10.3

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.68 AU - 3.86 AU

Year: 4881 Days

Day: 12.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,985,929 km

• M1: 128,654 km (0.104 R)
• M2: 498,759 km (0.06 R)
• M3: 1,003,652 km (0.118 R)
• M4: 1,585,887 km (0.079 R)
• M5: 2,035,429 km (0.115 R)
• M6: 2,499,780 km (0.089 R)
• M7: 2,975,202 km (0.074 R)
• M8: 3,360,267 km (0.079 R)
• M9: 4,084,471 km (0.092 R)
• M10: 4,432,585 km (0.109 R)
• M11: 6,124,387 km (0.11 R)
• M12: 6,649,326 km (0.072 R)
• M13: 7,168,580 km (0.101 R)
• M14: 8,685,952 km (0.048 R)
• M15: 9,306,932 km (0.089 R)
• M16: 10,090,825 km (0.088 R)
• M17: 10,870,978 km (0.088 R)
• M18: 11,543,121 km (0.101 R)
• M19: 12,396,428 km (0.109 R)
• M20: 12,759,801 km (0.109 R)
• M21: 13,892,705 km (0.075 R)
• M22: 15,386,889 km (0.119 R)
• M23: 16,234,361 km (0.114 R)
• M24: 17,433,986 km (0.1 R)
• M25: 17,890,559 km (0.091 R)
• M26: 20,079,924 km (0.078 R)
• M27: 22,827,438 km (0.071 R)
• M28: 25,397,978 km (0.077 R)
• M29: 26,324,438 km (0.031 R)
• M30: 27,360,553 km (0.091 R)
• M31: 28,603,711 km (0.04 R)
• M32: 29,239,053 km (0.1 R)
• M33: 33,151,786 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.3

Radius: 5.2

Gravity: 35.03 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.58 AU - 6.14 AU

Year: 9460 Days

Day: 23 Hours

Environment

Temp: -218 °C

Axial Tilt: 105.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,985,929 km

• M1: 64,626 km (0.084 R)
• M2: 248,781 km (0.056 R)
• M3: 520,601 km (0.113 R)
• M4: 1,032,076 km (0.09 R)
• M5: 1,305,241 km (0.104 R)
• M6: 1,878,351 km (0.102 R)
• M7: 2,482,726 km (0.095 R)
• M8: 2,818,723 km (0.087 R)
• M9: 4,532,965 km (0.058 R)
• M10: 5,469,298 km (0.119 R)
• M11: 6,185,872 km (0.085 R)
• M12: 7,890,988 km (0.095 R)
• M13: 9,483,159 km (0.119 R)
• M14: 10,460,332 km (0.104 R)
• M15: 10,945,777 km (0.098 R)
• M16: 11,616,424 km (0.085 R)
• M17: 13,664,718 km (0.097 R)
• M18: 14,310,233 km (0.101 R)
• M19: 15,043,562 km (0.1 R)
• M20: 15,592,287 km (0.096 R)
• M21: 16,154,326 km (0.074 R)
• M22: 17,022,592 km (0.083 R)
• M23: 17,468,095 km (0.042 R)
• M24: 20,058,980 km (0.096 R)
• M25: 20,223,687 km (0.098 R)
• M26: 22,272,281 km (0.096 R)
• M27: 23,346,692 km (0.06 R)
• M28: 24,549,160 km (0.066 R)
• M29: 26,478,674 km (0.077 R)
• M30: 28,196,506 km (0.079 R)
• M31: 31,075,068 km (0.1 R)
• M32: 34,496,521 km (0.025 R)
• M33: 37,159,513 km (0.084 R)
• M34: 37,533,059 km (0.109 R)
• M35: 42,482,205 km (0.119 R)
• M36: 46,828,322 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.1

Radius: 4.8

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.01 AU - 11.55 AU

Year: 21980 Days

Day: 21.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,985,929 km

• M1: 63,130 km (0.041 R)
• M2: 614,548 km (0.08 R)
• M3: 6,237,483 km (0.093 R)
• M4: 9,998,224 km (0.111 R)
• M5: 12,636,233 km (0.107 R)
• M6: 14,536,724 km (0.119 R)
• M7: 16,619,575 km (0.097 R)
• M8: 17,169,796 km (0.085 R)
• M9: 18,389,617 km (0.04 R)
• M10: 18,724,417 km (0.063 R)
• M11: 22,016,468 km (0.082 R)
• M12: 24,146,144 km (0.084 R)
• M13: 24,346,305 km (0.103 R)
• M14: 36,744,977 km (0.11 R)
• M15: 42,578,396 km (0.065 R)
• M16: 46,637,136 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367.2

Radius: 7.8

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 8.69 AU - 13.17 AU

Year: 24097 Days

Day: 21 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,985,929 km

• M1: 96,939 km (0.12 R)
• M2: 591,660 km (0.08 R)
• M3: 2,631,576 km (0.066 R)
• M4: 3,042,372 km (0.114 R)
• M5: 4,469,984 km (0.097 R)
• M6: 8,070,207 km (0.117 R)
• M7: 10,152,459 km (0.086 R)
• M8: 12,568,914 km (0.095 R)
• M9: 13,453,037 km (0.113 R)
• M10: 22,659,141 km (0.037 R)
• M11: 25,111,050 km (0.079 R)
• M12: 28,074,584 km (0.103 R)
• M13: 32,128,088 km (0.108 R)
• M14: 33,262,937 km (0.053 R)
• M15: 41,520,440 km (0.119 R)
• M16: 49,035,190 km (0.056 R)
• M17: 52,071,877 km (0.035 R)
• M18: 63,292,765 km (0.066 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 13,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit