🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.1

Radius: 12.6

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1 AU - 1.22 AU

Year: 793 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,192,662 km

• M1: 158,275 km (0.046 R)
• M2: 597,195 km (0.112 R)
• M3: 1,098,796 km (0.054 R)
• M4: 1,536,221 km (0.09 R)
• M5: 1,980,975 km (0.111 R)
• M6: 2,744,223 km (0.086 R)
• M7: 3,895,229 km (0.098 R)
• M8: 4,427,798 km (0.064 R)
• M9: 6,845,599 km (0.072 R)
• M10: 7,578,329 km (0.092 R)
• M11: 7,999,746 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.9

Radius: 14.5

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.92 AU - 1.4 AU

Year: 847 Days

Day: 11.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 51,192,662 km

• M1: 180,415 km (0.117 R)
• M2: 738,864 km (0.105 R)
• M3: 1,538,315 km (0.094 R)
• M4: 2,251,897 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 11.7

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.53 AU - 2.21 AU

Year: 1734 Days

Day: 11.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,192,662 km

• M1: 171,140 km (0.084 R)
• M2: 598,990 km (0.095 R)
• M3: 1,000,810 km (0.096 R)
• M4: 1,389,914 km (0.057 R)
• M5: 1,914,703 km (0.049 R)
• M6: 2,516,087 km (0.092 R)
• M7: 3,433,720 km (0.116 R)
• M8: 4,502,298 km (0.098 R)
• M9: 8,693,731 km (0.086 R)
• M10: 9,461,617 km (0.06 R)
• M11: 10,805,305 km (0.089 R)
• M12: 12,589,110 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.4

Radius: 10.3

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.57 AU - 2.21 AU

Year: 1762 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,192,662 km

• M1: 128,205 km (0.082 R)
• M2: 519,105 km (0.099 R)
• M3: 970,441 km (0.085 R)
• M4: 1,347,428 km (0.117 R)
• M5: 1,669,213 km (0.111 R)
• M6: 2,526,110 km (0.108 R)
• M7: 3,517,345 km (0.044 R)
• M8: 3,936,070 km (0.111 R)
• M9: 4,486,590 km (0.096 R)
• M10: 5,487,250 km (0.077 R)
• M11: 5,836,112 km (0.092 R)
• M12: 6,578,716 km (0.087 R)
• M13: 7,026,762 km (0.088 R)
• M14: 7,438,904 km (0.108 R)
• M15: 8,102,221 km (0.113 R)
• M16: 8,710,785 km (0.07 R)
• M17: 9,747,348 km (0.083 R)
• M18: 10,122,091 km (0.09 R)
• M19: 10,506,408 km (0.037 R)
• M20: 10,936,801 km (0.061 R)
• M21: 11,267,263 km (0.095 R)
• M22: 14,200,129 km (0.113 R)
• M23: 14,815,724 km (0.068 R)
• M24: 15,220,835 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 10.3

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.4 AU - 2.62 AU

Year: 2697 Days

Day: 11.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,192,662 km

• M1: 128,056 km (0.109 R)
• M2: 455,077 km (0.074 R)
• M3: 971,040 km (0.094 R)
• M4: 1,822,850 km (0.106 R)
• M5: 3,030,254 km (0.099 R)
• M6: 4,172,584 km (0.104 R)
• M7: 4,751,677 km (0.113 R)
• M8: 5,407,963 km (0.081 R)
• M9: 6,366,437 km (0.066 R)
• M10: 8,059,585 km (0.117 R)
• M11: 8,685,503 km (0.076 R)
• M12: 9,594,160 km (0.092 R)
• M13: 11,274,593 km (0.049 R)
• M14: 15,808,306 km (0.033 R)
• M15: 16,216,559 km (0.074 R)
• M16: 17,160,521 km (0.075 R)
• M17: 18,758,077 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.9

Radius: 13.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.59 AU - 5.77 AU

Year: 6867 Days

Day: 14.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 133.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,192,662 km

• M1: 165,455 km (0.114 R)
• M2: 619,036 km (0.081 R)
• M3: 1,097,151 km (0.05 R)
• M4: 1,558,062 km (0.108 R)
• M5: 2,134,163 km (0.108 R)
• M6: 3,376,574 km (0.099 R)
• M7: 5,173,992 km (0.04 R)
• M8: 5,701,474 km (0.047 R)
• M9: 6,128,726 km (0.056 R)
• M10: 9,936,141 km (0.087 R)
• M11: 12,091,098 km (0.114 R)
• M12: 14,602,398 km (0.104 R)
• M13: 15,343,655 km (0.107 R)
• M14: 17,580,742 km (0.054 R)
• M15: 18,067,084 km (0.107 R)
• M16: 18,491,045 km (0.099 R)
• M17: 19,285,559 km (0.109 R)
• M18: 20,634,782 km (0.025 R)
• M19: 21,886,019 km (0.076 R)
• M20: 24,282,128 km (0.055 R)
• M21: 25,235,066 km (0.116 R)
• M22: 27,308,194 km (0.045 R)
• M23: 28,719,949 km (0.095 R)
• M24: 30,777,518 km (0.096 R)
• M25: 31,383,090 km (0.085 R)
• M26: 33,565,125 km (0.089 R)
• M27: 35,957,643 km (0.063 R)

Asteroid Belt

Center: 6.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.3

Radius: 3.9

Gravity: 19.28 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.23 AU - 9.81 AU

Year: 16867 Days

Day: 16 Hours

Environment

Temp: -240 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,192,662 km

• M1: 49,816 km (0.098 R)
• M2: 214,374 km (0.074 R)
• M3: 393,742 km (0.081 R)
• M4: 549,772 km (0.073 R)
• M5: 703,858 km (0.087 R)
• M6: 1,183,319 km (0.105 R)
• M7: 1,677,740 km (0.101 R)
• M8: 3,974,666 km (0.118 R)
• M9: 4,200,559 km (0.026 R)
• M10: 5,059,250 km (0.102 R)
• M11: 5,669,311 km (0.048 R)
• M12: 6,289,244 km (0.067 R)
• M13: 6,713,803 km (0.083 R)
• M14: 8,982,155 km (0.1 R)
• M15: 9,322,042 km (0.115 R)
• M16: 10,767,456 km (0.092 R)
• M17: 11,206,526 km (0.094 R)
• M18: 12,119,971 km (0.111 R)
• M19: 12,655,082 km (0.097 R)
• M20: 13,836,307 km (0.096 R)
• M21: 13,964,662 km (0.074 R)
• M22: 15,638,363 km (0.056 R)
• M23: 16,059,032 km (0.059 R)
• M24: 16,343,717 km (0.119 R)
• M25: 19,862,857 km (0.04 R)
• M26: 23,488,661 km (0.119 R)
• M27: 24,412,577 km (0.104 R)
• M28: 25,940,869 km (0.119 R)
• M29: 28,976,060 km (0.096 R)
• M30: 31,346,738 km (0.056 R)
• M31: 35,982,177 km (0.116 R)
• M32: 38,083,280 km (0.111 R)
• M33: 41,853,744 km (0.077 R)
• M34: 44,036,826 km (0.075 R)
• M35: 47,306,287 km (0.107 R)
• M36: 47,451,996 km (0.119 R)
• M37: 49,824,169 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 17,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit