🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 10.2

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.83 AU - 4.49 AU

Year: 3101 Days

Day: 10.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 94,747,880 km

• M1: 126,859 km (0.118 R)
• M2: 608,863 km (0.109 R)
• M3: 1,261,260 km (0.118 R)
• M4: 2,169,319 km (0.118 R)
• M5: 2,890,081 km (0.081 R)
• M6: 3,216,953 km (0.057 R)
• M7: 3,673,825 km (0.071 R)
• M8: 4,058,740 km (0.097 R)
• M9: 4,593,403 km (0.099 R)
• M10: 5,264,499 km (0.091 R)
• M11: 11,645,446 km (0.066 R)
• M12: 13,741,312 km (0.071 R)
• M13: 14,582,800 km (0.1 R)
• M14: 15,224,426 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 12.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.52 AU - 3.86 AU

Year: 3140 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 94,747,880 km

• M1: 155,582 km (0.095 R)
• M2: 2,014,485 km (0.084 R)
• M3: 2,549,896 km (0.096 R)
• M4: 3,042,222 km (0.056 R)
• M5: 4,327,567 km (0.097 R)
• M6: 6,500,626 km (0.097 R)
• M7: 7,241,285 km (0.119 R)
• M8: 7,938,710 km (0.086 R)
• M9: 8,576,745 km (0.077 R)
• M10: 10,618,307 km (0.109 R)
• M11: 15,743,680 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.8

Radius: 13.6

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.82 AU - 4.24 AU

Year: 3583 Days

Day: 14.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,747,880 km

• M1: 169,195 km (0.12 R)
• M2: 621,729 km (0.065 R)
• M3: 1,232,836 km (0.088 R)
• M4: 1,852,022 km (0.114 R)
• M5: 2,889,333 km (0.09 R)
• M6: 3,627,599 km (0.116 R)
• M7: 4,172,733 km (0.056 R)
• M8: 5,324,188 km (0.091 R)
• M9: 6,830,938 km (0.109 R)
• M10: 8,426,250 km (0.1 R)
• M11: 9,388,164 km (0.085 R)
• M12: 10,421,885 km (0.107 R)
• M13: 11,618,519 km (0.118 R)
• M14: 12,158,567 km (0.111 R)
• M15: 12,809,916 km (0.11 R)
• M16: 15,274,541 km (0.067 R)
• M17: 17,567,577 km (0.106 R)
• M18: 18,826,892 km (0.034 R)
• M19: 19,699,496 km (0.051 R)
• M20: 21,525,189 km (0.112 R)
• M21: 22,067,032 km (0.045 R)
• M22: 24,545,121 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.3

Radius: 8

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.87 AU - 5.51 AU

Year: 4499 Days

Day: 13.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,747,880 km

• M1: 99,632 km (0.039 R)
• M2: 383,120 km (0.089 R)
• M3: 669,450 km (0.056 R)
• M4: 1,679,386 km (0.049 R)
• M5: 2,472,853 km (0.103 R)
• M6: 3,074,386 km (0.117 R)
• M7: 3,572,397 km (0.117 R)
• M8: 4,080,432 km (0.11 R)
• M9: 6,061,706 km (0.109 R)
• M10: 6,547,151 km (0.063 R)
• M11: 6,814,482 km (0.07 R)
• M12: 7,466,879 km (0.076 R)
• M13: 7,726,132 km (0.026 R)
• M14: 8,297,147 km (0.07 R)
• M15: 9,372,905 km (0.052 R)
• M16: 10,179,387 km (0.087 R)
• M17: 11,496,148 km (0.055 R)
• M18: 13,156,086 km (0.084 R)
• M19: 14,067,735 km (0.071 R)
• M20: 14,715,494 km (0.107 R)
• M21: 15,750,412 km (0.094 R)
• M22: 16,016,696 km (0.03 R)
• M23: 16,339,977 km (0.115 R)
• M24: 17,620,086 km (0.057 R)
• M25: 18,846,041 km (0.094 R)
• M26: 19,879,463 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.1

Radius: 10.4

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.18 AU - 10.4 AU

Year: 11543 Days

Day: 11.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 94,747,880 km

• M1: 129,552 km (0.071 R)
• M2: 453,581 km (0.037 R)
• M3: 1,092,064 km (0.031 R)
• M4: 1,905,578 km (0.114 R)
• M5: 2,546,754 km (0.071 R)
• M6: 2,927,780 km (0.085 R)
• M7: 4,905,015 km (0.054 R)
• M8: 5,558,010 km (0.091 R)
• M9: 7,426,786 km (0.043 R)
• M10: 8,523,339 km (0.119 R)
• M11: 11,035,685 km (0.045 R)
• M12: 15,376,417 km (0.062 R)
• M13: 15,792,748 km (0.078 R)
• M14: 16,339,079 km (0.083 R)
• M15: 18,251,688 km (0.063 R)
• M16: 26,971,598 km (0.073 R)
• M17: 28,016,240 km (0.106 R)
• M18: 28,997,154 km (0.089 R)
• M19: 32,077,673 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.5

Radius: 5.2

Gravity: 32.05 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 14.54 AU - 14.66 AU

Year: 24710 Days

Day: 22.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 94,747,880 km

• M1: 140,772 km (0.105 R)
• M2: 505,641 km (0.084 R)
• M3: 745,297 km (0.081 R)
• M4: 966,851 km (0.063 R)
• M5: 1,216,679 km (0.069 R)
• M6: 1,928,317 km (0.1 R)
• M7: 2,098,858 km (0.108 R)
• M8: 2,470,758 km (0.086 R)
• M9: 3,167,286 km (0.065 R)
• M10: 3,345,008 km (0.117 R)
• M11: 11,409,979 km (0.098 R)
• M12: 11,829,152 km (0.088 R)
• M13: 14,808,843 km (0.075 R)
• M14: 15,140,202 km (0.111 R)
• M15: 18,348,029 km (0.063 R)
• M16: 19,313,534 km (0.095 R)
• M17: 20,312,399 km (0.111 R)
• M18: 23,739,985 km (0.117 R)
• M19: 28,161,051 km (0.12 R)
• M20: 28,541,927 km (0.108 R)
• M21: 30,231,934 km (0.09 R)
• M22: 34,384,173 km (0.04 R)
• M23: 36,596,127 km (0.067 R)
• M24: 37,201,550 km (0.12 R)
• M25: 39,215,586 km (0.046 R)
• M26: 41,957,266 km (0.043 R)
• M27: 46,217,365 km (0.065 R)
• M28: 46,924,663 km (0.1 R)
• M29: 47,818,959 km (0.075 R)
• M30: 49,089,943 km (0.099 R)
• M31: 55,783,849 km (0.085 R)
• M32: 57,395,018 km (0.04 R)
• M33: 65,917,459 km (0.082 R)
• M34: 72,597,752 km (0.115 R)
• M35: 92,493,671 km (0.068 R)
• M36: 94,180,985 km (0.064 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 12,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit