🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.9

Radius: 13.3

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.64 AU - 0.72 AU

Year: 357 Days

Day: 8.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,547,396 km

• M1: 165,455 km (0.083 R)
• M2: 586,424 km (0.119 R)
• M3: 1,477,429 km (0.11 R)
• M4: 2,021,666 km (0.1 R)
• M5: 2,558,872 km (0.084 R)
• M6: 3,042,970 km (0.079 R)
• M7: 3,632,087 km (0.034 R)
• M8: 4,149,995 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.4

Radius: 8.1

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.86 AU - 1.02 AU

Year: 579 Days

Day: 14.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,547,396 km

• M1: 100,679 km (0.088 R)
• M2: 390,301 km (0.032 R)
• M3: 727,494 km (0.041 R)
• M4: 1,269,188 km (0.115 R)
• M5: 1,649,317 km (0.039 R)
• M6: 2,357,214 km (0.1 R)
• M7: 2,630,828 km (0.069 R)
• M8: 3,242,833 km (0.026 R)
• M9: 4,156,128 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.2

Radius: 9

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.91 AU - 1.31 AU

Year: 744 Days

Day: 11.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,547,396 km

• M1: 111,899 km (0.096 R)
• M2: 401,670 km (0.051 R)
• M3: 744,848 km (0.07 R)
• M4: 1,077,404 km (0.095 R)
• M5: 1,733,091 km (0.11 R)
• M6: 2,165,579 km (0.072 R)
• M7: 2,541,668 km (0.096 R)
• M8: 2,848,942 km (0.12 R)
• M9: 3,539,186 km (0.081 R)
• M10: 4,047,969 km (0.027 R)
• M11: 4,503,046 km (0.115 R)
• M12: 5,400,184 km (0.111 R)
• M13: 6,985,921 km (0.056 R)
• M14: 7,617,524 km (0.09 R)
• M15: 8,159,816 km (0.08 R)
• M16: 8,492,222 km (0.1 R)
• M17: 8,833,754 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.6

Radius: 11.1

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.09 AU - 1.25 AU

Year: 805 Days

Day: 7 Hours

Environment

Temp: -158 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,547,396 km

• M1: 138,079 km (0.075 R)
• M2: 539,300 km (0.111 R)
• M3: 905,516 km (0.07 R)
• M4: 1,262,756 km (0.072 R)
• M5: 1,656,198 km (0.1 R)
• M6: 2,510,402 km (0.07 R)
• M7: 2,870,484 km (0.108 R)
• M8: 3,461,844 km (0.084 R)
• M9: 4,052,457 km (0.106 R)
• M10: 4,568,869 km (0.065 R)
• M11: 4,943,462 km (0.085 R)
• M12: 5,455,086 km (0.102 R)
• M13: 6,064,997 km (0.107 R)
• M14: 6,856,220 km (0.07 R)
• M15: 7,469,422 km (0.042 R)
• M16: 8,170,437 km (0.033 R)
• M17: 9,645,622 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.6

Radius: 6.5

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.89 AU - 11.59 AU

Year: 19327 Days

Day: 20.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,547,396 km

• M1: 94,396 km (0.083 R)
• M2: 304,132 km (0.111 R)
• M3: 693,685 km (0.074 R)
• M4: 1,196,933 km (0.118 R)
• M5: 1,513,482 km (0.077 R)
• M6: 2,120,550 km (0.112 R)
• M7: 2,543,463 km (0.117 R)
• M8: 3,556,839 km (0.074 R)
• M9: 3,861,719 km (0.117 R)
• M10: 4,336,244 km (0.105 R)
• M11: 4,555,854 km (0.103 R)
• M12: 5,437,135 km (0.077 R)
• M13: 6,228,059 km (0.108 R)
• M14: 6,589,637 km (0.041 R)
• M15: 7,310,549 km (0.115 R)
• M16: 10,222,621 km (0.082 R)
• M17: 10,954,902 km (0.085 R)
• M18: 13,295,361 km (0.116 R)
• M19: 13,559,701 km (0.097 R)
• M20: 15,508,961 km (0.11 R)
• M21: 17,322,237 km (0.08 R)
• M22: 19,356,618 km (0.096 R)
• M23: 20,562,826 km (0.066 R)
• M24: 24,679,310 km (0.116 R)
• M25: 28,104,653 km (0.094 R)
• M26: 29,761,300 km (0.116 R)
• M27: 34,994,981 km (0.117 R)
• M28: 35,499,126 km (0.1 R)
• M29: 35,880,451 km (0.078 R)
• M30: 37,827,916 km (0.104 R)
• M31: 38,225,697 km (0.08 R)
• M32: 51,661,081 km (0.08 R)
• M33: 52,314,675 km (0.106 R)
• M34: 53,471,665 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.5

Radius: 7.2

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.1 AU - 12.16 AU

Year: 22036 Days

Day: 22.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,547,396 km

• M1: 92,302 km (0.091 R)
• M2: 325,675 km (0.074 R)
• M3: 603,179 km (0.059 R)
• M4: 1,092,812 km (0.113 R)
• M5: 3,301,924 km (0.089 R)
• M6: 3,747,576 km (0.078 R)
• M7: 4,033,607 km (0.111 R)
• M8: 5,210,045 km (0.074 R)
• M9: 6,155,204 km (0.049 R)
• M10: 6,737,439 km (0.051 R)
• M11: 7,959,654 km (0.112 R)
• M12: 8,982,604 km (0.072 R)
• M13: 10,030,088 km (0.073 R)
• M14: 10,963,430 km (0.075 R)
• M15: 12,158,268 km (0.079 R)
• M16: 14,570,533 km (0.056 R)
• M17: 15,279,927 km (0.068 R)
• M18: 15,929,630 km (0.118 R)
• M19: 16,428,988 km (0.08 R)
• M20: 16,938,668 km (0.084 R)
• M21: 19,932,420 km (0.072 R)
• M22: 22,630,119 km (0.116 R)
• M23: 23,155,207 km (0.111 R)
• M24: 23,795,785 km (0.095 R)
• M25: 26,593,116 km (0.104 R)
• M26: 26,825,890 km (0.075 R)
• M27: 27,890,429 km (0.065 R)
• M28: 39,220,074 km (0.101 R)
• M29: 40,130,078 km (0.113 R)
• M30: 40,436,454 km (0.109 R)
• M31: 48,440,838 km (0.107 R)
• M32: 50,550,467 km (0.088 R)
• M33: 53,642,804 km (0.088 R)
• M34: 54,763,592 km (0.099 R)
• M35: 74,882,112 km (0.067 R)
• M36: 76,516,319 km (0.111 R)
• M37: 76,751,786 km (0.072 R)
• M38: 78,892,232 km (0.119 R)
• M39: 79,373,189 km (0.118 R)
• M40: 80,340,938 km (0.117 R)
• M41: 82,300,221 km (0.084 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 18,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit