🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.32 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.3

Radius: 12.1

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.1 AU - 3.16 AU

Year: 2754 Days

Day: 10.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,951,332 km

• M1: 155,731 km (0.099 R)
• M2: 717,471 km (0.104 R)
• M3: 1,216,081 km (0.109 R)
• M4: 2,502,922 km (0.098 R)
• M5: 3,303,271 km (0.084 R)
• M6: 5,323,291 km (0.102 R)
• M7: 6,447,818 km (0.077 R)
• M8: 7,669,434 km (0.069 R)
• M9: 8,886,562 km (0.117 R)
• M10: 11,302,418 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.3

Radius: 10.1

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.41 AU - 4.21 AU

Year: 4802 Days

Day: 11.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,951,332 km

• M1: 125,662 km (0.089 R)
• M2: 457,171 km (0.105 R)
• M3: 965,654 km (0.109 R)
• M4: 1,290,431 km (0.063 R)
• M5: 1,615,807 km (0.086 R)
• M6: 1,996,533 km (0.079 R)
• M7: 2,486,466 km (0.045 R)
• M8: 3,190,623 km (0.12 R)
• M9: 4,022,388 km (0.102 R)
• M10: 5,899,542 km (0.115 R)
• M11: 6,235,389 km (0.088 R)
• M12: 6,616,564 km (0.104 R)
• M13: 7,566,660 km (0.084 R)
• M14: 7,963,992 km (0.112 R)
• M15: 9,321,593 km (0.105 R)
• M16: 11,101,060 km (0.1 R)
• M17: 11,757,645 km (0.085 R)
• M18: 12,589,259 km (0.09 R)
• M19: 13,199,619 km (0.115 R)
• M20: 14,315,170 km (0.065 R)
• M21: 14,700,684 km (0.089 R)
• M22: 15,206,324 km (0.094 R)
• M23: 16,134,130 km (0.113 R)
• M24: 16,491,669 km (0.1 R)
• M25: 17,408,704 km (0.098 R)
• M26: 24,960,854 km (0.069 R)
• M27: 25,359,233 km (0.102 R)
• M28: 27,754,444 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.3

Radius: 5.5

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.03 AU - 8.75 AU

Year: 12971 Days

Day: 15.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,951,332 km

• M1: 68,516 km (0.105 R)
• M2: 1,078,900 km (0.104 R)
• M3: 1,442,123 km (0.102 R)
• M4: 2,760,230 km (0.12 R)
• M5: 3,337,828 km (0.097 R)
• M6: 3,540,383 km (0.072 R)
• M7: 9,857,303 km (0.116 R)
• M8: 10,360,550 km (0.091 R)
• M9: 12,162,456 km (0.104 R)
• M10: 12,741,400 km (0.11 R)
• M11: 14,215,986 km (0.092 R)
• M12: 14,427,967 km (0.102 R)
• M13: 15,575,382 km (0.066 R)
• M14: 26,223,908 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.5

Radius: 6.7

Gravity: 18.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.89 AU - 8.25 AU

Year: 14802 Days

Day: 17.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,951,332 km

• M1: 84,822 km (0.101 R)
• M2: 374,294 km (0.114 R)
• M3: 757,264 km (0.088 R)
• M4: 1,189,901 km (0.06 R)
• M5: 2,285,257 km (0.07 R)
• M6: 5,290,529 km (0.117 R)
• M7: 6,013,535 km (0.107 R)
• M8: 6,419,544 km (0.042 R)
• M9: 10,526,305 km (0.109 R)
• M10: 14,833,676 km (0.091 R)
• M11: 24,089,895 km (0.103 R)
• M12: 24,597,779 km (0.093 R)
• M13: 25,112,695 km (0.098 R)
• M14: 29,610,355 km (0.114 R)
• M15: 30,428,207 km (0.029 R)
• M16: 33,851,305 km (0.034 R)
• M17: 36,314,883 km (0.067 R)
• M18: 39,453,746 km (0.042 R)
• M19: 40,586,650 km (0.108 R)
• M20: 42,033,112 km (0.103 R)
• M21: 54,166,547 km (0.102 R)
• M22: 60,649,969 km (0.041 R)
• M23: 66,036,390 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.8

Radius: 5.1

Gravity: 12.87 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.93 AU - 9.51 AU

Year: 15217 Days

Day: 18 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,951,332 km

• M1: 63,429 km (0.102 R)
• M2: 252,820 km (0.096 R)
• M3: 654,640 km (0.1 R)
• M4: 1,521,111 km (0.052 R)
• M5: 2,076,568 km (0.063 R)
• M6: 2,257,881 km (0.107 R)
• M7: 2,822,613 km (0.079 R)
• M8: 3,501,787 km (0.1 R)
• M9: 4,057,543 km (0.085 R)
• M10: 4,489,283 km (0.052 R)
• M11: 5,144,372 km (0.036 R)
• M12: 5,309,378 km (0.043 R)
• M13: 5,615,156 km (0.086 R)
• M14: 5,932,752 km (0.09 R)
• M15: 6,957,348 km (0.113 R)
• M16: 7,660,009 km (0.05 R)
• M17: 9,547,635 km (0.119 R)
• M18: 9,847,579 km (0.082 R)
• M19: 14,146,872 km (0.056 R)
• M20: 18,529,192 km (0.078 R)
• M21: 20,197,358 km (0.079 R)
• M22: 21,618,987 km (0.112 R)
• M23: 21,963,062 km (0.026 R)
• M24: 28,382,905 km (0.104 R)
• M25: 29,107,258 km (0.12 R)
• M26: 30,056,606 km (0.075 R)
• M27: 30,809,083 km (0.116 R)
• M28: 34,409,455 km (0.098 R)
• M29: 37,905,856 km (0.051 R)
• M30: 38,910,556 km (0.082 R)
• M31: 42,432,090 km (0.045 R)
• M32: 43,106,776 km (0.049 R)
• M33: 44,477,541 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 17,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit