🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.2

Radius: 11.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.05 AU - 1.55 AU

Year: 957 Days

Day: 14.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,394,432 km

• M1: 144,212 km (0.118 R)
• M2: 515,065 km (0.118 R)
• M3: 988,543 km (0.066 R)
• M4: 1,591,572 km (0.06 R)
• M5: 2,012,690 km (0.115 R)
• M6: 2,497,088 km (0.074 R)
• M7: 2,942,441 km (0.075 R)
• M8: 3,793,503 km (0.12 R)
• M9: 4,285,530 km (0.071 R)
• M10: 4,801,942 km (0.102 R)
• M11: 5,614,258 km (0.118 R)
• M12: 6,043,305 km (0.106 R)
• M13: 6,472,202 km (0.097 R)
• M14: 6,921,295 km (0.074 R)
• M15: 7,439,353 km (0.11 R)
• M16: 8,957,621 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718

Radius: 10.1

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.49 AU - 1.73 AU

Year: 1319 Days

Day: 14.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,394,432 km

• M1: 126,410 km (0.076 R)
• M2: 446,250 km (0.077 R)
• M3: 913,145 km (0.119 R)
• M4: 1,286,841 km (0.1 R)
• M5: 1,782,608 km (0.026 R)
• M6: 2,319,216 km (0.1 R)
• M7: 2,770,104 km (0.108 R)
• M8: 3,102,660 km (0.104 R)
• M9: 3,967,186 km (0.081 R)
• M10: 5,166,811 km (0.069 R)
• M11: 5,806,043 km (0.118 R)
• M12: 7,293,794 km (0.085 R)
• M13: 8,783,938 km (0.108 R)
• M14: 9,600,743 km (0.112 R)
• M15: 10,368,628 km (0.119 R)
• M16: 10,936,951 km (0.084 R)
• M17: 12,356,335 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.4

Radius: 14.2

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.42 AU - 4.64 AU

Year: 5224 Days

Day: 12.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,394,432 km

• M1: 176,675 km (0.114 R)
• M2: 655,239 km (0.112 R)
• M3: 1,273,826 km (0.054 R)
• M4: 2,110,527 km (0.083 R)
• M5: 3,132,579 km (0.081 R)
• M6: 4,538,351 km (0.053 R)
• M7: 5,118,042 km (0.09 R)
• M8: 5,746,802 km (0.073 R)
• M9: 6,588,889 km (0.049 R)
• M10: 7,057,130 km (0.069 R)
• M11: 8,249,575 km (0.078 R)
• M12: 9,614,805 km (0.118 R)
• M13: 10,087,384 km (0.067 R)
• M14: 11,125,893 km (0.093 R)
• M15: 14,225,710 km (0.06 R)
• M16: 16,123,509 km (0.064 R)
• M17: 17,352,755 km (0.093 R)
• M18: 18,577,662 km (0.079 R)
• M19: 19,043,211 km (0.047 R)
• M20: 24,772,360 km (0.117 R)
• M21: 25,336,793 km (0.093 R)
• M22: 30,625,526 km (0.119 R)
• M23: 31,557,521 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.4

Radius: 10.1

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.35 AU - 5.37 AU

Year: 8012 Days

Day: 10.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,394,432 km

• M1: 126,859 km (0.082 R)
• M2: 864,376 km (0.118 R)
• M3: 1,307,934 km (0.069 R)
• M4: 2,889,333 km (0.096 R)
• M5: 3,757,749 km (0.033 R)
• M6: 8,942,362 km (0.044 R)
• M7: 14,732,099 km (0.058 R)
• M8: 20,073,790 km (0.109 R)
• M9: 20,950,434 km (0.068 R)
• M10: 24,631,439 km (0.118 R)
• M11: 26,842,496 km (0.054 R)
• M12: 30,402,476 km (0.038 R)
• M13: 32,146,937 km (0.051 R)
• M14: 34,679,030 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.2

Radius: 9.2

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.86 AU - 6.84 AU

Year: 9136 Days

Day: 13.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,394,432 km

• M1: 120,875 km (0.083 R)
• M2: 426,803 km (0.1 R)
• M3: 762,201 km (0.12 R)
• M4: 1,076,955 km (0.074 R)
• M5: 1,506,600 km (0.115 R)
• M6: 2,081,654 km (0.1 R)
• M7: 2,535,534 km (0.114 R)
• M8: 4,359,880 km (0.118 R)
• M9: 7,524,025 km (0.099 R)
• M10: 9,475,080 km (0.1 R)
• M11: 15,384,047 km (0.1 R)
• M12: 16,608,655 km (0.082 R)
• M13: 17,897,141 km (0.049 R)
• M14: 19,020,621 km (0.08 R)
• M15: 19,874,077 km (0.038 R)
• M16: 26,006,991 km (0.074 R)
• M17: 37,460,354 km (0.085 R)
• M18: 39,170,557 km (0.107 R)
• M19: 45,429,283 km (0.105 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: 345 - 20,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit