🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.6

Radius: 14.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.81 AU - 1.23 AU

Year: 711 Days

Day: 9.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,674,818 km

• M1: 184,604 km (0.118 R)
• M2: 1,441,824 km (0.112 R)
• M3: 2,152,115 km (0.086 R)
• M4: 2,858,367 km (0.108 R)
• M5: 3,589,451 km (0.117 R)
• M6: 4,979,216 km (0.066 R)
• M7: 5,596,456 km (0.099 R)
• M8: 7,320,422 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.1

Radius: 13.8

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.07 AU - 1.29 AU

Year: 885 Days

Day: 14 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,674,818 km

• M1: 172,038 km (0.055 R)
• M2: 653,294 km (0.066 R)
• M3: 1,243,158 km (0.109 R)
• M4: 1,806,544 km (0.099 R)
• M5: 2,673,763 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.7

Radius: 12.4

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.91 AU - 1.47 AU

Year: 896 Days

Day: 6.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,674,818 km

• M1: 154,235 km (0.085 R)
• M2: 571,314 km (0.091 R)
• M3: 959,072 km (0.105 R)
• M4: 1,827,637 km (0.116 R)
• M5: 2,889,632 km (0.099 R)
• M6: 3,319,427 km (0.112 R)
• M7: 3,822,974 km (0.114 R)
• M8: 4,326,221 km (0.11 R)
• M9: 4,782,345 km (0.116 R)
• M10: 5,486,801 km (0.085 R)
• M11: 5,937,839 km (0.1 R)
• M12: 7,319,824 km (0.07 R)
• M13: 7,867,502 km (0.069 R)
• M14: 9,073,560 km (0.087 R)
• M15: 9,735,680 km (0.102 R)
• M16: 10,215,141 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 13.3

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.17 AU - 1.25 AU

Year: 919 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,674,818 km

• M1: 165,455 km (0.115 R)
• M2: 664,065 km (0.079 R)
• M3: 1,380,040 km (0.069 R)
• M4: 1,992,494 km (0.088 R)
• M5: 3,326,907 km (0.095 R)
• M6: 3,991,570 km (0.083 R)
• M7: 4,913,243 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.8

Radius: 11.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.1 AU - 3.76 AU

Year: 4385 Days

Day: 12.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,674,818 km

• M1: 167,699 km (0.085 R)
• M2: 621,579 km (0.117 R)
• M3: 1,137,093 km (0.078 R)
• M4: 2,546,904 km (0.07 R)
• M5: 2,975,801 km (0.115 R)
• M6: 5,919,887 km (0.108 R)
• M7: 6,522,168 km (0.09 R)
• M8: 7,616,476 km (0.079 R)
• M9: 8,861,131 km (0.045 R)
• M10: 9,854,461 km (0.097 R)
• M11: 10,665,281 km (0.047 R)
• M12: 11,217,596 km (0.112 R)
• M13: 11,596,378 km (0.118 R)
• M14: 12,101,570 km (0.081 R)
• M15: 13,155,936 km (0.074 R)
• M16: 13,748,643 km (0.104 R)
• M17: 14,314,721 km (0.113 R)
• M18: 14,896,507 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.6

Radius: 7

Gravity: 20.05 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.76 AU - 8.24 AU

Year: 12784 Days

Day: 23.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,674,818 km

• M1: 87,216 km (0.066 R)
• M2: 347,516 km (0.04 R)
• M3: 860,786 km (0.077 R)
• M4: 1,141,432 km (0.096 R)
• M5: 1,719,478 km (0.096 R)
• M6: 2,393,117 km (0.086 R)
• M7: 7,031,848 km (0.092 R)
• M8: 7,846,259 km (0.081 R)
• M9: 8,227,883 km (0.102 R)
• M10: 9,079,693 km (0.083 R)
• M11: 9,769,788 km (0.038 R)
• M12: 11,678,059 km (0.101 R)
• M13: 14,950,362 km (0.089 R)
• M14: 15,537,085 km (0.119 R)
• M15: 16,215,212 km (0.085 R)
• M16: 16,678,218 km (0.098 R)
• M17: 17,711,490 km (0.06 R)
• M18: 20,615,035 km (0.073 R)
• M19: 23,525,612 km (0.097 R)
• M20: 24,118,917 km (0.12 R)
• M21: 25,027,574 km (0.032 R)
• M22: 26,169,006 km (0.107 R)
• M23: 28,110,936 km (0.097 R)
• M24: 33,880,178 km (0.108 R)
• M25: 35,404,430 km (0.087 R)
• M26: 40,391,575 km (0.081 R)
• M27: 42,104,321 km (0.117 R)
• M28: 47,847,084 km (0.107 R)
• M29: 51,069,572 km (0.048 R)
• M30: 53,070,742 km (0.041 R)
• M31: 53,749,318 km (0.066 R)
• M32: 59,752,382 km (0.076 R)
• M33: 62,160,907 km (0.113 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: 399 - 17,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit