🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.5

Radius: 9.2

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.37 AU - 2.07 AU

Year: 1586 Days

Day: 10.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,032,971 km

• M1: 114,891 km (0.081 R)
• M2: 536,608 km (0.075 R)
• M3: 879,935 km (0.11 R)
• M4: 1,249,142 km (0.113 R)
• M5: 1,548,637 km (0.093 R)
• M6: 2,118,755 km (0.083 R)
• M7: 2,865,398 km (0.069 R)
• M8: 3,252,856 km (0.077 R)
• M9: 7,022,872 km (0.095 R)
• M10: 7,646,396 km (0.029 R)
• M11: 8,159,816 km (0.112 R)
• M12: 9,351,064 km (0.04 R)
• M13: 10,654,510 km (0.064 R)
• M14: 11,295,238 km (0.094 R)
• M15: 12,929,894 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.1

Radius: 13.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.22 AU - 3.48 AU

Year: 3382 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,032,971 km

• M1: 169,345 km (0.115 R)
• M2: 595,998 km (0.099 R)
• M3: 1,078,750 km (0.072 R)
• M4: 2,031,389 km (0.063 R)
• M5: 2,520,575 km (0.091 R)
• M6: 3,212,165 km (0.073 R)
• M7: 3,862,168 km (0.089 R)
• M8: 6,615,517 km (0.116 R)
• M9: 8,484,144 km (0.051 R)
• M10: 9,502,756 km (0.068 R)
• M11: 10,041,757 km (0.075 R)
• M12: 15,589,893 km (0.109 R)
• M13: 19,837,276 km (0.079 R)
• M14: 21,041,090 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.1

Radius: 8.3

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.51 AU - 3.97 AU

Year: 4099 Days

Day: 8.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,032,971 km

• M1: 108,458 km (0.069 R)
• M2: 405,560 km (0.066 R)
• M3: 689,197 km (0.104 R)
• M4: 1,732,343 km (0.087 R)
• M5: 2,615,569 km (0.088 R)
• M6: 3,285,020 km (0.098 R)
• M7: 3,874,136 km (0.064 R)
• M8: 4,485,692 km (0.107 R)
• M9: 5,084,682 km (0.098 R)
• M10: 5,364,729 km (0.093 R)
• M11: 5,845,238 km (0.069 R)
• M12: 7,046,808 km (0.103 R)
• M13: 8,511,371 km (0.096 R)
• M14: 10,573,129 km (0.05 R)
• M15: 13,326,777 km (0.107 R)
• M16: 17,255,366 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328

Radius: 11.4

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.97 AU - 4.13 AU

Year: 4702 Days

Day: 9.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,032,971 km

• M1: 141,819 km (0.102 R)
• M2: 498,011 km (0.095 R)
• M3: 901,028 km (0.085 R)
• M4: 1,397,843 km (0.116 R)
• M5: 1,908,420 km (0.063 R)
• M6: 2,680,644 km (0.09 R)
• M7: 3,219,496 km (0.105 R)
• M8: 4,583,679 km (0.086 R)
• M9: 5,082,139 km (0.116 R)
• M10: 6,649,177 km (0.081 R)
• M11: 7,133,275 km (0.076 R)
• M12: 8,551,912 km (0.09 R)
• M13: 9,088,519 km (0.099 R)
• M14: 10,428,468 km (0.059 R)
• M15: 10,793,486 km (0.089 R)
• M16: 13,118,836 km (0.078 R)
• M17: 13,833,315 km (0.086 R)
• M18: 14,473,594 km (0.105 R)
• M19: 15,813,093 km (0.092 R)
• M20: 16,677,470 km (0.037 R)
• M21: 17,402,870 km (0.062 R)
• M22: 18,856,662 km (0.107 R)
• M23: 21,025,981 km (0.084 R)
• M24: 22,270,934 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.1

Radius: 13.5

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.58 AU - 4.96 AU

Year: 6202 Days

Day: 10.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,032,971 km

• M1: 167,849 km (0.094 R)
• M2: 630,705 km (0.072 R)
• M3: 1,431,352 km (0.114 R)
• M4: 2,101,102 km (0.109 R)
• M5: 2,635,765 km (0.12 R)
• M6: 3,143,650 km (0.062 R)
• M7: 3,588,255 km (0.104 R)
• M8: 4,359,132 km (0.088 R)
• M9: 5,489,643 km (0.115 R)
• M10: 7,772,208 km (0.045 R)
• M11: 8,477,711 km (0.084 R)
• M12: 9,720,122 km (0.088 R)
• M13: 10,451,356 km (0.112 R)
• M14: 11,451,717 km (0.102 R)
• M15: 12,023,779 km (0.116 R)
• M16: 12,664,956 km (0.093 R)
• M17: 15,633,576 km (0.113 R)
• M18: 16,457,711 km (0.098 R)
• M19: 17,187,000 km (0.083 R)
• M20: 18,906,777 km (0.108 R)
• M21: 22,243,259 km (0.108 R)
• M22: 24,128,042 km (0.075 R)
• M23: 25,069,611 km (0.049 R)
• M24: 28,472,215 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.8

Radius: 10.5

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.83 AU - 6.18 AU

Year: 7859 Days

Day: 6.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,032,971 km

• M1: 131,945 km (0.103 R)
• M2: 566,826 km (0.057 R)
• M3: 1,902,137 km (0.092 R)
• M4: 2,354,371 km (0.063 R)
• M5: 3,524,675 km (0.039 R)
• M6: 4,835,751 km (0.111 R)
• M7: 6,967,072 km (0.078 R)
• M8: 7,965,189 km (0.081 R)
• M9: 8,346,813 km (0.091 R)
• M10: 8,785,434 km (0.047 R)
• M11: 11,265,767 km (0.083 R)
• M12: 12,131,639 km (0.095 R)
• M13: 12,695,025 km (0.082 R)
• M14: 13,158,180 km (0.116 R)
• M15: 13,752,981 km (0.065 R)
• M16: 15,383,598 km (0.086 R)
• M17: 16,791,763 km (0.04 R)
• M18: 30,048,827 km (0.043 R)
• M19: 30,768,542 km (0.085 R)
• M20: 42,342,929 km (0.111 R)
• M21: 42,987,696 km (0.057 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 15,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit