🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767

Radius: 11.1

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.43 AU - 0.59 AU

Year: 247 Days

Day: 7.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,209,007 km

• M1: 138,079 km (0.081 R)
• M2: 527,781 km (0.116 R)
• M3: 878,588 km (0.119 R)
• M4: 1,377,348 km (0.072 R)
• M5: 2,316,373 km (0.102 R)
• M6: 2,827,250 km (0.058 R)
• M7: 3,706,138 km (0.027 R)
• M8: 4,064,574 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.5

Radius: 11.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.4 AU - 0.66 AU

Year: 262 Days

Day: 12 Hours

Environment

Temp: -135 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 74,209,007 km

• M1: 145,559 km (0.042 R)
• M2: 531,222 km (0.066 R)
• M3: 1,086,978 km (0.104 R)
• M4: 1,451,548 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990

Radius: 10.9

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.29 AU - 3.03 AU

Year: 2942 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,209,007 km

• M1: 138,079 km (0.034 R)
• M2: 526,285 km (0.114 R)
• M3: 961,466 km (0.117 R)
• M4: 1,638,545 km (0.064 R)
• M5: 2,044,255 km (0.095 R)
• M6: 2,579,217 km (0.091 R)
• M7: 3,009,460 km (0.106 R)
• M8: 5,031,724 km (0.089 R)
• M9: 7,369,939 km (0.113 R)
• M10: 8,277,400 km (0.052 R)
• M11: 9,409,407 km (0.098 R)
• M12: 10,112,517 km (0.102 R)
• M13: 11,623,455 km (0.106 R)
• M14: 12,341,376 km (0.067 R)
• M15: 13,279,803 km (0.045 R)
• M16: 20,769,121 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.7

Radius: 11.2

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.78 AU - 3.94 AU

Year: 4177 Days

Day: 7.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,209,007 km

• M1: 139,425 km (0.094 R)
• M2: 495,169 km (0.093 R)
• M3: 1,470,547 km (0.063 R)
• M4: 2,070,734 km (0.105 R)
• M5: 2,627,537 km (0.107 R)
• M6: 3,417,563 km (0.093 R)
• M7: 5,225,753 km (0.061 R)
• M8: 7,364,853 km (0.092 R)
• M9: 8,015,155 km (0.091 R)
• M10: 10,789,148 km (0.084 R)
• M11: 11,181,394 km (0.108 R)
• M12: 13,041,494 km (0.066 R)
• M13: 17,603,780 km (0.063 R)
• M14: 18,828,986 km (0.118 R)
• M15: 24,005,970 km (0.038 R)
• M16: 25,434,480 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.6

Radius: 8.4

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.79 AU - 4.55 AU

Year: 5776 Days

Day: 7.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,209,007 km

• M1: 108,758 km (0.113 R)
• M2: 678,127 km (0.077 R)
• M3: 970,142 km (0.111 R)
• M4: 1,756,578 km (0.116 R)
• M5: 2,097,811 km (0.048 R)
• M6: 2,878,861 km (0.1 R)
• M7: 3,519,888 km (0.06 R)
• M8: 3,952,675 km (0.087 R)
• M9: 5,164,118 km (0.11 R)
• M10: 5,523,303 km (0.072 R)
• M11: 6,354,170 km (0.11 R)
• M12: 6,832,284 km (0.1 R)
• M13: 7,968,630 km (0.113 R)
• M14: 8,374,040 km (0.089 R)
• M15: 11,376,320 km (0.073 R)
• M16: 11,938,209 km (0.108 R)
• M17: 13,787,837 km (0.118 R)
• M18: 15,993,808 km (0.082 R)
• M19: 16,285,224 km (0.12 R)
• M20: 17,180,567 km (0.077 R)
• M21: 19,529,104 km (0.085 R)
• M22: 20,814,749 km (0.066 R)
• M23: 21,584,280 km (0.106 R)
• M24: 22,227,850 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.6

Radius: 6.5

Gravity: 19.26 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.68 AU - 9.9 AU

Year: 17676 Days

Day: 16.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,209,007 km

• M1: 82,428 km (0.075 R)
• M2: 426,055 km (0.082 R)
• M3: 859,440 km (0.055 R)
• M4: 1,281,306 km (0.106 R)
• M5: 1,507,647 km (0.114 R)
• M6: 1,945,371 km (0.103 R)
• M7: 2,769,057 km (0.087 R)
• M8: 3,655,873 km (0.042 R)
• M9: 4,896,488 km (0.045 R)
• M10: 6,057,218 km (0.065 R)
• M11: 7,249,214 km (0.045 R)
• M12: 7,486,027 km (0.079 R)
• M13: 8,025,327 km (0.075 R)
• M14: 8,695,526 km (0.086 R)
• M15: 9,570,973 km (0.083 R)
• M16: 10,746,213 km (0.094 R)
• M17: 13,379,884 km (0.067 R)
• M18: 13,664,868 km (0.069 R)
• M19: 15,932,921 km (0.082 R)
• M20: 16,823,926 km (0.11 R)
• M21: 18,091,768 km (0.1 R)
• M22: 19,604,352 km (0.079 R)
• M23: 24,751,566 km (0.085 R)
• M24: 34,452,988 km (0.05 R)
• M25: 37,186,889 km (0.07 R)
• M26: 38,894,848 km (0.11 R)
• M27: 40,505,718 km (0.053 R)
• M28: 48,894,418 km (0.061 R)
• M29: 57,240,783 km (0.059 R)
• M30: 65,051,736 km (0.112 R)
• M31: 67,109,904 km (0.098 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: 472 - 15,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit