🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.9

Radius: 10.7

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.98 AU - 1.14 AU

Year: 694 Days

Day: 11.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 28,972,266 km

• M1: 133,292 km (0.054 R)
• M2: 525,388 km (0.1 R)
• M3: 1,025,942 km (0.087 R)
• M4: 1,502,411 km (0.099 R)
• M5: 2,015,532 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.2

Radius: 10.2

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.12 AU - 1.72 AU

Year: 1076 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,972,266 km

• M1: 126,859 km (0.032 R)
• M2: 576,999 km (0.089 R)
• M3: 945,309 km (0.111 R)
• M4: 1,293,274 km (0.094 R)
• M5: 1,980,676 km (0.117 R)
• M6: 2,527,007 km (0.096 R)
• M7: 2,909,379 km (0.105 R)
• M8: 3,271,855 km (0.105 R)
• M9: 3,617,725 km (0.105 R)
• M10: 4,563,633 km (0.111 R)
• M11: 4,881,379 km (0.106 R)
• M12: 5,519,713 km (0.042 R)
• M13: 6,395,159 km (0.074 R)
• M14: 7,668,088 km (0.107 R)
• M15: 8,364,615 km (0.103 R)
• M16: 8,756,861 km (0.06 R)
• M17: 9,190,695 km (0.089 R)
• M18: 9,669,258 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.5

Radius: 9

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.39 AU - 2.13 AU

Year: 1485 Days

Day: 7.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 86.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,972,266 km

• M1: 112,348 km (0.07 R)
• M2: 470,037 km (0.077 R)
• M3: 1,357,002 km (0.075 R)
• M4: 1,952,551 km (0.078 R)
• M5: 2,310,988 km (0.051 R)
• M6: 3,453,467 km (0.055 R)
• M7: 4,012,664 km (0.113 R)
• M8: 4,322,630 km (0.111 R)
• M9: 6,576,921 km (0.097 R)
• M10: 7,268,213 km (0.09 R)
• M11: 8,876,838 km (0.08 R)
• M12: 9,808,085 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 11.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.09 AU - 2.27 AU

Year: 2047 Days

Day: 11.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,972,266 km

• M1: 146,905 km (0.064 R)
• M2: 564,134 km (0.116 R)
• M3: 1,041,351 km (0.082 R)
• M4: 1,451,847 km (0.103 R)
• M5: 1,858,454 km (0.077 R)
• M6: 2,575,926 km (0.098 R)
• M7: 2,992,705 km (0.063 R)
• M8: 3,392,281 km (0.066 R)
• M9: 5,237,721 km (0.072 R)
• M10: 6,546,253 km (0.032 R)
• M11: 7,199,248 km (0.111 R)
• M12: 8,518,402 km (0.114 R)
• M13: 9,022,397 km (0.119 R)
• M14: 11,738,496 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.6

Radius: 11.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.6 AU - 5.96 AU

Year: 6645 Days

Day: 13.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,972,266 km

• M1: 147,952 km (0.12 R)
• M2: 767,287 km (0.107 R)
• M3: 1,383,780 km (0.116 R)
• M4: 1,897,649 km (0.091 R)
• M5: 2,314,129 km (0.119 R)
• M6: 2,705,178 km (0.115 R)
• M7: 3,395,872 km (0.104 R)
• M8: 3,838,233 km (0.118 R)
• M9: 4,488,086 km (0.068 R)
• M10: 5,599,149 km (0.083 R)
• M11: 6,374,066 km (0.07 R)
• M12: 7,775,200 km (0.054 R)
• M13: 8,210,829 km (0.047 R)
• M14: 8,586,469 km (0.078 R)
• M15: 9,291,524 km (0.114 R)
• M16: 10,683,981 km (0.103 R)
• M17: 12,259,695 km (0.11 R)
• M18: 12,651,941 km (0.046 R)
• M19: 14,305,596 km (0.078 R)
• M20: 15,353,229 km (0.112 R)
• M21: 15,924,843 km (0.109 R)
• M22: 16,392,187 km (0.105 R)
• M23: 17,477,519 km (0.07 R)
• M24: 19,992,559 km (0.118 R)
• M25: 21,371,701 km (0.042 R)
• M26: 22,887,128 km (0.111 R)
• M27: 27,194,200 km (0.096 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 19,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit