🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 12.2

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.97 AU - 1.03 AU

Year: 656 Days

Day: 9.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,469,597 km

• M1: 151,692 km (0.079 R)
• M2: 632,949 km (0.103 R)
• M3: 1,273,227 km (0.12 R)
• M4: 1,883,138 km (0.098 R)
• M5: 2,349,734 km (0.076 R)
• M6: 2,825,305 km (0.098 R)
• M7: 3,390,486 km (0.052 R)
• M8: 4,102,722 km (0.09 R)
• M9: 5,515,524 km (0.108 R)
• M10: 5,957,137 km (0.088 R)
• M11: 6,382,743 km (0.11 R)
• M12: 7,558,732 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.3

Radius: 10.3

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.05 AU - 1.13 AU

Year: 747 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,469,597 km

• M1: 128,056 km (0.118 R)
• M2: 451,786 km (0.115 R)
• M3: 846,126 km (0.12 R)
• M4: 1,308,233 km (0.084 R)
• M5: 1,656,497 km (0.044 R)
• M6: 1,981,873 km (0.103 R)
• M7: 2,446,673 km (0.047 R)
• M8: 3,540,682 km (0.086 R)
• M9: 4,605,969 km (0.053 R)
• M10: 5,004,797 km (0.099 R)
• M11: 5,370,414 km (0.09 R)
• M12: 6,926,082 km (0.038 R)
• M13: 7,592,391 km (0.107 R)
• M14: 7,977,905 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.8

Radius: 9.7

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.48 AU - 2.1 AU

Year: 1571 Days

Day: 5.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 20,469,597 km

• M1: 120,725 km (0.111 R)
• M2: 436,676 km (0.059 R)
• M3: 807,230 km (0.12 R)
• M4: 1,224,758 km (0.099 R)
• M5: 1,611,468 km (0.059 R)
• M6: 2,215,544 km (0.057 R)
• M7: 2,728,964 km (0.069 R)
• M8: 3,094,282 km (0.061 R)
• M9: 3,460,648 km (0.114 R)
• M10: 3,889,993 km (0.113 R)
• M11: 4,373,344 km (0.106 R)
• M12: 4,816,154 km (0.065 R)
• M13: 5,225,454 km (0.06 R)
• M14: 7,100,065 km (0.07 R)
• M15: 7,685,890 km (0.109 R)
• M16: 8,448,540 km (0.06 R)
• M17: 9,137,139 km (0.101 R)
• M18: 9,669,857 km (0.082 R)
• M19: 9,992,839 km (0.055 R)
• M20: 11,250,957 km (0.119 R)
• M21: 12,688,143 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.2

Radius: 11.4

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.72 AU - 4.06 AU

Year: 4095 Days

Day: 7.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,469,597 km

• M1: 141,819 km (0.1 R)
• M2: 537,505 km (0.07 R)
• M3: 1,098,048 km (0.071 R)
• M4: 1,522,458 km (0.101 R)
• M5: 2,225,418 km (0.049 R)
• M6: 3,237,148 km (0.075 R)
• M7: 3,986,185 km (0.082 R)
• M8: 5,470,645 km (0.081 R)
• M9: 5,906,573 km (0.07 R)
• M10: 6,393,514 km (0.081 R)
• M11: 8,082,175 km (0.097 R)
• M12: 8,786,332 km (0.056 R)
• M13: 9,900,088 km (0.116 R)
• M14: 10,785,558 km (0.067 R)
• M15: 12,190,132 km (0.071 R)
• M16: 14,232,143 km (0.085 R)
• M17: 15,460,192 km (0.078 R)
• M18: 16,492,567 km (0.116 R)
• M19: 18,809,389 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 18,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit