🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.2

Radius: 9.5

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.94 AU - 1.4 AU

Year: 830 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,711,975 km

• M1: 118,182 km (0.118 R)
• M2: 426,354 km (0.1 R)
• M3: 730,187 km (0.086 R)
• M4: 1,258,268 km (0.103 R)
• M5: 1,580,651 km (0.083 R)
• M6: 2,655,661 km (0.111 R)
• M7: 3,159,657 km (0.087 R)
• M8: 4,344,771 km (0.102 R)
• M9: 4,747,788 km (0.112 R)
• M10: 5,078,399 km (0.041 R)
• M11: 5,458,078 km (0.061 R)
• M12: 5,785,997 km (0.073 R)
• M13: 6,126,930 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.6

Radius: 8.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.29 AU - 2.39 AU

Year: 2348 Days

Day: 10.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,711,975 km

• M1: 107,112 km (0.026 R)
• M2: 859,739 km (0.094 R)
• M3: 1,320,351 km (0.09 R)
• M4: 1,648,868 km (0.112 R)
• M5: 1,938,489 km (0.066 R)
• M6: 2,308,146 km (0.027 R)
• M7: 2,923,741 km (0.071 R)
• M8: 3,597,230 km (0.078 R)
• M9: 4,072,503 km (0.064 R)
• M10: 4,607,764 km (0.1 R)
• M11: 5,352,013 km (0.083 R)
• M12: 6,759,580 km (0.108 R)
• M13: 7,432,621 km (0.091 R)
• M14: 8,067,813 km (0.075 R)
• M15: 8,370,749 km (0.115 R)
• M16: 9,058,301 km (0.099 R)
• M17: 9,721,019 km (0.088 R)
• M18: 11,868,796 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.3

Radius: 11.7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.46 AU - 3.72 AU

Year: 3563 Days

Day: 13.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 23,711,975 km

• M1: 145,559 km (0.088 R)
• M2: 661,372 km (0.086 R)
• M3: 1,075,459 km (0.068 R)
• M4: 1,545,944 km (0.074 R)
• M5: 2,085,843 km (0.074 R)
• M6: 2,453,106 km (0.084 R)
• M7: 3,471,568 km (0.108 R)
• M8: 3,992,618 km (0.104 R)
• M9: 4,473,874 km (0.119 R)
• M10: 5,580,001 km (0.113 R)
• M11: 8,396,629 km (0.077 R)
• M12: 8,787,229 km (0.094 R)
• M13: 9,681,825 km (0.108 R)
• M14: 12,455,668 km (0.098 R)
• M15: 14,273,133 km (0.098 R)
• M16: 17,038,150 km (0.117 R)
• M17: 17,897,889 km (0.104 R)
• M18: 18,726,213 km (0.11 R)
• M19: 19,271,946 km (0.074 R)
• M20: 22,500,118 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.8

Radius: 7.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.66 AU - 10.04 AU

Year: 17271 Days

Day: 17.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,711,975 km

• M1: 99,034 km (0.029 R)
• M2: 729,439 km (0.09 R)
• M3: 1,383,780 km (0.118 R)
• M4: 5,458,078 km (0.098 R)
• M5: 6,288,496 km (0.11 R)
• M6: 6,825,552 km (0.119 R)
• M7: 15,222,930 km (0.107 R)
• M8: 23,641,251 km (0.058 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 19,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit