🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.4

Radius: 12.6

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.54 AU - 0.62 AU

Year: 295 Days

Day: 14.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 5,646,224 km

• M1: 156,779 km (0.097 R)
• M2: 646,113 km (0.106 R)
• M3: 1,261,559 km (0.09 R)
• M4: 2,148,375 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.6

Radius: 9.3

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.82 AU - 1.26 AU

Year: 707 Days

Day: 7.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 5,646,224 km

• M1: 115,938 km (0.106 R)
• M2: 550,071 km (0.093 R)
• M3: 853,007 km (0.071 R)
• M4: 1,348,924 km (0.109 R)
• M5: 1,788,742 km (0.086 R)
• M6: 2,097,063 km (0.094 R)
• M7: 2,441,138 km (0.08 R)
• M8: 2,871,830 km (0.118 R)
• M9: 3,190,923 km (0.111 R)
• M10: 3,505,527 km (0.047 R)
• M11: 3,947,289 km (0.104 R)
• M12: 4,359,731 km (0.065 R)
• M13: 5,123,278 km (0.093 R)
• M14: 5,634,454 km (0.092 R)
• M15: 6,034,629 km (0.094 R)
• M16: 6,326,045 km (0.108 R)
• M17: 8,051,058 km (0.105 R)
• M18: 8,456,169 km (0.118 R)
• M19: 8,848,265 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.9

Radius: 13.9

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.72 AU - 1.74 AU

Year: 1517 Days

Day: 12.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 5,646,224 km

• M1: 172,935 km (0.075 R)
• M2: 606,619 km (0.108 R)
• M3: 1,232,686 km (0.074 R)
• M4: 1,858,903 km (0.062 R)
• M5: 3,022,475 km (0.097 R)
• M6: 3,553,697 km (0.112 R)
• M7: 4,751,976 km (0.07 R)
• M8: 5,434,891 km (0.087 R)
• M9: 6,010,693 km (0.102 R)
• M10: 6,950,915 km (0.087 R)
• M11: 7,883,957 km (0.057 R)
• M12: 8,898,979 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.4

Radius: 12.6

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.06 AU - 2.64 AU

Year: 2402 Days

Day: 9.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 5,646,224 km

• M1: 170,841 km (0.073 R)
• M2: 563,386 km (0.097 R)
• M3: 2,399,251 km (0.117 R)
• M4: 3,216,803 km (0.069 R)
• M5: 3,709,578 km (0.063 R)
• M6: 4,716,222 km (0.098 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 15,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit