🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.4

Radius: 8.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.68 AU - 0.68 AU

Year: 362 Days

Day: 8.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,941,745 km

• M1: 104,419 km (0.099 R)
• M2: 902,075 km (0.094 R)
• M3: 1,202,916 km (0.041 R)
• M4: 1,490,743 km (0.071 R)
• M5: 1,824,795 km (0.051 R)
• M6: 2,178,893 km (0.106 R)
• M7: 2,889,782 km (0.103 R)
• M8: 3,187,332 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.5

Radius: 10.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.62 AU - 0.88 AU

Year: 419 Days

Day: 12.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,941,745 km

• M1: 129,402 km (0.1 R)
• M2: 458,218 km (0.089 R)
• M3: 853,157 km (0.036 R)
• M4: 1,247,646 km (0.084 R)
• M5: 1,771,239 km (0.113 R)
• M6: 2,223,024 km (0.04 R)
• M7: 2,938,252 km (0.119 R)
• M8: 3,327,954 km (0.054 R)
• M9: 4,147,900 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.7

Radius: 8.8

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.01 AU - 1.07 AU

Year: 685 Days

Day: 6.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,941,745 km

• M1: 109,506 km (0.04 R)
• M2: 511,475 km (0.114 R)
• M3: 982,858 km (0.12 R)
• M4: 1,455,886 km (0.12 R)
• M5: 1,757,625 km (0.042 R)
• M6: 2,083,599 km (0.119 R)
• M7: 2,728,366 km (0.074 R)
• M8: 3,192,269 km (0.056 R)
• M9: 3,474,859 km (0.106 R)
• M10: 3,951,329 km (0.116 R)
• M11: 4,953,485 km (0.092 R)
• M12: 5,368,020 km (0.07 R)
• M13: 5,932,304 km (0.032 R)
• M14: 6,400,096 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.1

Radius: 8.2

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.64 AU - 4.16 AU

Year: 4973 Days

Day: 13 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 25,941,745 km

• M1: 104,868 km (0.072 R)
• M2: 424,708 km (0.09 R)
• M3: 799,601 km (0.028 R)
• M4: 1,181,674 km (0.098 R)
• M5: 1,622,987 km (0.095 R)
• M6: 2,243,669 km (0.117 R)
• M7: 2,535,983 km (0.074 R)
• M8: 2,853,879 km (0.068 R)
• M9: 3,509,566 km (0.068 R)
• M10: 4,036,749 km (0.078 R)
• M11: 4,567,373 km (0.101 R)
• M12: 5,065,833 km (0.104 R)
• M13: 6,440,787 km (0.108 R)
• M14: 7,035,737 km (0.059 R)
• M15: 9,507,543 km (0.062 R)
• M16: 10,488,157 km (0.064 R)
• M17: 11,579,922 km (0.119 R)
• M18: 12,270,167 km (0.089 R)
• M19: 12,841,930 km (0.06 R)
• M20: 13,732,785 km (0.084 R)
• M21: 14,349,129 km (0.115 R)
• M22: 14,876,760 km (0.117 R)
• M23: 15,362,654 km (0.079 R)
• M24: 15,747,869 km (0.084 R)
• M25: 19,896,816 km (0.119 R)
• M26: 22,326,435 km (0.106 R)
• M27: 22,749,647 km (0.082 R)
• M28: 23,539,674 km (0.106 R)
• M29: 24,199,550 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 10,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit