🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.3

Radius: 11

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.88 AU - 1.42 AU

Year: 851 Days

Day: 12.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,818,290 km

• M1: 136,882 km (0.051 R)
• M2: 496,964 km (0.072 R)
• M3: 927,656 km (0.061 R)
• M4: 1,276,070 km (0.094 R)
• M5: 1,653,206 km (0.103 R)
• M6: 2,004,761 km (0.042 R)
• M7: 2,774,442 km (0.114 R)
• M8: 3,193,765 km (0.087 R)
• M9: 4,014,010 km (0.043 R)
• M10: 4,821,539 km (0.072 R)
• M11: 6,308,243 km (0.109 R)
• M12: 7,038,131 km (0.115 R)
• M13: 7,621,712 km (0.094 R)
• M14: 8,802,937 km (0.07 R)
• M15: 9,832,619 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.7

Radius: 14.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.31 AU - 1.37 AU

Year: 1071 Days

Day: 7.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,818,290 km

• M1: 185,352 km (0.114 R)
• M2: 768,634 km (0.116 R)
• M3: 1,273,975 km (0.076 R)
• M4: 1,902,287 km (0.119 R)
• M5: 2,398,503 km (0.067 R)
• M6: 3,055,237 km (0.105 R)
• M7: 3,991,720 km (0.107 R)
• M8: 4,972,633 km (0.115 R)
• M9: 5,680,680 km (0.082 R)
• M10: 8,069,908 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.9

Radius: 10.2

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.35 AU - 6.51 AU

Year: 8734 Days

Day: 12.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,818,290 km

• M1: 126,859 km (0.071 R)
• M2: 896,989 km (0.096 R)
• M3: 1,322,894 km (0.1 R)
• M4: 2,280,620 km (0.116 R)
• M5: 3,561,327 km (0.112 R)
• M6: 4,805,682 km (0.116 R)
• M7: 6,287,599 km (0.095 R)
• M8: 10,040,111 km (0.069 R)
• M9: 13,953,741 km (0.047 R)
• M10: 14,338,358 km (0.085 R)
• M11: 16,307,963 km (0.114 R)
• M12: 16,796,400 km (0.088 R)
• M13: 19,454,455 km (0.118 R)
• M14: 26,415,992 km (0.106 R)
• M15: 29,270,469 km (0.099 R)
• M16: 29,992,279 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.5

Radius: 6.1

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.31 AU - 7.81 AU

Year: 11598 Days

Day: 21.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,818,290 km

• M1: 75,846 km (0.034 R)
• M2: 447,746 km (0.094 R)
• M3: 767,437 km (0.102 R)
• M4: 1,111,213 km (0.098 R)
• M5: 1,748,949 km (0.104 R)
• M6: 1,960,929 km (0.084 R)
• M7: 3,094,432 km (0.058 R)
• M8: 3,838,233 km (0.045 R)
• M9: 4,525,485 km (0.119 R)
• M10: 7,003,424 km (0.054 R)
• M11: 12,830,112 km (0.104 R)
• M12: 15,409,927 km (0.074 R)
• M13: 15,601,861 km (0.085 R)
• M14: 16,719,956 km (0.078 R)
• M15: 21,728,044 km (0.118 R)
• M16: 23,966,327 km (0.086 R)
• M17: 27,276,629 km (0.103 R)
• M18: 32,321,518 km (0.088 R)
• M19: 35,785,307 km (0.118 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 18,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit