🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.4

Radius: 9.6

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.75 AU - 1.07 AU

Year: 552 Days

Day: 11.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,804,336 km

• M1: 137,181 km (0.098 R)
• M2: 487,689 km (0.028 R)
• M3: 1,025,643 km (0.039 R)
• M4: 1,548,637 km (0.089 R)
• M5: 1,868,926 km (0.085 R)
• M6: 2,478,687 km (0.097 R)
• M7: 2,972,360 km (0.106 R)
• M8: 3,659,762 km (0.109 R)
• M9: 4,600,883 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.5

Radius: 10.2

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.01 AU - 1.67 AU

Year: 986 Days

Day: 6.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 92 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,804,336 km

• M1: 126,859 km (0.113 R)
• M2: 452,833 km (0.117 R)
• M3: 1,159,383 km (0.105 R)
• M4: 1,955,244 km (0.1 R)
• M5: 2,305,602 km (0.101 R)
• M6: 2,685,880 km (0.083 R)
• M7: 3,216,953 km (0.093 R)
• M8: 4,022,088 km (0.079 R)
• M9: 4,700,963 km (0.095 R)
• M10: 5,182,220 km (0.101 R)
• M11: 5,514,327 km (0.081 R)
• M12: 6,071,130 km (0.106 R)
• M13: 6,710,661 km (0.062 R)
• M14: 7,153,621 km (0.063 R)
• M15: 8,124,212 km (0.095 R)
• M16: 8,493,120 km (0.119 R)
• M17: 9,493,930 km (0.108 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.2

Radius: 5.1

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6 AU - 6.44 AU

Year: 9863 Days

Day: 16.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,804,336 km

• M1: 71,957 km (0.106 R)
• M2: 417,677 km (0.032 R)
• M3: 781,649 km (0.104 R)
• M4: 1,000,062 km (0.109 R)
• M5: 1,548,787 km (0.051 R)
• M6: 1,998,628 km (0.05 R)
• M7: 5,332,865 km (0.096 R)
• M8: 7,161,400 km (0.112 R)
• M9: 11,552,396 km (0.067 R)
• M10: 11,847,104 km (0.043 R)
• M11: 14,051,279 km (0.114 R)
• M12: 26,695,441 km (0.091 R)
• M13: 31,761,423 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.6

Radius: 7

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 8.18 AU - 13.63 AU

Year: 22881 Days

Day: 23.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,804,336 km

• M1: 102,774 km (0.057 R)
• M2: 408,701 km (0.101 R)
• M3: 658,979 km (0.103 R)
• M4: 1,131,259 km (0.068 R)
• M5: 1,593,217 km (0.049 R)
• M6: 3,300,578 km (0.097 R)
• M7: 5,968,656 km (0.038 R)
• M8: 6,544,608 km (0.095 R)
• M9: 7,452,218 km (0.114 R)
• M10: 7,755,602 km (0.098 R)
• M11: 10,932,912 km (0.067 R)
• M12: 14,105,134 km (0.057 R)
• M13: 22,925,724 km (0.109 R)
• M14: 29,646,109 km (0.104 R)
• M15: 31,839,513 km (0.092 R)
• M16: 38,014,764 km (0.111 R)
• M17: 49,407,988 km (0.077 R)
• M18: 53,596,878 km (0.104 R)
• M19: 58,214,067 km (0.098 R)
• M20: 76,216,674 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 11,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit