🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.9

Radius: 9.3

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.62 AU - 0.66 AU

Year: 353 Days

Day: 8.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,856,900 km

• M1: 115,639 km (0.084 R)
• M2: 523,593 km (0.034 R)
• M3: 1,040,752 km (0.058 R)
• M4: 1,433,596 km (0.114 R)
• M5: 1,846,786 km (0.068 R)
• M6: 2,413,163 km (0.107 R)
• M7: 3,832,997 km (0.107 R)
• M8: 4,239,903 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.6

Radius: 12.7

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.51 AU - 0.81 AU

Year: 370 Days

Day: 8 Hours

Environment

Temp: -158 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,856,900 km

• M1: 158,125 km (0.029 R)
• M2: 650,601 km (0.072 R)
• M3: 1,282,951 km (0.047 R)
• M4: 1,693,298 km (0.078 R)
• M5: 2,460,287 km (0.086 R)
• M6: 3,184,340 km (0.118 R)
• M7: 3,664,549 km (0.098 R)
• M8: 4,274,310 km (0.114 R)
• M9: 5,057,904 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.9

Radius: 14.6

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.7 AU - 0.7 AU

Year: 404 Days

Day: 5.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 43,856,900 km

• M1: 181,612 km (0.119 R)
• M2: 725,101 km (0.097 R)
• M3: 1,483,263 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.8

Radius: 3.6

Gravity: 62.72 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.47 AU - 5.83 AU

Year: 9270 Days

Day: 17.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 75.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,856,900 km

• M1: 44,730 km (0.078 R)
• M2: 188,643 km (0.111 R)
• M3: 762,351 km (0.062 R)
• M4: 891,903 km (0.084 R)
• M5: 2,201,183 km (0.049 R)
• M6: 3,038,034 km (0.057 R)
• M7: 3,744,883 km (0.076 R)
• M8: 4,039,741 km (0.028 R)
• M9: 6,178,990 km (0.095 R)
• M10: 7,592,541 km (0.088 R)
• M11: 9,018,208 km (0.085 R)
• M12: 9,449,200 km (0.082 R)
• M13: 12,918,674 km (0.086 R)
• M14: 14,606,736 km (0.083 R)
• M15: 16,648,448 km (0.08 R)
• M16: 19,975,355 km (0.101 R)
• M17: 21,120,227 km (0.066 R)
• M18: 23,094,770 km (0.094 R)
• M19: 24,263,578 km (0.09 R)
• M20: 27,804,859 km (0.086 R)
• M21: 29,229,928 km (0.104 R)
• M22: 34,024,540 km (0.054 R)
• M23: 45,271,906 km (0.101 R)
• M24: 46,108,457 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.3

Radius: 3.3

Gravity: 28.49 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.17 AU - 7.99 AU

Year: 13004 Days

Day: 24.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 43,856,900 km

• M1: 42,187 km (0.108 R)
• M2: 185,950 km (0.082 R)
• M3: 322,982 km (0.081 R)
• M4: 435,330 km (0.086 R)
• M5: 802,293 km (0.117 R)
• M6: 1,002,904 km (0.08 R)
• M7: 1,436,738 km (0.088 R)
• M8: 2,278,525 km (0.108 R)
• M9: 3,824,619 km (0.11 R)
• M10: 4,736,867 km (0.066 R)
• M11: 5,291,127 km (0.063 R)
• M12: 5,452,543 km (0.092 R)
• M13: 5,683,971 km (0.098 R)
• M14: 5,887,574 km (0.082 R)
• M15: 6,675,655 km (0.086 R)
• M16: 7,777,145 km (0.086 R)
• M17: 8,370,898 km (0.101 R)
• M18: 11,419,703 km (0.115 R)
• M19: 12,185,345 km (0.07 R)
• M20: 13,636,594 km (0.061 R)
• M21: 15,005,564 km (0.106 R)
• M22: 22,306,987 km (0.116 R)
• M23: 22,983,319 km (0.098 R)
• M24: 23,412,964 km (0.087 R)
• M25: 28,497,796 km (0.04 R)
• M26: 28,993,563 km (0.11 R)
• M27: 29,394,186 km (0.088 R)
• M28: 29,798,699 km (0.117 R)
• M29: 31,664,484 km (0.117 R)
• M30: 32,303,267 km (0.108 R)
• M31: 35,856,066 km (0.076 R)
• M32: 36,666,588 km (0.114 R)
• M33: 36,900,409 km (0.116 R)
• M34: 37,135,128 km (0.053 R)
• M35: 41,406,596 km (0.072 R)
• M36: 42,298,349 km (0.062 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 15,227 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit