🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.6

Radius: 14.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.77 AU - 0.99 AU

Year: 550 Days

Day: 5.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 79,433,684 km

• M1: 188,793 km (0.057 R)
• M2: 1,560,904 km (0.031 R)
• M3: 2,420,793 km (0.065 R)

Asteroid Belt

Center: 1.86 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.8

Radius: 11.7

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.54 AU - 3.12 AU

Year: 3175 Days

Day: 13 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,433,684 km

• M1: 145,559 km (0.059 R)
• M2: 516,262 km (0.119 R)
• M3: 970,441 km (0.113 R)
• M4: 1,447,060 km (0.076 R)
• M5: 1,813,276 km (0.105 R)
• M6: 2,256,534 km (0.115 R)
• M7: 4,759,606 km (0.109 R)
• M8: 5,613,361 km (0.116 R)
• M9: 6,021,314 km (0.104 R)
• M10: 7,113,080 km (0.069 R)
• M11: 8,023,682 km (0.047 R)
• M12: 8,613,397 km (0.12 R)
• M13: 10,036,521 km (0.114 R)
• M14: 10,845,696 km (0.088 R)
• M15: 13,487,594 km (0.077 R)
• M16: 14,983,573 km (0.111 R)
• M17: 18,008,891 km (0.095 R)
• M18: 18,960,333 km (0.106 R)
• M19: 19,633,673 km (0.086 R)
• M20: 20,133,330 km (0.101 R)
• M21: 22,150,209 km (0.071 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.1

Radius: 4.3

Gravity: 20.12 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.93 AU - 11.13 AU

Year: 18095 Days

Day: 21.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,433,684 km

• M1: 89,160 km (0.098 R)
• M2: 304,731 km (0.107 R)
• M3: 1,543,102 km (0.118 R)
• M4: 1,972,598 km (0.114 R)
• M5: 2,519,976 km (0.082 R)
• M6: 2,851,784 km (0.093 R)
• M7: 4,052,457 km (0.113 R)
• M8: 5,340,794 km (0.048 R)
• M9: 6,271,891 km (0.066 R)
• M10: 6,879,707 km (0.045 R)
• M11: 10,798,872 km (0.098 R)
• M12: 11,141,750 km (0.099 R)
• M13: 21,620,183 km (0.09 R)
• M14: 46,124,763 km (0.05 R)
• M15: 54,496,859 km (0.118 R)
• M16: 55,842,492 km (0.087 R)
• M17: 56,352,770 km (0.081 R)
• M18: 56,694,601 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.8

Radius: 5.1

Gravity: 28.29 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.29 AU - 11.39 AU

Year: 20584 Days

Day: 21.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,433,684 km

• M1: 63,429 km (0.111 R)
• M2: 460,313 km (0.11 R)
• M3: 727,345 km (0.106 R)
• M4: 1,920,238 km (0.073 R)
• M5: 2,591,783 km (0.087 R)
• M6: 3,766,575 km (0.083 R)
• M7: 4,083,723 km (0.112 R)
• M8: 4,384,265 km (0.106 R)
• M9: 4,699,468 km (0.12 R)
• M10: 6,551,639 km (0.081 R)
• M11: 7,441,596 km (0.103 R)
• M12: 8,786,332 km (0.045 R)
• M13: 12,149,441 km (0.103 R)
• M14: 12,630,997 km (0.098 R)
• M15: 13,927,562 km (0.09 R)
• M16: 18,888,227 km (0.095 R)
• M17: 19,163,188 km (0.081 R)
• M18: 19,815,435 km (0.098 R)
• M19: 24,365,155 km (0.077 R)
• M20: 26,137,291 km (0.101 R)
• M21: 27,756,838 km (0.088 R)
• M22: 28,711,721 km (0.07 R)
• M23: 29,564,878 km (0.111 R)
• M24: 37,009,017 km (0.114 R)
• M25: 37,295,796 km (0.093 R)
• M26: 38,751,982 km (0.117 R)
• M27: 41,159,909 km (0.107 R)
• M28: 43,188,307 km (0.105 R)
• M29: 45,940,160 km (0.11 R)
• M30: 46,938,725 km (0.12 R)
• M31: 49,151,577 km (0.054 R)
• M32: 52,509,451 km (0.108 R)
• M33: 54,336,639 km (0.098 R)
• M34: 56,205,865 km (0.083 R)
• M35: 63,289,623 km (0.055 R)
• M36: 64,732,794 km (0.064 R)
• M37: 66,408,739 km (0.086 R)
• M38: 73,402,439 km (0.087 R)
• M39: 76,843,190 km (0.101 R)
• M40: 77,544,056 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 17,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit