🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.9

Radius: 13.8

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.64 AU - 0.96 AU

Year: 455 Days

Day: 10.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,766,244 km

• M1: 171,589 km (0.053 R)
• M2: 639,680 km (0.058 R)
• M3: 1,108,221 km (0.097 R)
• M4: 1,554,771 km (0.092 R)
• M5: 2,524,614 km (0.111 R)
• M6: 3,177,608 km (0.079 R)
• M7: 3,730,672 km (0.077 R)
• M8: 4,226,888 km (0.057 R)
• M9: 5,291,277 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.7

Radius: 9.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.62 AU - 1.64 AU

Year: 1323 Days

Day: 6.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,766,244 km

• M1: 121,473 km (0.083 R)
• M2: 483,201 km (0.101 R)
• M3: 1,102,536 km (0.115 R)
• M4: 2,567,099 km (0.072 R)
• M5: 3,155,617 km (0.088 R)
• M6: 3,943,699 km (0.1 R)
• M7: 4,445,450 km (0.098 R)
• M8: 6,444,377 km (0.078 R)
• M9: 6,827,946 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 10.6

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.41 AU - 2.63 AU

Year: 2544 Days

Day: 14.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 88,766,244 km

• M1: 132,095 km (0.06 R)
• M2: 835,205 km (0.109 R)
• M3: 1,469,649 km (0.084 R)
• M4: 2,083,599 km (0.039 R)
• M5: 4,198,763 km (0.051 R)
• M6: 4,809,721 km (0.079 R)
• M7: 6,140,245 km (0.08 R)
• M8: 7,463,737 km (0.076 R)
• M9: 7,917,467 km (0.112 R)
• M10: 9,636,496 km (0.055 R)
• M11: 10,078,558 km (0.09 R)
• M12: 10,767,008 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.3

Radius: 11.3

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.84 AU - 4.22 AU

Year: 4217 Days

Day: 10.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 88,766,244 km

• M1: 140,772 km (0.054 R)
• M2: 919,578 km (0.067 R)
• M3: 3,441,649 km (0.071 R)
• M4: 4,031,663 km (0.083 R)
• M5: 4,580,836 km (0.08 R)
• M6: 6,058,415 km (0.055 R)
• M7: 6,425,977 km (0.111 R)
• M8: 7,033,793 km (0.079 R)
• M9: 7,559,330 km (0.059 R)
• M10: 8,755,066 km (0.106 R)
• M11: 11,360,462 km (0.068 R)
• M12: 17,993,033 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.1

Radius: 7.4

Gravity: 15.91 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.55 AU - 10.91 AU

Year: 22348 Days

Day: 17.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,766,244 km

• M1: 92,003 km (0.073 R)
• M2: 330,163 km (0.086 R)
• M3: 1,997,132 km (0.09 R)
• M4: 2,232,449 km (0.085 R)
• M5: 2,657,756 km (0.099 R)
• M6: 3,052,545 km (0.078 R)
• M7: 3,796,944 km (0.094 R)
• M8: 4,126,657 km (0.078 R)
• M9: 5,598,551 km (0.079 R)
• M10: 5,852,717 km (0.11 R)
• M11: 6,522,018 km (0.092 R)
• M12: 7,093,183 km (0.119 R)
• M13: 9,837,556 km (0.1 R)
• M14: 10,717,191 km (0.095 R)
• M15: 11,309,898 km (0.099 R)
• M16: 12,488,580 km (0.079 R)
• M17: 14,605,091 km (0.105 R)
• M18: 26,287,188 km (0.047 R)
• M19: 29,095,888 km (0.1 R)
• M20: 30,900,039 km (0.117 R)
• M21: 36,170,820 km (0.116 R)
• M22: 38,254,719 km (0.075 R)
• M23: 43,480,621 km (0.119 R)
• M24: 47,918,741 km (0.069 R)
• M25: 50,429,143 km (0.104 R)
• M26: 52,088,483 km (0.103 R)
• M27: 52,649,624 km (0.119 R)
• M28: 53,593,736 km (0.11 R)
• M29: 55,321,442 km (0.109 R)
• M30: 59,293,415 km (0.09 R)
• M31: 63,664,067 km (0.107 R)
• M32: 65,818,874 km (0.031 R)
• M33: 73,274,234 km (0.113 R)
• M34: 76,359,391 km (0.114 R)
• M35: 80,772,528 km (0.093 R)
• M36: 82,027,953 km (0.037 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 17,658 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit