🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731

Radius: 11

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.48 AU - 0.54 AU

Year: 243 Days

Day: 8.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,810,234 km

• M1: 138,228 km (0.113 R)
• M2: 501,153 km (0.074 R)
• M3: 952,340 km (0.075 R)
• M4: 1,299,407 km (0.081 R)
• M5: 1,643,931 km (0.113 R)
• M6: 2,294,532 km (0.101 R)
• M7: 2,760,829 km (0.082 R)
• M8: 3,219,047 km (0.031 R)
• M9: 3,661,258 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.3

Radius: 11.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.46 AU - 0.58 AU

Year: 250 Days

Day: 13.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,810,234 km

• M1: 148,401 km (0.107 R)
• M2: 591,660 km (0.072 R)
• M3: 1,011,282 km (0.096 R)
• M4: 1,919,789 km (0.072 R)
• M5: 2,353,623 km (0.073 R)
• M6: 2,907,734 km (0.068 R)
• M7: 3,361,464 km (0.058 R)
• M8: 3,751,765 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.5

Radius: 9

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.79 AU - 1.01 AU

Year: 569 Days

Day: 8.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,810,234 km

• M1: 111,899 km (0.064 R)
• M2: 398,828 km (0.086 R)
• M3: 696,677 km (0.099 R)
• M4: 1,270,086 km (0.114 R)
• M5: 1,811,780 km (0.113 R)
• M6: 2,179,342 km (0.099 R)
• M7: 3,498,047 km (0.091 R)
• M8: 4,221,353 km (0.085 R)
• M9: 4,578,742 km (0.115 R)
• M10: 5,075,257 km (0.063 R)
• M11: 6,039,864 km (0.072 R)
• M12: 6,617,013 km (0.112 R)
• M13: 7,317,879 km (0.118 R)
• M14: 7,652,529 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.9

Radius: 14.8

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.41 AU - 4.43 AU

Year: 6197 Days

Day: 13.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,810,234 km

• M1: 184,155 km (0.118 R)
• M2: 782,397 km (0.103 R)
• M3: 1,365,978 km (0.092 R)
• M4: 2,002,966 km (0.105 R)
• M5: 2,484,073 km (0.117 R)
• M6: 3,220,992 km (0.083 R)
• M7: 3,686,391 km (0.104 R)
• M8: 4,270,421 km (0.084 R)
• M9: 4,888,709 km (0.059 R)
• M10: 6,501,673 km (0.098 R)
• M11: 8,407,400 km (0.095 R)
• M12: 9,383,526 km (0.074 R)
• M13: 10,801,116 km (0.116 R)
• M14: 11,272,200 km (0.095 R)
• M15: 12,459,259 km (0.083 R)
• M16: 13,083,231 km (0.108 R)
• M17: 15,911,230 km (0.1 R)
• M18: 19,537,632 km (0.063 R)
• M19: 20,026,667 km (0.113 R)
• M20: 21,691,542 km (0.039 R)
• M21: 23,603,851 km (0.054 R)
• M22: 26,637,247 km (0.09 R)
• M23: 27,499,829 km (0.103 R)
• M24: 29,008,822 km (0.081 R)
• M25: 29,645,960 km (0.05 R)
• M26: 30,948,209 km (0.066 R)
• M27: 32,288,456 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694.6

Radius: 5

Gravity: 27.78 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.2 AU - 7.38 AU

Year: 10520 Days

Day: 23.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,810,234 km

• M1: 62,682 km (0.1 R)
• M2: 243,845 km (0.052 R)
• M3: 466,147 km (0.088 R)
• M4: 1,915,750 km (0.106 R)
• M5: 2,231,851 km (0.088 R)
• M6: 3,342,465 km (0.051 R)
• M7: 5,529,586 km (0.069 R)
• M8: 6,431,063 km (0.048 R)
• M9: 7,468,524 km (0.036 R)
• M10: 9,768,591 km (0.11 R)
• M11: 13,661,278 km (0.09 R)
• M12: 15,226,370 km (0.066 R)
• M13: 16,192,623 km (0.049 R)
• M14: 24,776,699 km (0.117 R)
• M15: 28,817,038 km (0.113 R)
• M16: 37,058,684 km (0.116 R)
• M17: 37,304,174 km (0.083 R)
• M18: 38,926,862 km (0.094 R)
• M19: 41,250,416 km (0.034 R)
• M20: 44,628,486 km (0.047 R)
• M21: 46,029,918 km (0.102 R)
• M22: 46,741,406 km (0.097 R)
• M23: 48,186,521 km (0.075 R)
• M24: 49,215,605 km (0.077 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: 302 - 18,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit