🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.9

Radius: 12.7

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.15 AU - 1.19 AU

Year: 830 Days

Day: 11.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,149,067 km

• M1: 157,975 km (0.083 R)
• M2: 643,570 km (0.09 R)
• M3: 1,210,995 km (0.082 R)
• M4: 1,612,366 km (0.066 R)
• M5: 2,055,176 km (0.041 R)
• M6: 2,568,296 km (0.117 R)
• M7: 2,969,817 km (0.054 R)
• M8: 3,371,637 km (0.045 R)
• M9: 4,027,474 km (0.116 R)
• M10: 4,643,518 km (0.064 R)
• M11: 5,057,605 km (0.051 R)
• M12: 5,516,122 km (0.085 R)
• M13: 6,740,132 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.5

Radius: 10.4

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.6 AU - 2.5 AU

Year: 1925 Days

Day: 5.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,149,067 km

• M1: 129,402 km (0.068 R)
• M2: 527,632 km (0.088 R)
• M3: 866,920 km (0.088 R)
• M4: 1,205,759 km (0.076 R)
• M5: 1,676,095 km (0.076 R)
• M6: 2,384,590 km (0.117 R)
• M7: 2,793,291 km (0.12 R)
• M8: 3,215,606 km (0.054 R)
• M9: 4,229,281 km (0.112 R)
• M10: 5,120,137 km (0.119 R)
• M11: 6,630,776 km (0.077 R)
• M12: 7,740,643 km (0.118 R)
• M13: 9,441,870 km (0.091 R)
• M14: 10,768,803 km (0.059 R)
• M15: 11,496,447 km (0.116 R)
• M16: 11,852,490 km (0.113 R)
• M17: 12,379,822 km (0.099 R)
• M18: 12,753,966 km (0.095 R)
• M19: 14,417,644 km (0.107 R)
• M20: 15,781,379 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.7

Radius: 12.7

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.66 AU - 2.54 AU

Year: 1996 Days

Day: 14.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 71.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,149,067 km

• M1: 157,975 km (0.087 R)
• M2: 688,300 km (0.104 R)
• M3: 1,335,909 km (0.041 R)
• M4: 2,081,654 km (0.108 R)
• M5: 2,585,051 km (0.118 R)
• M6: 3,554,595 km (0.087 R)
• M7: 5,080,194 km (0.119 R)
• M8: 5,635,202 km (0.106 R)
• M9: 6,256,033 km (0.103 R)
• M10: 8,025,028 km (0.106 R)
• M11: 8,428,045 km (0.052 R)
• M12: 10,987,216 km (0.086 R)
• M13: 11,958,106 km (0.085 R)
• M14: 12,526,428 km (0.113 R)
• M15: 13,027,731 km (0.053 R)
• M16: 15,451,814 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.9

Radius: 12.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.04 AU - 3.36 AU

Year: 3755 Days

Day: 12.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,149,067 km

• M1: 151,692 km (0.059 R)
• M2: 542,591 km (0.115 R)
• M3: 1,050,177 km (0.027 R)
• M4: 1,939,088 km (0.062 R)
• M5: 2,406,282 km (0.098 R)
• M6: 2,966,376 km (0.09 R)
• M7: 3,432,523 km (0.07 R)
• M8: 3,904,355 km (0.098 R)
• M9: 4,979,814 km (0.093 R)
• M10: 5,423,970 km (0.115 R)
• M11: 7,046,060 km (0.076 R)
• M12: 7,439,353 km (0.045 R)
• M13: 8,306,123 km (0.064 R)
• M14: 10,075,417 km (0.12 R)
• M15: 10,491,149 km (0.093 R)
• M16: 11,005,167 km (0.095 R)
• M17: 12,130,143 km (0.105 R)
• M18: 13,133,197 km (0.117 R)
• M19: 15,195,553 km (0.088 R)
• M20: 16,247,376 km (0.077 R)
• M21: 17,347,070 km (0.103 R)
• M22: 18,495,682 km (0.081 R)
• M23: 21,078,938 km (0.112 R)
• M24: 21,486,144 km (0.097 R)
• M25: 22,106,825 km (0.091 R)
• M26: 22,881,593 km (0.087 R)
• M27: 23,456,348 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.1

Radius: 7.4

Gravity: 15.62 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.24 AU - 10.14 AU

Year: 18276 Days

Day: 18 Hours

Environment

Temp: -238 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,149,067 km

• M1: 134,488 km (0.113 R)
• M2: 390,301 km (0.119 R)
• M3: 1,857,108 km (0.108 R)
• M4: 3,120,612 km (0.072 R)
• M5: 3,598,128 km (0.099 R)
• M6: 5,173,094 km (0.097 R)
• M7: 6,261,419 km (0.119 R)
• M8: 8,774,663 km (0.117 R)
• M9: 10,740,379 km (0.11 R)
• M10: 11,242,430 km (0.09 R)
• M11: 14,741,225 km (0.118 R)
• M12: 19,268,355 km (0.118 R)
• M13: 20,962,102 km (0.106 R)
• M14: 22,447,609 km (0.037 R)
• M15: 24,214,510 km (0.109 R)
• M16: 33,918,176 km (0.072 R)
• M17: 37,225,037 km (0.063 R)
• M18: 39,990,802 km (0.086 R)
• M19: 41,499,945 km (0.097 R)
• M20: 43,360,793 km (0.051 R)
• M21: 45,764,083 km (0.061 R)
• M22: 47,749,546 km (0.045 R)
• M23: 53,143,148 km (0.085 R)
• M24: 55,150,601 km (0.119 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: 165 - 18,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit