🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 8.7

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.66 AU - 0.72 AU

Year: 370 Days

Day: 14.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,984,734 km

• M1: 108,159 km (0.107 R)
• M2: 395,238 km (0.055 R)
• M3: 752,776 km (0.083 R)
• M4: 1,166,564 km (0.07 R)
• M5: 1,534,126 km (0.06 R)
• M6: 1,808,788 km (0.118 R)
• M7: 2,166,925 km (0.081 R)
• M8: 2,534,188 km (0.078 R)
• M9: 3,070,496 km (0.097 R)
• M10: 3,741,892 km (0.093 R)
• M11: 4,273,263 km (0.074 R)
• M12: 4,943,162 km (0.043 R)
• M13: 5,374,453 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.5

Radius: 10.2

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.82 AU - 0.84 AU

Year: 488 Days

Day: 7.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,984,734 km

• M1: 126,859 km (0.063 R)
• M2: 473,627 km (0.102 R)
• M3: 1,034,020 km (0.102 R)
• M4: 1,713,045 km (0.052 R)
• M5: 2,110,676 km (0.108 R)
• M6: 2,446,524 km (0.093 R)
• M7: 2,849,241 km (0.053 R)
• M8: 3,307,459 km (0.098 R)
• M9: 3,627,748 km (0.082 R)
• M10: 4,154,034 km (0.119 R)
• M11: 5,169,803 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.4

Radius: 9

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.46 AU - 1.98 AU

Year: 1456 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,984,734 km

• M1: 111,899 km (0.108 R)
• M2: 545,135 km (0.089 R)
• M3: 991,535 km (0.04 R)
• M4: 1,338,901 km (0.114 R)
• M5: 1,972,149 km (0.097 R)
• M6: 2,393,865 km (0.104 R)
• M7: 2,685,731 km (0.093 R)
• M8: 3,102,361 km (0.109 R)
• M9: 3,482,040 km (0.11 R)
• M10: 3,943,998 km (0.108 R)
• M11: 4,578,443 km (0.095 R)
• M12: 5,258,365 km (0.084 R)
• M13: 5,644,627 km (0.089 R)
• M14: 6,165,826 km (0.115 R)
• M15: 6,969,466 km (0.037 R)
• M16: 9,144,469 km (0.056 R)
• M17: 9,640,984 km (0.081 R)
• M18: 10,220,826 km (0.102 R)
• M19: 11,485,975 km (0.096 R)
• M20: 12,100,972 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.1

Radius: 13.2

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.34 AU - 6.42 AU

Year: 8057 Days

Day: 7.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,984,734 km

• M1: 180,565 km (0.092 R)
• M2: 2,160,343 km (0.074 R)
• M3: 2,793,890 km (0.059 R)
• M4: 3,589,302 km (0.058 R)
• M5: 5,306,984 km (0.083 R)
• M6: 6,258,577 km (0.113 R)
• M7: 6,932,814 km (0.067 R)
• M8: 7,999,746 km (0.106 R)
• M9: 8,609,657 km (0.117 R)
• M10: 15,304,760 km (0.097 R)
• M11: 15,909,584 km (0.076 R)
• M12: 21,816,306 km (0.041 R)
• M13: 23,584,404 km (0.069 R)
• M14: 24,915,376 km (0.116 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 19,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit