🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.5 AU - 0.68 AU

Year: 297 Days

Day: 43.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.5

Radius: 9.8

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.48 AU - 1.68 AU

Year: 1303 Days

Day: 12.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,373,749 km

• M1: 121,922 km (0.048 R)
• M2: 469,887 km (0.086 R)
• M3: 825,331 km (0.076 R)
• M4: 1,316,312 km (0.11 R)
• M5: 1,726,359 km (0.066 R)
• M6: 2,414,210 km (0.06 R)
• M7: 3,305,814 km (0.066 R)
• M8: 4,072,353 km (0.069 R)
• M9: 4,421,814 km (0.118 R)
• M10: 4,891,850 km (0.107 R)
• M11: 5,202,416 km (0.076 R)
• M12: 6,119,301 km (0.107 R)
• M13: 6,604,148 km (0.118 R)
• M14: 7,036,037 km (0.119 R)
• M15: 7,405,992 km (0.111 R)
• M16: 8,475,767 km (0.058 R)
• M17: 8,864,571 km (0.099 R)
• M18: 10,135,854 km (0.065 R)
• M19: 10,677,099 km (0.096 R)
• M20: 12,039,786 km (0.118 R)
• M21: 12,801,838 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.7

Radius: 13.1

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.58 AU - 1.96 AU

Year: 1545 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 95 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,373,749 km

• M1: 163,660 km (0.115 R)
• M2: 672,442 km (0.052 R)
• M3: 1,276,070 km (0.08 R)
• M4: 2,458,940 km (0.098 R)
• M5: 3,137,067 km (0.106 R)
• M6: 3,569,405 km (0.12 R)
• M7: 4,148,349 km (0.093 R)
• M8: 4,749,882 km (0.085 R)
• M9: 5,196,731 km (0.069 R)
• M10: 6,058,564 km (0.094 R)
• M11: 6,634,965 km (0.115 R)
• M12: 7,704,440 km (0.069 R)
• M13: 9,727,153 km (0.09 R)
• M14: 10,861,703 km (0.069 R)
• M15: 12,045,471 km (0.094 R)
• M16: 13,076,499 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.3

Radius: 8.1

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.34 AU - 2.96 AU

Year: 2830 Days

Day: 13.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 17,373,749 km

• M1: 100,679 km (0.093 R)
• M2: 407,804 km (0.067 R)
• M3: 693,685 km (0.061 R)
• M4: 982,708 km (0.109 R)
• M5: 1,273,826 km (0.052 R)
• M6: 2,195,798 km (0.103 R)
• M7: 2,730,909 km (0.094 R)
• M8: 3,134,225 km (0.048 R)
• M9: 3,630,292 km (0.1 R)
• M10: 4,277,452 km (0.025 R)
• M11: 4,757,362 km (0.06 R)
• M12: 5,342,439 km (0.113 R)
• M13: 5,849,426 km (0.039 R)
• M14: 6,820,167 km (0.111 R)
• M15: 7,833,842 km (0.079 R)
• M16: 8,266,180 km (0.098 R)
• M17: 8,520,347 km (0.108 R)
• M18: 9,799,857 km (0.048 R)
• M19: 10,859,010 km (0.051 R)
• M20: 11,912,030 km (0.118 R)
• M21: 13,507,192 km (0.079 R)
• M22: 13,860,392 km (0.101 R)
• M23: 17,064,629 km (0.068 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: 179 - 14,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit