🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.57 AU - 0.57 AU

Year: 282 Days

Day: 24.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.55 AU - 0.79 AU

Year: 360 Days

Day: 21.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 10.3

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.94 AU - 1.26 AU

Year: 757 Days

Day: 6.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 7,541,402 km

• M1: 128,654 km (0.088 R)
• M2: 200,162 km (0.064 R)
• M3: 308,022 km (0.105 R)
• M4: 399,576 km (0.11 R)
• M5: 548,575 km (0.08 R)
• M6: 649,554 km (0.098 R)
• M7: 798,105 km (0.068 R)
• M8: 881,580 km (0.103 R)
• M9: 1,007,841 km (0.098 R)
• M10: 1,083,537 km (0.051 R)
• M11: 1,198,279 km (0.102 R)
• M12: 1,567,636 km (0.076 R)
• M13: 1,638,695 km (0.048 R)
• M14: 1,796,371 km (0.095 R)
• M15: 1,883,288 km (0.039 R)
• M16: 1,965,417 km (0.118 R)
• M17: 2,048,892 km (0.094 R)
• M18: 2,380,701 km (0.1 R)
• M19: 2,532,243 km (0.12 R)
• M20: 2,751,254 km (0.11 R)
• M21: 2,903,246 km (0.087 R)
• M22: 3,020,830 km (0.11 R)
• M23: 3,162,649 km (0.109 R)
• M24: 3,260,934 km (0.036 R)
• M25: 3,352,638 km (0.105 R)
• M26: 3,736,057 km (0.098 R)
• M27: 3,824,170 km (0.114 R)
• M28: 3,929,038 km (0.117 R)
• M29: 4,010,420 km (0.062 R)
• M30: 4,510,675 km (0.106 R)
• M31: 4,638,880 km (0.107 R)
• M32: 4,811,666 km (0.079 R)
• M33: 4,969,043 km (0.101 R)
• M34: 5,119,389 km (0.097 R)
• M35: 5,370,115 km (0.068 R)
• M36: 5,478,723 km (0.086 R)
• M37: 5,560,702 km (0.045 R)
• M38: 5,661,531 km (0.054 R)
• M39: 5,744,558 km (0.112 R)
• M40: 5,827,884 km (0.072 R)
• M41: 5,995,733 km (0.062 R)
• M42: 6,117,955 km (0.107 R)
• M43: 6,279,221 km (0.077 R)
• M44: 6,451,408 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.6

Radius: 12.5

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.12 AU - 1.18 AU

Year: 809 Days

Day: 7.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 7,541,402 km

• M1: 156,180 km (0.099 R)
• M2: 245,640 km (0.1 R)
• M3: 341,682 km (0.048 R)
• M4: 432,338 km (0.101 R)
• M5: 632,649 km (0.067 R)
• M6: 856,149 km (0.1 R)
• M7: 949,049 km (0.084 R)
• M8: 1,112,111 km (0.107 R)
• M9: 1,220,569 km (0.046 R)
• M10: 1,302,997 km (0.109 R)
• M11: 1,424,172 km (0.118 R)
• M12: 1,517,670 km (0.091 R)
• M13: 1,671,756 km (0.112 R)
• M14: 1,790,836 km (0.106 R)
• M15: 1,871,918 km (0.045 R)
• M16: 2,037,972 km (0.082 R)
• M17: 2,130,124 km (0.113 R)
• M18: 2,230,803 km (0.08 R)
• M19: 2,355,418 km (0.095 R)
• M20: 2,520,126 km (0.095 R)
• M21: 2,650,126 km (0.097 R)
• M22: 2,758,884 km (0.082 R)
• M23: 2,837,572 km (0.118 R)
• M24: 2,933,016 km (0.072 R)
• M25: 3,013,350 km (0.104 R)
• M26: 3,234,156 km (0.055 R)
• M27: 3,639,716 km (0.114 R)
• M28: 3,822,375 km (0.078 R)
• M29: 3,901,662 km (0.09 R)
• M30: 3,999,200 km (0.073 R)
• M31: 4,251,422 km (0.083 R)
• M32: 4,705,451 km (0.08 R)
• M33: 4,838,145 km (0.07 R)
• M34: 4,981,609 km (0.092 R)
• M35: 5,341,691 km (0.058 R)
• M36: 5,470,196 km (0.087 R)
• M37: 5,579,701 km (0.105 R)
• M38: 5,700,128 km (0.119 R)
• M39: 6,128,426 km (0.12 R)
• M40: 6,283,859 km (0.065 R)
• M41: 6,388,278 km (0.109 R)
• M42: 6,472,202 km (0.109 R)
• M43: 6,630,626 km (0.119 R)
• M44: 6,833,032 km (0.085 R)
• M45: 6,972,906 km (0.099 R)
• M46: 7,091,837 km (0.115 R)
• M47: 7,288,109 km (0.094 R)
• M48: 7,375,773 km (0.105 R)
• M49: 7,508,168 km (0.107 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 19,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit