🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.78 AU - 0.8 AU

Year: 253 Days

Day: 46.7 Hours

Environment

Temp: 195 °C

Axial Tilt: 65.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.08 AU - 1.28 AU

Year: 461 Days

Day: 40.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.16 AU - 1.3 AU

Year: 491 Days

Day: 43.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.45 AU - 1.79 AU

Year: 742 Days

Day: 15.1 Hours

Environment

Temp: -39 °C

Axial Tilt: 63.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.32 AU - 2 AU

Year: 770 Days

Day: 41.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.29 AU - 4.47 AU

Year: 2751 Days

Day: 46 Hours

Environment

Temp: -127 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.66 AU - 4.68 AU

Year: 3065 Days

Day: 46.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449

Radius: 9.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.17 AU - 6.05 AU

Year: 4782 Days

Day: 12 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 25,462,204 km

• M1: 127,009 km (0.074 R)
• M2: 220,806 km (0.089 R)
• M3: 323,431 km (0.04 R)
• M4: 447,447 km (0.119 R)
• M5: 693,985 km (0.108 R)
• M6: 898,036 km (0.103 R)
• M7: 995,125 km (0.096 R)
• M8: 1,121,834 km (0.119 R)
• M9: 1,476,681 km (0.093 R)
• M10: 1,773,034 km (0.028 R)
• M11: 1,912,609 km (0.096 R)
• M12: 2,088,237 km (0.108 R)
• M13: 2,252,645 km (0.081 R)
• M14: 2,387,283 km (0.115 R)
• M15: 2,524,614 km (0.057 R)
• M16: 2,664,637 km (0.097 R)
• M17: 3,007,516 km (0.078 R)
• M18: 3,364,606 km (0.047 R)
• M19: 3,538,588 km (0.104 R)
• M20: 3,616,828 km (0.076 R)
• M21: 4,201,606 km (0.061 R)
• M22: 4,410,295 km (0.117 R)
• M23: 4,794,163 km (0.098 R)
• M24: 5,012,277 km (0.097 R)
• M25: 5,233,532 km (0.112 R)
• M26: 5,390,460 km (0.059 R)
• M27: 5,503,406 km (0.069 R)
• M28: 5,870,370 km (0.058 R)
• M29: 6,080,256 km (0.041 R)
• M30: 6,150,866 km (0.09 R)
• M31: 6,387,829 km (0.111 R)
• M32: 6,555,678 km (0.091 R)
• M33: 6,676,403 km (0.082 R)
• M34: 7,316,084 km (0.069 R)
• M35: 7,416,314 km (0.094 R)
• M36: 7,567,408 km (0.043 R)
• M37: 7,821,575 km (0.107 R)
• M38: 8,001,093 km (0.067 R)
• M39: 8,078,435 km (0.086 R)
• M40: 8,207,986 km (0.107 R)
• M41: 8,286,076 km (0.112 R)
• M42: 8,390,496 km (0.097 R)
• M43: 9,214,930 km (0.109 R)
• M44: 9,431,847 km (0.077 R)
• M45: 9,788,039 km (0.116 R)
• M46: 10,009,444 km (0.066 R)
• M47: 10,372,817 km (0.085 R)
• M48: 10,825,800 km (0.099 R)
• M49: 11,343,408 km (0.061 R)
• M50: 11,546,712 km (0.081 R)
• M51: 11,722,040 km (0.068 R)
• M52: 12,016,299 km (0.092 R)
• M53: 12,283,182 km (0.072 R)
• M54: 12,913,438 km (0.112 R)
• M55: 13,217,421 km (0.094 R)
• M56: 13,677,584 km (0.097 R)
• M57: 14,708,463 km (0.037 R)
• M58: 15,089,638 km (0.058 R)
• M59: 15,667,385 km (0.112 R)
• M60: 15,958,951 km (0.111 R)
• M61: 16,416,122 km (0.115 R)
• M62: 17,410,350 km (0.102 R)
• M63: 17,544,240 km (0.091 R)
• M64: 17,914,644 km (0.11 R)
• M65: 18,151,757 km (0.062 R)
• M66: 18,457,984 km (0.088 R)
• M67: 18,972,301 km (0.07 R)
• M68: 19,144,638 km (0.113 R)
• M69: 20,472,469 km (0.09 R)
• M70: 20,578,533 km (0.083 R)
• M71: 20,649,443 km (0.101 R)
• M72: 20,755,807 km (0.1 R)
• M73: 21,649,505 km (0.106 R)
• M74: 21,938,229 km (0.12 R)
• M75: 22,228,149 km (0.105 R)
• M76: 22,738,577 km (0.098 R)
• M77: 22,811,880 km (0.072 R)
• M78: 23,289,845 km (0.105 R)
• M79: 23,994,302 km (0.089 R)
• M80: 24,517,894 km (0.029 R)
• M81: 25,120,923 km (0.098 R)
• M82: 25,310,314 km (0.071 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 10,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit