🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.45 AU - 0.71 AU

Year: 184 Days

Day: 15.9 Hours

Environment

Temp: 110 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,458,556 km

• M1: 100,679 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.58 AU - 0.76 AU

Year: 228 Days

Day: 26.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,458,556 km

• M1: 28,872 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.65 AU - 0.71 AU

Year: 233 Days

Day: 25.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,458,556 km

• M1: 46,675 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.74 AU - 0.9 AU

Year: 309 Days

Day: 40.1 Hours

Environment

Temp: -8 °C

Axial Tilt: 21.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,458,556 km

• M1: 41,139 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.08 AU - 1.56 AU

Year: 631 Days

Day: 45.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,458,556 km

• M1: 115,340 km (0.048 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.31 AU - 1.41 AU

Year: 660 Days

Day: 36.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.5 AU - 1.64 AU

Year: 819 Days

Day: 42.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.9

Radius: 14.4

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.51 AU - 4.87 AU

Year: 3570 Days

Day: 14.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 55,458,556 km

• M1: 180,864 km (0.105 R)
• M2: 365,019 km (0.109 R)
• M3: 563,386 km (0.11 R)
• M4: 653,443 km (0.098 R)
• M5: 767,587 km (0.045 R)
• M6: 870,510 km (0.067 R)
• M7: 968,796 km (0.101 R)
• M8: 1,092,214 km (0.083 R)
• M9: 1,310,926 km (0.098 R)
• M10: 1,508,545 km (0.083 R)
• M11: 1,679,236 km (0.073 R)
• M12: 1,805,347 km (0.101 R)
• M13: 2,230,654 km (0.102 R)
• M14: 2,614,223 km (0.085 R)
• M15: 2,746,916 km (0.116 R)
• M16: 3,096,526 km (0.047 R)
• M17: 3,396,320 km (0.115 R)
• M18: 3,525,423 km (0.111 R)
• M19: 3,956,415 km (0.031 R)
• M20: 4,178,418 km (0.099 R)
• M21: 4,282,389 km (0.106 R)
• M22: 4,742,552 km (0.036 R)
• M23: 5,107,571 km (0.08 R)
• M24: 5,218,871 km (0.058 R)
• M25: 5,595,858 km (0.1 R)
• M26: 5,710,749 km (0.031 R)
• M27: 6,576,921 km (0.076 R)
• M28: 6,759,281 km (0.039 R)
• M29: 6,922,791 km (0.055 R)
• M30: 7,400,158 km (0.092 R)
• M31: 7,952,772 km (0.099 R)
• M32: 8,060,483 km (0.079 R)
• M33: 8,762,097 km (0.114 R)
• M34: 9,120,384 km (0.112 R)
• M35: 9,990,445 km (0.111 R)
• M36: 10,388,375 km (0.105 R)
• M37: 10,506,408 km (0.11 R)
• M38: 10,672,462 km (0.105 R)
• M39: 10,911,070 km (0.098 R)
• M40: 11,151,474 km (0.095 R)
• M41: 11,393,673 km (0.106 R)
• M42: 11,539,830 km (0.054 R)
• M43: 12,081,225 km (0.092 R)
• M44: 12,455,070 km (0.102 R)
• M45: 12,681,262 km (0.103 R)
• M46: 12,883,369 km (0.103 R)
• M47: 13,188,698 km (0.088 R)
• M48: 13,522,152 km (0.063 R)
• M49: 14,407,472 km (0.057 R)
• M50: 14,937,048 km (0.043 R)
• M51: 15,231,008 km (0.115 R)
• M52: 15,797,685 km (0.119 R)
• M53: 16,097,180 km (0.031 R)
• M54: 16,729,679 km (0.108 R)
• M55: 16,840,532 km (0.043 R)
• M56: 17,342,283 km (0.069 R)
• M57: 17,482,606 km (0.05 R)
• M58: 17,764,149 km (0.105 R)
• M59: 17,962,216 km (0.026 R)
• M60: 18,733,094 km (0.057 R)
• M61: 19,050,242 km (0.087 R)
• M62: 19,369,184 km (0.11 R)
• M63: 19,660,751 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.7

Radius: 4.1

Gravity: 15.45 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.5 AU - 16.12 AU

Year: 20212 Days

Day: 16.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 55,458,556 km

• M1: 1,143,825 km (0.107 R)
• M2: 1,882,540 km (0.11 R)
• M3: 1,936,096 km (0.096 R)
• M4: 2,325,499 km (0.101 R)
• M5: 2,383,094 km (0.12 R)
• M6: 2,529,102 km (0.098 R)
• M7: 2,558,722 km (0.067 R)
• M8: 4,072,503 km (0.065 R)
• M9: 4,932,691 km (0.1 R)
• M10: 5,156,190 km (0.056 R)
• M11: 6,606,392 km (0.068 R)
• M12: 6,811,341 km (0.075 R)
• M13: 7,911,035 km (0.079 R)
• M14: 10,987,216 km (0.061 R)
• M15: 11,230,013 km (0.115 R)
• M16: 11,278,931 km (0.094 R)
• M17: 12,723,897 km (0.072 R)
• M18: 13,338,745 km (0.105 R)
• M19: 13,806,088 km (0.026 R)
• M20: 14,226,159 km (0.092 R)
• M21: 14,437,691 km (0.081 R)
• M22: 14,597,012 km (0.109 R)
• M23: 14,863,895 km (0.114 R)
• M24: 14,917,451 km (0.072 R)
• M25: 15,511,055 km (0.098 R)
• M26: 16,057,237 km (0.069 R)
• M27: 16,388,148 km (0.105 R)
• M28: 17,056,401 km (0.105 R)
• M29: 18,650,067 km (0.042 R)
• M30: 19,699,347 km (0.112 R)
• M31: 19,817,080 km (0.035 R)
• M32: 20,528,568 km (0.098 R)
• M33: 20,707,786 km (0.106 R)
• M34: 21,490,333 km (0.089 R)
• M35: 22,037,711 km (0.096 R)
• M36: 22,466,608 km (0.071 R)
• M37: 23,644,542 km (0.088 R)
• M38: 25,416,828 km (0.099 R)
• M39: 25,737,715 km (0.103 R)
• M40: 27,296,824 km (0.108 R)
• M41: 27,559,668 km (0.096 R)
• M42: 27,625,491 km (0.096 R)
• M43: 28,220,442 km (0.061 R)
• M44: 33,059,035 km (0.116 R)
• M45: 34,538,408 km (0.073 R)
• M46: 34,965,062 km (0.052 R)
• M47: 35,465,018 km (0.109 R)
• M48: 36,183,237 km (0.046 R)
• M49: 36,689,027 km (0.103 R)
• M50: 36,906,393 km (0.092 R)
• M51: 36,978,948 km (0.074 R)
• M52: 37,634,336 km (0.058 R)
• M53: 41,796,897 km (0.082 R)
• M54: 43,778,620 km (0.066 R)
• M55: 47,437,634 km (0.05 R)
• M56: 49,024,120 km (0.099 R)
• M57: 49,104,005 km (0.099 R)
• M58: 49,663,651 km (0.034 R)
• M59: 49,984,389 km (0.115 R)
• M60: 53,229,765 km (0.11 R)
• M61: 55,292,420 km (0.102 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 11,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit