🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.65 AU - 0.85 AU

Year: 238 Days

Day: 12.8 Hours

Environment

Temp: 154 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,001,193 km

• M1: 48,919 km (0.113 R)
• M2: 490,083 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.63 AU - 0.91 AU

Year: 248 Days

Day: 32.9 Hours

Environment

Temp: 99 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,001,193 km

• M1: 32,612 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.68 AU - 0.92 AU

Year: 263 Days

Day: 46.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.94 AU - 1.12 AU

Year: 384 Days

Day: 33.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 95,001,193 km

• M1: 55,351 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.26 AU - 3.24 AU

Year: 1674 Days

Day: 45.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.68 AU - 4.26 AU

Year: 2373 Days

Day: 23.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.7

Radius: 11.1

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5 AU - 7.76 AU

Year: 5916 Days

Day: 11.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,001,193 km

• M1: 138,378 km (0.088 R)
• M2: 574,157 km (0.116 R)
• M3: 1,292,077 km (0.084 R)
• M4: 2,009,698 km (0.067 R)
• M5: 4,112,745 km (0.094 R)
• M6: 4,517,108 km (0.037 R)
• M7: 6,041,061 km (0.11 R)
• M8: 6,408,025 km (0.103 R)
• M9: 6,986,520 km (0.083 R)
• M10: 10,634,763 km (0.057 R)
• M11: 11,171,520 km (0.108 R)
• M12: 15,279,328 km (0.102 R)
• M13: 20,846,314 km (0.105 R)
• M14: 21,404,763 km (0.083 R)
• M15: 22,261,061 km (0.118 R)
• M16: 24,194,464 km (0.12 R)
• M17: 24,811,256 km (0.068 R)
• M18: 26,724,762 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.1

Radius: 4.2

Gravity: 39.06 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 11.61 AU - 18.91 AU

Year: 21883 Days

Day: 19.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 95,001,193 km

• M1: 53,556 km (0.111 R)
• M2: 199,115 km (0.077 R)
• M3: 359,334 km (0.096 R)
• M4: 607,068 km (0.084 R)
• M5: 780,302 km (0.096 R)
• M6: 913,594 km (0.113 R)
• M7: 1,346,830 km (0.05 R)
• M8: 2,325,050 km (0.119 R)
• M9: 2,580,862 km (0.116 R)
• M10: 3,550,705 km (0.037 R)
• M11: 4,387,107 km (0.116 R)
• M12: 4,526,532 km (0.087 R)
• M13: 6,218,933 km (0.065 R)
• M14: 6,943,735 km (0.076 R)
• M15: 7,773,704 km (0.118 R)
• M16: 8,667,850 km (0.082 R)
• M17: 9,805,093 km (0.101 R)
• M18: 10,044,001 km (0.081 R)
• M19: 12,720,606 km (0.114 R)
• M20: 21,259,952 km (0.054 R)
• M21: 21,861,934 km (0.068 R)
• M22: 24,384,303 km (0.099 R)
• M23: 24,933,028 km (0.052 R)
• M24: 32,438,054 km (0.091 R)
• M25: 33,639,176 km (0.069 R)
• M26: 37,710,332 km (0.088 R)
• M27: 39,939,490 km (0.113 R)
• M28: 43,686,318 km (0.057 R)
• M29: 45,314,392 km (0.089 R)
• M30: 50,617,487 km (0.118 R)
• M31: 50,795,059 km (0.092 R)
• M32: 51,869,621 km (0.117 R)
• M33: 52,050,186 km (0.117 R)
• M34: 58,051,454 km (0.092 R)
• M35: 59,818,803 km (0.072 R)
• M36: 61,824,312 km (0.065 R)
• M37: 72,752,436 km (0.116 R)
• M38: 73,660,196 km (0.055 R)
• M39: 76,662,626 km (0.077 R)
• M40: 77,131,615 km (0.106 R)
• M41: 79,505,584 km (0.098 R)
• M42: 79,745,688 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.1

Radius: 3.1

Gravity: 82.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 13.71 AU - 20.51 AU

Year: 25981 Days

Day: 15.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,001,193 km

• M1: 39,045 km (0.038 R)
• M2: 399,127 km (0.047 R)
• M3: 547,528 km (0.104 R)
• M4: 775,665 km (0.061 R)
• M5: 1,270,984 km (0.056 R)
• M6: 1,594,713 km (0.11 R)
• M7: 1,785,899 km (0.071 R)
• M8: 2,427,225 km (0.095 R)
• M9: 2,922,694 km (0.069 R)
• M10: 3,420,256 km (0.082 R)
• M11: 3,608,749 km (0.097 R)
• M12: 4,251,272 km (0.025 R)
• M13: 4,506,187 km (0.111 R)
• M14: 4,771,125 km (0.042 R)
• M15: 6,025,503 km (0.102 R)
• M16: 6,974,103 km (0.107 R)
• M17: 7,124,449 km (0.072 R)
• M18: 9,897,844 km (0.112 R)
• M19: 11,556,286 km (0.12 R)
• M20: 13,623,429 km (0.119 R)
• M21: 14,337,011 km (0.054 R)
• M22: 14,661,938 km (0.103 R)
• M23: 14,991,801 km (0.114 R)
• M24: 18,566,891 km (0.068 R)
• M25: 23,558,224 km (0.056 R)
• M26: 25,284,135 km (0.067 R)
• M27: 27,216,041 km (0.113 R)
• M28: 30,162,072 km (0.059 R)
• M29: 33,172,281 km (0.113 R)
• M30: 37,898,975 km (0.096 R)
• M31: 41,233,212 km (0.106 R)
• M32: 52,015,778 km (0.078 R)
• M33: 60,651,016 km (0.111 R)
• M34: 63,656,138 km (0.071 R)
• M35: 70,894,281 km (0.097 R)
• M36: 80,943,967 km (0.092 R)
• M37: 92,740,208 km (0.104 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: 157 - 12,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit