🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.45 AU - 0.67 AU

Year: 157 Days

Day: 17.1 Hours

Environment

Temp: 224 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.45 AU - 0.69 AU

Year: 161 Days

Day: 35.2 Hours

Environment

Temp: 209 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.64 AU - 0.7 AU

Year: 206 Days

Day: 44.7 Hours

Environment

Temp: 121 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,058,838 km

• M1: 178,919 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.61 AU - 2.15 AU

Year: 966 Days

Day: 33.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.05 AU - 2.07 AU

Year: 1108 Days

Day: 42.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 33.1 °

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: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.99 AU - 3.95 AU

Year: 2422 Days

Day: 36.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.8

Radius: 10.4

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.28 AU - 9.6 AU

Year: 10017 Days

Day: 8.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,058,838 km

• M1: 129,402 km (0.108 R)
• M2: 521,498 km (0.109 R)
• M3: 849,566 km (0.111 R)
• M4: 1,211,294 km (0.096 R)
• M5: 1,556,416 km (0.113 R)
• M6: 2,215,993 km (0.061 R)
• M7: 4,204,747 km (0.117 R)
• M8: 5,831,175 km (0.029 R)
• M9: 9,552,273 km (0.112 R)
• M10: 18,003,655 km (0.068 R)
• M11: 22,761,765 km (0.107 R)
• M12: 25,872,204 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.5

Radius: 4.3

Gravity: 42.7 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 18.03 AU - 18.21 AU

Year: 28905 Days

Day: 17.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 81,058,838 km

• M1: 53,406 km (0.1 R)
• M2: 229,633 km (0.102 R)
• M3: 463,155 km (0.086 R)
• M4: 1,824,346 km (0.1 R)
• M5: 2,196,396 km (0.106 R)
• M6: 2,696,801 km (0.074 R)
• M7: 3,269,611 km (0.076 R)
• M8: 3,456,309 km (0.027 R)
• M9: 3,919,763 km (0.114 R)
• M10: 4,094,943 km (0.098 R)
• M11: 5,342,738 km (0.084 R)
• M12: 5,646,123 km (0.086 R)
• M13: 7,026,762 km (0.098 R)
• M14: 7,233,356 km (0.09 R)
• M15: 7,658,813 km (0.065 R)
• M16: 8,443,005 km (0.111 R)
• M17: 9,279,406 km (0.101 R)
• M18: 10,434,003 km (0.118 R)
• M19: 11,325,307 km (0.109 R)
• M20: 13,179,872 km (0.066 R)
• M21: 13,813,568 km (0.088 R)
• M22: 14,801,961 km (0.071 R)
• M23: 16,918,472 km (0.104 R)
• M24: 17,666,611 km (0.103 R)
• M25: 20,986,188 km (0.097 R)
• M26: 22,289,634 km (0.092 R)
• M27: 24,462,244 km (0.114 R)
• M28: 38,893,950 km (0.05 R)
• M29: 39,703,125 km (0.044 R)
• M30: 49,924,549 km (0.072 R)
• M31: 54,219,205 km (0.108 R)
• M32: 54,621,474 km (0.107 R)
• M33: 57,911,131 km (0.074 R)
• M34: 58,753,666 km (0.068 R)
• M35: 67,866,420 km (0.07 R)
• M36: 71,905,713 km (0.052 R)
• M37: 73,614,419 km (0.114 R)
• M38: 77,621,398 km (0.055 R)
• M39: 88,547,728 km (0.117 R)
• M40: 94,812,288 km (0.117 R)
• M41: 96,865,818 km (0.109 R)
• M42: 99,549,305 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.6

Radius: 6

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 16.83 AU - 22.03 AU

Year: 32095 Days

Day: 18.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,058,838 km

• M1: 74,949 km (0.115 R)
• M2: 400,174 km (0.117 R)
• M3: 1,112,260 km (0.1 R)
• M4: 2,049,790 km (0.08 R)
• M5: 2,349,883 km (0.096 R)
• M6: 2,630,080 km (0.069 R)
• M7: 16,707,090 km (0.047 R)
• M8: 25,990,685 km (0.067 R)
• M9: 26,448,006 km (0.062 R)
• M10: 29,182,356 km (0.069 R)
• M11: 32,099,514 km (0.03 R)
• M12: 35,205,465 km (0.056 R)
• M13: 43,753,637 km (0.111 R)
• M14: 52,307,195 km (0.116 R)
• M15: 70,389,239 km (0.075 R)
• M16: 74,904,851 km (0.12 R)
• M17: 75,598,536 km (0.068 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 11,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit