🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.51 AU - 0.77 AU

Year: 188 Days

Day: 35.5 Hours

Environment

Temp: 124 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.61 AU - 0.83 AU

Year: 224 Days

Day: 37.4 Hours

Environment

Temp: 197 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.95 AU - 2.11 AU

Year: 1062 Days

Day: 30.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.18 AU - 3.74 AU

Year: 2363 Days

Day: 30 Hours

Environment

Temp: -110 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.5

Radius: 13.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.99 AU - 6.19 AU

Year: 4216 Days

Day: 14.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,881,446 km

• M1: 166,652 km (0.058 R)
• M2: 649,853 km (0.095 R)
• M3: 1,112,559 km (0.066 R)
• M4: 2,752,601 km (0.12 R)
• M5: 3,406,643 km (0.103 R)
• M6: 4,097,336 km (0.086 R)
• M7: 4,592,804 km (0.084 R)
• M8: 6,472,501 km (0.107 R)
• M9: 7,052,792 km (0.114 R)
• M10: 7,700,999 km (0.112 R)
• M11: 8,531,118 km (0.054 R)
• M12: 9,496,772 km (0.052 R)
• M13: 11,557,184 km (0.041 R)
• M14: 12,552,309 km (0.098 R)
• M15: 14,000,566 km (0.103 R)
• M16: 14,817,071 km (0.114 R)
• M17: 15,882,208 km (0.117 R)
• M18: 17,054,756 km (0.08 R)
• M19: 19,322,360 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.4

Radius: 12.8

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.98 AU - 11.1 AU

Year: 13466 Days

Day: 8.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,881,446 km

• M1: 162,164 km (0.094 R)
• M2: 1,127,070 km (0.047 R)
• M3: 1,586,934 km (0.099 R)
• M4: 2,571,139 km (0.106 R)
• M5: 4,780,101 km (0.076 R)
• M6: 6,364,941 km (0.116 R)
• M7: 12,064,320 km (0.066 R)
• M8: 14,822,007 km (0.108 R)
• M9: 18,870,575 km (0.098 R)
• M10: 21,192,633 km (0.083 R)
• M11: 21,915,789 km (0.118 R)
• M12: 24,874,386 km (0.091 R)
• M13: 38,710,394 km (0.118 R)
• M14: 43,442,922 km (0.068 R)
• M15: 45,053,194 km (0.117 R)
• M16: 51,730,345 km (0.073 R)
• M17: 53,538,834 km (0.047 R)
• M18: 56,415,900 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.8

Radius: 5.1

Gravity: 22.79 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 13.39 AU - 16.69 AU

Year: 21411 Days

Day: 19.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 75,881,446 km

• M1: 63,429 km (0.086 R)
• M2: 245,789 km (0.031 R)
• M3: 567,275 km (0.092 R)
• M4: 726,148 km (0.067 R)
• M5: 1,151,305 km (0.104 R)
• M6: 1,572,423 km (0.119 R)
• M7: 1,781,860 km (0.12 R)
• M8: 2,547,801 km (0.098 R)
• M9: 2,788,056 km (0.095 R)
• M10: 3,149,783 km (0.087 R)
• M11: 4,125,909 km (0.053 R)
• M12: 4,879,434 km (0.098 R)
• M13: 5,966,262 km (0.104 R)
• M14: 7,347,350 km (0.099 R)
• M15: 10,061,654 km (0.116 R)
• M16: 10,971,957 km (0.064 R)
• M17: 11,160,450 km (0.087 R)
• M18: 11,935,816 km (0.078 R)
• M19: 13,095,050 km (0.08 R)
• M20: 14,856,415 km (0.074 R)
• M21: 17,958,626 km (0.101 R)
• M22: 18,484,911 km (0.117 R)
• M23: 18,751,943 km (0.087 R)
• M24: 20,219,499 km (0.076 R)
• M25: 20,789,018 km (0.077 R)
• M26: 21,663,268 km (0.118 R)
• M27: 23,588,891 km (0.082 R)
• M28: 24,219,895 km (0.099 R)
• M29: 38,736,873 km (0.114 R)
• M30: 42,636,440 km (0.091 R)
• M31: 46,133,889 km (0.077 R)
• M32: 52,974,102 km (0.064 R)
• M33: 54,783,937 km (0.105 R)
• M34: 58,526,277 km (0.104 R)
• M35: 61,245,069 km (0.087 R)
• M36: 62,835,893 km (0.098 R)
• M37: 64,046,888 km (0.118 R)
• M38: 65,067,893 km (0.072 R)
• M39: 70,120,112 km (0.081 R)
• M40: 75,881,426 km (0.113 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 17,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit