🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.43 AU - 0.67 AU

Year: 151 Days

Day: 32.5 Hours

Environment

Temp: 153 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.76 AU - 0.88 AU

Year: 275 Days

Day: 39.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 127.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.14 AU - 1.36 AU

Year: 518 Days

Day: 38.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.19 AU - 1.55 AU

Year: 595 Days

Day: 35.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.05 AU - 3.23 AU

Year: 1591 Days

Day: 40.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,793,911 km

• M1: 44,730 km (0.065 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.38 AU - 5.38 AU

Year: 3400 Days

Day: 30.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.4

Radius: 12.2

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.08 AU - 6.86 AU

Year: 6103 Days

Day: 8.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 108,793,911 km

• M1: 151,692 km (0.1 R)
• M2: 802,144 km (0.116 R)
• M3: 1,209,200 km (0.048 R)
• M4: 1,864,737 km (0.109 R)
• M5: 3,026,215 km (0.076 R)
• M6: 3,621,465 km (0.117 R)
• M7: 4,005,782 km (0.092 R)
• M8: 6,421,638 km (0.045 R)
• M9: 7,266,417 km (0.096 R)
• M10: 7,882,013 km (0.099 R)
• M11: 8,337,389 km (0.111 R)
• M12: 8,850,509 km (0.059 R)
• M13: 9,342,836 km (0.056 R)
• M14: 10,517,628 km (0.067 R)
• M15: 11,070,242 km (0.081 R)
• M16: 11,545,664 km (0.05 R)
• M17: 12,588,362 km (0.07 R)
• M18: 15,973,761 km (0.093 R)
• M19: 17,204,503 km (0.098 R)
• M20: 17,972,838 km (0.073 R)
• M21: 18,630,320 km (0.074 R)
• M22: 19,577,724 km (0.116 R)
• M23: 20,273,952 km (0.098 R)
• M24: 20,986,636 km (0.083 R)
• M25: 21,642,174 km (0.072 R)
• M26: 23,691,216 km (0.051 R)
• M27: 25,127,206 km (0.102 R)
• M28: 26,960,079 km (0.083 R)
• M29: 31,171,559 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.9

Radius: 7.1

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 17.98 AU - 21.28 AU

Year: 32254 Days

Day: 15.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 108,793,911 km

• M1: 88,412 km (0.083 R)
• M2: 316,250 km (0.112 R)
• M3: 680,970 km (0.114 R)
• M4: 919,429 km (0.119 R)
• M5: 1,214,585 km (0.087 R)
• M6: 1,553,723 km (0.105 R)
• M7: 2,021,067 km (0.045 R)
• M8: 2,373,819 km (0.027 R)
• M9: 2,936,157 km (0.119 R)
• M10: 3,959,407 km (0.098 R)
• M11: 4,211,778 km (0.111 R)
• M12: 4,951,690 km (0.102 R)
• M13: 5,505,800 km (0.114 R)
• M14: 5,959,530 km (0.115 R)
• M15: 6,586,345 km (0.042 R)
• M16: 6,890,029 km (0.083 R)
• M17: 7,580,423 km (0.118 R)
• M18: 7,857,927 km (0.109 R)
• M19: 8,433,131 km (0.116 R)
• M20: 9,222,559 km (0.11 R)
• M21: 9,797,314 km (0.077 R)
• M22: 10,126,729 km (0.098 R)
• M23: 11,374,375 km (0.096 R)
• M24: 12,643,862 km (0.115 R)
• M25: 14,171,556 km (0.112 R)
• M26: 14,936,450 km (0.098 R)
• M27: 17,300,844 km (0.096 R)
• M28: 18,974,994 km (0.091 R)
• M29: 24,400,161 km (0.092 R)
• M30: 31,057,416 km (0.103 R)
• M31: 35,644,086 km (0.076 R)
• M32: 36,581,018 km (0.073 R)
• M33: 49,330,347 km (0.087 R)
• M34: 49,716,010 km (0.075 R)
• M35: 74,168,081 km (0.113 R)
• M36: 76,980,970 km (0.103 R)
• M37: 82,275,987 km (0.025 R)
• M38: 101,776,069 km (0.099 R)
• M39: 105,565,233 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 15,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit