🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.39 AU - 0.61 AU

Year: 125 Days

Day: 29.8 Hours

Environment

Temp: 216 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 82,883,664 km

• M1: 91,105 km (0.101 R)
• M2: 109,506 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.46 AU - 0.58 AU

Year: 132 Days

Day: 35.8 Hours

Environment

Temp: 235 °C

Axial Tilt: 177.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.49 AU - 0.81 AU

Year: 185 Days

Day: 12.7 Hours

Environment

Temp: 224 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,883,664 km

• M1: 399,426 km (0.027 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.03 AU - 1.33 AU

Year: 453 Days

Day: 43.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 82,883,664 km

• M1: 17,353 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.72 AU - 4.06 AU

Year: 2709 Days

Day: 19.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.23 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.5

Radius: 12.3

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 10.02 AU - 15.12 AU

Year: 15736 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 102.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,883,664 km

• M1: 154,086 km (0.087 R)
• M2: 855,849 km (0.077 R)
• M3: 1,464,414 km (0.095 R)
• M4: 3,031,750 km (0.112 R)
• M5: 3,565,516 km (0.071 R)
• M6: 3,955,816 km (0.036 R)
• M7: 6,003,662 km (0.109 R)
• M8: 6,724,275 km (0.109 R)
• M9: 7,412,425 km (0.069 R)
• M10: 8,194,523 km (0.088 R)
• M11: 8,879,232 km (0.058 R)
• M12: 9,869,121 km (0.054 R)
• M13: 11,047,354 km (0.12 R)
• M14: 23,183,780 km (0.099 R)
• M15: 25,360,130 km (0.083 R)
• M16: 31,627,084 km (0.088 R)
• M17: 32,944,892 km (0.05 R)
• M18: 36,464,481 km (0.108 R)
• M19: 37,647,052 km (0.119 R)
• M20: 38,180,817 km (0.056 R)
• M21: 48,357,960 km (0.119 R)
• M22: 50,751,826 km (0.067 R)
• M23: 56,468,409 km (0.117 R)
• M24: 58,228,278 km (0.108 R)
• M25: 60,024,201 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.9

Radius: 6.3

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 15.97 AU - 21.05 AU

Year: 28120 Days

Day: 19.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,883,664 km

• M1: 78,688 km (0.085 R)
• M2: 845,228 km (0.081 R)
• M3: 1,180,626 km (0.091 R)
• M4: 1,533,677 km (0.082 R)
• M5: 1,781,711 km (0.045 R)
• M6: 2,077,017 km (0.058 R)
• M7: 2,474,199 km (0.119 R)
• M8: 2,947,228 km (0.073 R)
• M9: 3,219,346 km (0.103 R)
• M10: 3,659,164 km (0.082 R)
• M11: 4,039,143 km (0.113 R)
• M12: 5,619,943 km (0.061 R)
• M13: 5,869,323 km (0.053 R)
• M14: 6,390,223 km (0.114 R)
• M15: 10,000,318 km (0.072 R)
• M16: 10,616,512 km (0.086 R)
• M17: 15,413,368 km (0.088 R)
• M18: 17,433,089 km (0.107 R)
• M19: 22,923,929 km (0.06 R)
• M20: 25,885,967 km (0.108 R)
• M21: 28,602,514 km (0.099 R)
• M22: 29,840,736 km (0.064 R)
• M23: 30,219,069 km (0.082 R)
• M24: 31,243,515 km (0.089 R)
• M25: 31,633,667 km (0.078 R)
• M26: 31,895,463 km (0.094 R)
• M27: 33,769,326 km (0.117 R)
• M28: 34,455,830 km (0.084 R)
• M29: 36,860,018 km (0.117 R)
• M30: 39,525,104 km (0.072 R)
• M31: 40,441,241 km (0.101 R)
• M32: 41,371,441 km (0.084 R)
• M33: 49,861,868 km (0.112 R)
• M34: 53,485,577 km (0.077 R)
• M35: 56,893,417 km (0.074 R)
• M36: 59,442,864 km (0.084 R)
• M37: 66,254,653 km (0.113 R)
• M38: 67,763,497 km (0.088 R)
• M39: 69,958,397 km (0.06 R)
• M40: 77,775,783 km (0.11 R)
• M41: 78,014,093 km (0.072 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 13,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit