🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.5 AU - 0.54 AU

Year: 135 Days

Day: 19.6 Hours

Environment

Temp: 208 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 51,100,561 km

• M1: 42,935 km (0.102 R)
• M2: 458,966 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.42 AU - 0.62 AU

Year: 135 Days

Day: 14.9 Hours

Environment

Temp: 203 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.61 AU - 0.89 AU

Year: 234 Days

Day: 31.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 51,100,561 km

• M1: 59,390 km (0.104 R)
• M2: 138,378 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.78 AU - 0.86 AU

Year: 267 Days

Day: 30.3 Hours

Environment

Temp: 123 °C

Axial Tilt: 178.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,100,561 km

• M1: 50,115 km (0.041 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.95 AU - 1.53 AU

Year: 497 Days

Day: 26.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.6 AU - 1.86 AU

Year: 819 Days

Day: 26.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.36 AU - 3.82 AU

Year: 1955 Days

Day: 32 Hours

Environment

Temp: -110 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.21 AU - 4.29 AU

Year: 2613 Days

Day: 33.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.1

Radius: 13.3

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.6 AU - 7.68 AU

Year: 7600 Days

Day: 12.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,100,561 km

• M1: 165,605 km (0.104 R)
• M2: 983,606 km (0.098 R)
• M3: 1,408,614 km (0.118 R)
• M4: 2,052,184 km (0.112 R)
• M5: 3,008,264 km (0.074 R)
• M6: 4,294,955 km (0.074 R)
• M7: 5,535,121 km (0.098 R)
• M8: 6,053,478 km (0.119 R)
• M9: 6,639,602 km (0.107 R)
• M10: 7,339,272 km (0.105 R)
• M11: 8,210,230 km (0.067 R)
• M12: 10,110,871 km (0.095 R)
• M13: 11,915,171 km (0.096 R)
• M14: 13,118,387 km (0.025 R)
• M15: 13,808,033 km (0.038 R)
• M16: 14,643,088 km (0.092 R)
• M17: 16,152,680 km (0.084 R)
• M18: 20,683,102 km (0.063 R)
• M19: 21,381,575 km (0.1 R)
• M20: 23,155,506 km (0.118 R)
• M21: 26,994,337 km (0.073 R)
• M22: 27,641,947 km (0.058 R)
• M23: 30,435,687 km (0.081 R)
• M24: 31,952,310 km (0.044 R)
• M25: 35,355,362 km (0.037 R)
• M26: 36,466,575 km (0.072 R)
• M27: 38,408,805 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.5

Radius: 5.6

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 10.87 AU - 17.89 AU

Year: 19625 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,100,561 km

• M1: 69,862 km (0.11 R)
• M2: 442,211 km (0.118 R)
• M3: 801,845 km (0.09 R)
• M4: 1,030,131 km (0.064 R)
• M5: 1,276,070 km (0.038 R)
• M6: 1,517,521 km (0.119 R)
• M7: 2,040,216 km (0.105 R)
• M8: 2,372,024 km (0.072 R)
• M9: 2,571,587 km (0.094 R)
• M10: 2,892,026 km (0.07 R)
• M11: 3,073,488 km (0.098 R)
• M12: 4,908,306 km (0.118 R)
• M13: 5,504,304 km (0.09 R)
• M14: 6,036,723 km (0.09 R)
• M15: 6,296,574 km (0.086 R)
• M16: 10,077,960 km (0.077 R)
• M17: 14,674,205 km (0.107 R)
• M18: 17,648,360 km (0.097 R)
• M19: 21,512,323 km (0.114 R)
• M20: 25,517,657 km (0.102 R)
• M21: 37,894,637 km (0.059 R)
• M22: 38,525,042 km (0.078 R)
• M23: 38,779,209 km (0.077 R)
• M24: 44,238,035 km (0.104 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 12,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit