🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.89 AU - 1.27 AU

Year: 394 Days

Day: 46.6 Hours

Environment

Temp: 69 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,005,850 km

• M1: 79,436 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.05 AU - 1.23 AU

Year: 428 Days

Day: 39.3 Hours

Environment

Temp: 43 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,005,850 km

• M1: 26,180 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.15 AU - 1.15 AU

Year: 433 Days

Day: 22.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,005,850 km

• M1: 271,371 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.41 AU - 1.65 AU

Year: 665 Days

Day: 37.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 175.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,005,850 km

• M1: 39,643 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.97 AU - 2.37 AU

Year: 1123 Days

Day: 34.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.12 AU - 3.5 AU

Year: 1656 Days

Day: 28.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 89 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.44 AU - 3.34 AU

Year: 1727 Days

Day: 36.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.84 AU - 4.6 AU

Year: 3047 Days

Day: 16.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,005,850 km

• M1: 357,389 km (0.067 R)

Asteroid Belt

Center: 10.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.5

Radius: 7.4

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.95 AU - 18.69 AU

Year: 23172 Days

Day: 16.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,005,850 km

• M1: 143,016 km (0.068 R)
• M2: 423,960 km (0.064 R)
• M3: 742,155 km (0.105 R)
• M4: 1,055,563 km (0.089 R)
• M5: 1,852,919 km (0.033 R)
• M6: 2,092,725 km (0.056 R)
• M7: 3,354,882 km (0.069 R)
• M8: 5,717,780 km (0.102 R)
• M9: 6,099,704 km (0.096 R)
• M10: 7,385,647 km (0.116 R)
• M11: 8,512,867 km (0.085 R)
• M12: 11,399,059 km (0.073 R)
• M13: 14,064,444 km (0.094 R)
• M14: 18,799,964 km (0.086 R)
• M15: 20,662,308 km (0.078 R)
• M16: 22,801,857 km (0.117 R)
• M17: 24,916,872 km (0.049 R)
• M18: 28,788,315 km (0.119 R)
• M19: 30,963,318 km (0.095 R)
• M20: 31,942,287 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.3

Radius: 3.4

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 14.26 AU - 22.26 AU

Year: 27424 Days

Day: 17.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 120.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,005,850 km

• M1: 46,675 km (0.105 R)
• M2: 358,287 km (0.084 R)
• M3: 600,935 km (0.106 R)
• M4: 1,316,760 km (0.044 R)
• M5: 1,750,445 km (0.086 R)
• M6: 2,871,382 km (0.069 R)
• M7: 3,085,157 km (0.091 R)
• M8: 3,815,494 km (0.107 R)
• M9: 4,919,077 km (0.119 R)
• M10: 5,131,955 km (0.078 R)
• M11: 5,707,608 km (0.11 R)
• M12: 7,333,138 km (0.054 R)
• M13: 9,016,114 km (0.118 R)
• M14: 10,991,255 km (0.052 R)
• M15: 14,435,746 km (0.078 R)
• M16: 15,061,514 km (0.087 R)
• M17: 15,705,084 km (0.114 R)
• M18: 19,199,989 km (0.113 R)
• M19: 21,047,822 km (0.081 R)
• M20: 27,485,318 km (0.091 R)
• M21: 29,327,167 km (0.062 R)
• M22: 34,453,437 km (0.119 R)
• M23: 35,343,395 km (0.071 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 19,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit