🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.82 AU - 1.1 AU

Year: 339 Days

Day: 16.4 Hours

Environment

Temp: 127 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,404,777 km

• M1: 590,912 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.12 AU - 1.34 AU

Year: 491 Days

Day: 31.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 51,404,777 km

• M1: 805,136 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.16 AU - 1.88 AU

Year: 674 Days

Day: 18.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.26 AU - 1.8 AU

Year: 681 Days

Day: 42.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.69 AU - 2.61 AU

Year: 1135 Days

Day: 33.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.27 AU - 2.65 AU

Year: 1389 Days

Day: 29 Hours

Environment

Temp: -85 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.88 AU - 3.06 AU

Year: 1397 Days

Day: 45.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,404,777 km

• M1: 955,930 km (0.09 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.11 AU - 5.19 AU

Year: 3609 Days

Day: 35.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.1

Radius: 6.2

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 15.9 AU - 15.9 AU

Year: 22817 Days

Day: 15.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,404,777 km

• M1: 77,193 km (0.076 R)
• M2: 407,953 km (0.087 R)
• M3: 700,716 km (0.074 R)
• M4: 1,987,707 km (0.045 R)
• M5: 2,475,246 km (0.114 R)
• M6: 3,324,962 km (0.105 R)
• M7: 5,137,939 km (0.08 R)
• M8: 7,524,623 km (0.07 R)
• M9: 7,855,235 km (0.104 R)
• M10: 9,491,387 km (0.113 R)
• M11: 11,159,253 km (0.097 R)
• M12: 12,746,337 km (0.074 R)
• M13: 14,695,747 km (0.09 R)
• M14: 18,828,089 km (0.116 R)
• M15: 19,437,551 km (0.085 R)
• M16: 22,295,767 km (0.072 R)
• M17: 27,922,443 km (0.085 R)
• M18: 35,732,947 km (0.076 R)
• M19: 38,861,338 km (0.104 R)
• M20: 46,125,212 km (0.114 R)
• M21: 49,661,856 km (0.091 R)
• M22: 55,653,849 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112.6

Radius: 6.7

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.51 AU - 22.41 AU

Year: 27392 Days

Day: 23.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 143.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,404,777 km

• M1: 83,326 km (0.096 R)
• M2: 607,667 km (0.087 R)
• M3: 856,747 km (0.088 R)
• M4: 1,400,834 km (0.084 R)
• M5: 2,012,839 km (0.078 R)
• M6: 2,438,146 km (0.093 R)
• M7: 3,057,930 km (0.119 R)
• M8: 4,107,060 km (0.049 R)
• M9: 6,010,992 km (0.104 R)
• M10: 8,999,957 km (0.05 R)
• M11: 10,570,137 km (0.094 R)
• M12: 10,893,867 km (0.086 R)
• M13: 11,335,928 km (0.119 R)
• M14: 13,600,092 km (0.045 R)
• M15: 14,242,615 km (0.108 R)
• M16: 15,657,512 km (0.081 R)
• M17: 16,651,440 km (0.1 R)
• M18: 18,764,061 km (0.041 R)
• M19: 25,386,759 km (0.079 R)
• M20: 26,163,321 km (0.1 R)
• M21: 29,005,980 km (0.062 R)
• M22: 31,601,054 km (0.094 R)
• M23: 33,299,289 km (0.051 R)
• M24: 40,438,997 km (0.053 R)
• M25: 50,486,589 km (0.105 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 13,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit