🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.94 AU - 1.18 AU

Year: 384 Days

Day: 26.8 Hours

Environment

Temp: 96 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,997,911 km

• M1: 156,180 km (0.084 R)
• M2: 743,801 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.34 AU - 1.5 AU

Year: 595 Days

Day: 20.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.71 AU - 1.81 AU

Year: 821 Days

Day: 34 Hours

Environment

Temp: -46 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,997,911 km

• M1: 1,159,084 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.83 AU - 2.45 AU

Year: 1100 Days

Day: 19.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,997,911 km

• M1: 75,697 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.43 AU - 3.67 AU

Year: 1872 Days

Day: 12.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,997,911 km

• M1: 345,421 km (0.103 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.07 AU - 3.55 AU

Year: 2117 Days

Day: 41.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.26 AU - 3.62 AU

Year: 2242 Days

Day: 16 Hours

Environment

Temp: -104 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.4

Radius: 4.4

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.2 AU - 14.1 AU

Year: 17725 Days

Day: 19.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,997,911 km

• M1: 54,902 km (0.119 R)
• M2: 920,924 km (0.108 R)
• M3: 1,646,025 km (0.058 R)
• M4: 2,604,649 km (0.056 R)
• M5: 4,002,341 km (0.103 R)
• M6: 4,981,011 km (0.083 R)
• M7: 8,237,607 km (0.12 R)
• M8: 13,561,795 km (0.054 R)
• M9: 15,845,706 km (0.106 R)
• M10: 22,169,357 km (0.093 R)
• M11: 22,390,313 km (0.067 R)
• M12: 26,045,588 km (0.081 R)
• M13: 28,924,748 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.8

Radius: 8

Gravity: 14.12 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 10.99 AU - 16.31 AU

Year: 17725 Days

Day: 24.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,997,911 km

• M1: 112,946 km (0.094 R)
• M2: 420,370 km (0.117 R)
• M3: 821,891 km (0.071 R)
• M4: 1,359,695 km (0.116 R)
• M5: 1,824,047 km (0.058 R)
• M6: 2,175,751 km (0.084 R)
• M7: 2,863,004 km (0.117 R)
• M8: 3,121,958 km (0.08 R)
• M9: 3,539,785 km (0.06 R)
• M10: 3,931,731 km (0.087 R)
• M11: 4,219,857 km (0.091 R)
• M12: 5,556,065 km (0.068 R)
• M13: 10,911,968 km (0.052 R)
• M14: 12,141,064 km (0.076 R)
• M15: 14,415,550 km (0.105 R)
• M16: 15,415,911 km (0.12 R)
• M17: 17,553,964 km (0.115 R)
• M18: 18,783,509 km (0.036 R)
• M19: 19,419,449 km (0.064 R)
• M20: 20,638,223 km (0.082 R)
• M21: 21,907,411 km (0.097 R)
• M22: 24,600,323 km (0.094 R)
• M23: 26,702,322 km (0.095 R)
• M24: 30,014,270 km (0.113 R)
• M25: 32,282,173 km (0.084 R)
• M26: 33,194,122 km (0.091 R)
• M27: 33,722,950 km (0.102 R)
• M28: 38,737,920 km (0.045 R)
• M29: 50,562,884 km (0.057 R)
• M30: 52,861,754 km (0.064 R)
• M31: 57,287,158 km (0.096 R)
• M32: 59,201,712 km (0.11 R)
• M33: 61,953,265 km (0.095 R)
• M34: 73,365,489 km (0.09 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 19,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit