🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.54 AU - 0.74 AU

Year: 191 Days

Day: 29.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,028,124 km

• M1: 51,162 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.9 AU - 1.3 AU

Year: 430 Days

Day: 27.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.12 AU - 1.38 AU

Year: 521 Days

Day: 25.9 Hours

Environment

Temp: -12 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,028,124 km

• M1: 452,833 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.61 AU - 1.61 AU

Year: 762 Days

Day: 25.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 148.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,028,124 km

• M1: 518,955 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.77 AU - 2.09 AU

Year: 1000 Days

Day: 26 Hours

Environment

Temp: -71 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.49 AU - 2.77 AU

Year: 1590 Days

Day: 34.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.32 AU - 3.5 AU

Year: 2347 Days

Day: 27.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.88 AU - 4.86 AU

Year: 3405 Days

Day: 20.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 10

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.47 AU - 11.41 AU

Year: 10812 Days

Day: 5.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,028,124 km

• M1: 124,316 km (0.077 R)
• M2: 460,462 km (0.087 R)
• M3: 956,080 km (0.12 R)
• M4: 1,294,770 km (0.099 R)
• M5: 1,917,246 km (0.095 R)
• M6: 2,391,172 km (0.088 R)
• M7: 2,855,375 km (0.077 R)
• M8: 3,166,837 km (0.097 R)
• M9: 4,326,370 km (0.111 R)
• M10: 5,610,668 km (0.099 R)
• M11: 5,923,776 km (0.082 R)
• M12: 6,509,452 km (0.079 R)
• M13: 9,585,035 km (0.054 R)
• M14: 10,920,046 km (0.028 R)
• M15: 14,082,096 km (0.114 R)
• M16: 15,125,242 km (0.105 R)
• M17: 15,802,921 km (0.098 R)
• M18: 16,571,555 km (0.096 R)
• M19: 16,929,093 km (0.099 R)
• M20: 17,659,729 km (0.117 R)
• M21: 18,335,014 km (0.103 R)
• M22: 19,578,023 km (0.105 R)
• M23: 24,097,075 km (0.086 R)
• M24: 26,258,166 km (0.111 R)
• M25: 30,854,262 km (0.119 R)
• M26: 34,430,997 km (0.107 R)
• M27: 38,275,064 km (0.096 R)
• M28: 39,915,255 km (0.1 R)
• M29: 40,429,273 km (0.105 R)
• M30: 47,231,937 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.1

Radius: 6.5

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 16.74 AU - 20.5 AU

Year: 29952 Days

Day: 22.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,028,124 km

• M1: 80,783 km (0.075 R)
• M2: 312,211 km (0.113 R)
• M3: 683,513 km (0.115 R)
• M4: 1,282,054 km (0.07 R)
• M5: 4,326,520 km (0.084 R)
• M6: 4,796,557 km (0.072 R)
• M7: 6,540,120 km (0.116 R)
• M8: 6,933,712 km (0.086 R)
• M9: 13,941,325 km (0.071 R)
• M10: 14,156,297 km (0.061 R)
• M11: 15,570,296 km (0.092 R)
• M12: 15,879,515 km (0.094 R)
• M13: 20,099,072 km (0.087 R)
• M14: 23,259,477 km (0.045 R)
• M15: 24,590,599 km (0.106 R)
• M16: 26,957,387 km (0.047 R)
• M17: 27,515,836 km (0.082 R)
• M18: 28,771,261 km (0.099 R)
• M19: 32,766,422 km (0.118 R)
• M20: 36,978,948 km (0.042 R)
• M21: 42,133,941 km (0.088 R)
• M22: 48,729,562 km (0.071 R)
• M23: 62,937,769 km (0.09 R)
• M24: 65,713,408 km (0.083 R)
• M25: 68,984,216 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 17,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit