🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.6 AU - 0.7 AU

Year: 198 Days

Day: 26.1 Hours

Environment

Temp: 175 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.77 AU - 0.79 AU

Year: 261 Days

Day: 32.9 Hours

Environment

Temp: 119 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,742,973 km

• M1: 179,517 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.71 AU - 1.07 AU

Year: 318 Days

Day: 17.5 Hours

Environment

Temp: 36 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,742,973 km

• M1: 25,731 km (0.113 R)

Asteroid Belt

Center: 1.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.37 AU - 1.61 AU

Year: 689 Days

Day: 32.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.8

Radius: 7

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 10.95 AU - 12.63 AU

Year: 15333 Days

Day: 19.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,742,973 km

• M1: 87,365 km (0.096 R)
• M2: 412,142 km (0.09 R)
• M3: 1,114,803 km (0.049 R)
• M4: 1,853,368 km (0.069 R)
• M5: 3,442,696 km (0.082 R)
• M6: 3,910,339 km (0.048 R)
• M7: 4,449,041 km (0.041 R)
• M8: 6,906,784 km (0.099 R)
• M9: 8,722,753 km (0.115 R)
• M10: 8,958,220 km (0.115 R)
• M11: 18,784,705 km (0.106 R)
• M12: 20,062,870 km (0.1 R)
• M13: 24,709,978 km (0.077 R)
• M14: 25,468,589 km (0.11 R)
• M15: 27,634,467 km (0.097 R)
• M16: 28,348,647 km (0.115 R)
• M17: 29,495,614 km (0.064 R)
• M18: 29,920,322 km (0.039 R)
• M19: 34,511,182 km (0.025 R)
• M20: 38,153,291 km (0.086 R)
• M21: 43,533,728 km (0.114 R)
• M22: 44,778,981 km (0.047 R)
• M23: 45,058,879 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.3

Radius: 3.7

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 13.49 AU - 16.19 AU

Year: 21652 Days

Day: 15.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,742,973 km

• M1: 46,226 km (0.08 R)
• M2: 350,508 km (0.101 R)
• M3: 666,608 km (0.066 R)
• M4: 1,387,819 km (0.12 R)
• M5: 2,364,694 km (0.095 R)
• M6: 4,758,259 km (0.08 R)
• M7: 6,446,322 km (0.114 R)
• M8: 9,843,091 km (0.078 R)
• M9: 10,252,690 km (0.118 R)
• M10: 15,060,018 km (0.104 R)
• M11: 16,230,322 km (0.082 R)
• M12: 26,164,668 km (0.108 R)
• M13: 27,547,700 km (0.044 R)
• M14: 28,257,093 km (0.105 R)
• M15: 48,853,728 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 19,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit