🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.44 AU - 0.66 AU

Year: 149 Days

Day: 47.6 Hours

Environment

Temp: 188 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.7 AU - 0.94 AU

Year: 271 Days

Day: 17.7 Hours

Environment

Temp: 85 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.9 AU - 1.34 AU

Year: 433 Days

Day: 19.9 Hours

Environment

Temp: -0 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.49 AU - 1.55 AU

Year: 684 Days

Day: 18.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.7 AU - 4.1 AU

Year: 2290 Days

Day: 12.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.36 AU - 3.8 AU

Year: 2474 Days

Day: 37.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.15 AU - 4.09 AU

Year: 2516 Days

Day: 24.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,409,139 km

• M1: 42,486 km (0.11 R)

Asteroid Belt

Center: 9.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.6

Radius: 7.1

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 15.09 AU - 16.85 AU

Year: 23310 Days

Day: 24.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,409,139 km

• M1: 88,263 km (0.084 R)
• M2: 310,266 km (0.111 R)
• M3: 582,085 km (0.059 R)
• M4: 868,864 km (0.091 R)
• M5: 1,102,985 km (0.108 R)
• M6: 1,349,822 km (0.114 R)
• M7: 1,882,240 km (0.081 R)
• M8: 2,500,828 km (0.078 R)
• M9: 4,773,818 km (0.045 R)
• M10: 5,248,192 km (0.045 R)
• M11: 7,181,745 km (0.104 R)
• M12: 8,939,520 km (0.1 R)
• M13: 11,341,912 km (0.119 R)
• M14: 11,661,603 km (0.061 R)
• M15: 14,070,428 km (0.1 R)
• M16: 15,743,530 km (0.039 R)
• M17: 16,792,361 km (0.052 R)
• M18: 19,388,931 km (0.11 R)
• M19: 21,650,103 km (0.099 R)
• M20: 21,944,512 km (0.117 R)
• M21: 23,663,990 km (0.072 R)
• M22: 25,799,499 km (0.112 R)
• M23: 26,130,559 km (0.107 R)
• M24: 29,840,138 km (0.105 R)
• M25: 31,317,117 km (0.037 R)
• M26: 34,018,257 km (0.117 R)
• M27: 34,683,518 km (0.086 R)
• M28: 34,952,047 km (0.117 R)
• M29: 36,453,710 km (0.113 R)
• M30: 44,770,903 km (0.067 R)
• M31: 46,053,555 km (0.12 R)
• M32: 49,877,426 km (0.092 R)
• M33: 52,836,173 km (0.097 R)
• M34: 54,630,150 km (0.094 R)
• M35: 64,212,492 km (0.079 R)
• M36: 68,550,232 km (0.067 R)
• M37: 71,114,639 km (0.079 R)
• M38: 71,548,174 km (0.084 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 18,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit