🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.61 AU - 0.63 AU

Year: 223 Days

Day: 28.6 Hours

Environment

Temp: -12 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.65 AU - 0.95 AU

Year: 327 Days

Day: 43.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.76 AU - 1.22 AU

Year: 450 Days

Day: 39.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606

Radius: 13

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.6 AU - 4.16 AU

Year: 2837 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 19,867,551 km

• M1: 213,327 km (0.079 R)
• M2: 307,573 km (0.111 R)
• M3: 388,655 km (0.104 R)
• M4: 495,767 km (0.12 R)
• M5: 650,003 km (0.047 R)
• M6: 738,714 km (0.056 R)
• M7: 851,361 km (0.088 R)
• M8: 1,160,879 km (0.11 R)
• M9: 1,411,007 km (0.052 R)
• M10: 1,518,568 km (0.095 R)
• M11: 1,679,087 km (0.106 R)
• M12: 2,004,163 km (0.068 R)
• M13: 2,085,245 km (0.053 R)
• M14: 2,278,824 km (0.102 R)
• M15: 2,493,049 km (0.057 R)
• M16: 2,684,235 km (0.092 R)
• M17: 3,096,975 km (0.036 R)
• M18: 3,223,236 km (0.108 R)
• M19: 3,351,291 km (0.057 R)
• M20: 3,497,299 km (0.063 R)
• M21: 3,695,367 km (0.103 R)
• M22: 3,779,141 km (0.025 R)
• M23: 4,120,225 km (0.11 R)
• M24: 4,435,876 km (0.108 R)
• M25: 5,146,915 km (0.101 R)
• M26: 5,448,953 km (0.088 R)
• M27: 5,952,350 km (0.082 R)
• M28: 6,269,647 km (0.089 R)
• M29: 6,390,073 km (0.072 R)
• M30: 6,531,443 km (0.092 R)
• M31: 6,612,824 km (0.075 R)
• M32: 6,941,491 km (0.065 R)
• M33: 7,087,050 km (0.113 R)
• M34: 7,296,636 km (0.086 R)
• M35: 7,423,346 km (0.081 R)
• M36: 7,981,346 km (0.05 R)
• M37: 8,111,945 km (0.106 R)
• M38: 8,265,432 km (0.052 R)
• M39: 8,486,238 km (0.07 R)
• M40: 8,597,390 km (0.113 R)
• M41: 9,069,371 km (0.117 R)
• M42: 9,735,381 km (0.107 R)
• M43: 10,015,577 km (0.066 R)
• M44: 10,345,890 km (0.032 R)
• M45: 10,631,771 km (0.082 R)
• M46: 11,235,997 km (0.107 R)
• M47: 11,554,640 km (0.117 R)
• M48: 12,301,283 km (0.025 R)
• M49: 12,578,937 km (0.098 R)
• M50: 13,269,481 km (0.107 R)
• M51: 13,710,495 km (0.113 R)
• M52: 14,367,978 km (0.119 R)
• M53: 14,928,072 km (0.043 R)
• M54: 15,631,631 km (0.111 R)
• M55: 16,263,084 km (0.113 R)
• M56: 16,456,813 km (0.084 R)
• M57: 17,949,201 km (0.081 R)
• M58: 18,581,402 km (0.105 R)
• M59: 18,958,389 km (0.061 R)
• M60: 19,337,918 km (0.111 R)
• M61: 19,661,050 km (0.099 R)
• M62: 19,749,462 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 12,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit