🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.44 AU - 0.7 AU

Year: 188 Days

Day: 44.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 15,733,825 km

• M1: 55,351 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.78 AU - 1.18 AU

Year: 424 Days

Day: 12.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 15,733,825 km

• M1: 19,597 km (0.063 R)
• M2: 59,390 km (0.07 R)

Asteroid Belt

Center: 1.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.66 AU - 2.62 AU

Year: 1367 Days

Day: 22.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 15,733,825 km

• M1: 343,178 km (0.12 R)
• M2: 777,311 km (0.103 R)

Asteroid Belt

Center: 2.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.4

Radius: 10.2

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.52 AU - 3.42 AU

Year: 2234 Days

Day: 12.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 15,733,825 km

• M1: 128,654 km (0.12 R)
• M2: 579,692 km (0.101 R)
• M3: 1,013,077 km (0.116 R)
• M4: 1,483,263 km (0.063 R)
• M5: 2,000,423 km (0.12 R)
• M6: 2,440,839 km (0.088 R)
• M7: 3,182,396 km (0.118 R)
• M8: 6,319,164 km (0.087 R)
• M9: 7,505,026 km (0.095 R)
• M10: 8,012,612 km (0.104 R)
• M11: 8,931,442 km (0.065 R)
• M12: 10,789,896 km (0.074 R)
• M13: 11,829,751 km (0.113 R)
• M14: 13,019,802 km (0.086 R)
• M15: 13,404,717 km (0.102 R)
• M16: 15,068,395 km (0.068 R)
• M17: 15,397,959 km (0.1 R)
• M18: 17,017,057 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 9.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.45 AU - 3.77 AU

Year: 2394 Days

Day: 12.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 15,733,825 km

• M1: 120,576 km (0.039 R)
• M2: 424,559 km (0.081 R)
• M3: 739,761 km (0.109 R)
• M4: 1,487,302 km (0.074 R)
• M5: 1,890,917 km (0.087 R)
• M6: 2,484,821 km (0.072 R)
• M7: 2,996,894 km (0.118 R)
• M8: 3,510,015 km (0.068 R)
• M9: 4,118,429 km (0.117 R)
• M10: 4,428,247 km (0.089 R)
• M11: 5,183,117 km (0.095 R)
• M12: 5,545,144 km (0.116 R)
• M13: 6,070,532 km (0.115 R)
• M14: 8,025,028 km (0.115 R)
• M15: 9,374,700 km (0.119 R)
• M16: 9,947,959 km (0.099 R)
• M17: 11,616,873 km (0.111 R)
• M18: 12,477,809 km (0.085 R)
• M19: 12,801,090 km (0.079 R)
• M20: 13,213,232 km (0.072 R)
• M21: 14,636,506 km (0.116 R)
• M22: 15,132,722 km (0.102 R)
• M23: 15,500,733 km (0.086 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 16,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit