🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.7 AU - 0.92 AU

Year: 254 Days

Day: 44.7 Hours

Environment

Temp: 146 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 29,130,674 km

• M1: 66,870 km (0.097 R)
• M2: 330,611 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.72 AU - 1.08 AU

Year: 297 Days

Day: 28.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.34 AU - 2.18 AU

Year: 813 Days

Day: 44.2 Hours

Environment

Temp: -29 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.02 AU - 6.2 AU

Year: 4023 Days

Day: 40.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.6

Radius: 8.9

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.14 AU - 9.38 AU

Year: 9029 Days

Day: 12.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 29,130,674 km

• M1: 169,345 km (0.106 R)
• M2: 415,882 km (0.111 R)
• M3: 706,700 km (0.056 R)
• M4: 947,104 km (0.107 R)
• M5: 1,377,796 km (0.113 R)
• M6: 1,950,607 km (0.098 R)
• M7: 2,326,845 km (0.068 R)
• M8: 2,648,182 km (0.035 R)
• M9: 2,725,823 km (0.111 R)
• M10: 3,480,095 km (0.117 R)
• M11: 4,047,071 km (0.116 R)
• M12: 4,227,337 km (0.09 R)
• M13: 4,926,856 km (0.083 R)
• M14: 5,168,158 km (0.085 R)
• M15: 5,762,809 km (0.084 R)
• M16: 6,016,976 km (0.116 R)
• M17: 6,536,380 km (0.103 R)
• M18: 8,609,507 km (0.102 R)
• M19: 8,929,347 km (0.065 R)
• M20: 9,731,192 km (0.112 R)
• M21: 11,149,828 km (0.097 R)
• M22: 12,402,561 km (0.066 R)
• M23: 13,228,790 km (0.115 R)
• M24: 13,800,703 km (0.086 R)
• M25: 14,553,030 km (0.091 R)
• M26: 15,178,350 km (0.1 R)
• M27: 15,564,910 km (0.067 R)
• M28: 15,812,495 km (0.114 R)
• M29: 15,954,613 km (0.066 R)
• M30: 17,070,164 km (0.11 R)
• M31: 17,545,437 km (0.037 R)
• M32: 18,210,848 km (0.063 R)
• M33: 19,337,918 km (0.068 R)
• M34: 19,986,724 km (0.119 R)
• M35: 20,178,808 km (0.09 R)
• M36: 20,487,578 km (0.1 R)
• M37: 21,856,698 km (0.116 R)
• M38: 22,292,925 km (0.085 R)
• M39: 22,452,396 km (0.103 R)
• M40: 22,732,294 km (0.07 R)
• M41: 23,700,491 km (0.07 R)
• M42: 23,944,635 km (0.117 R)
• M43: 24,558,734 km (0.092 R)
• M44: 25,178,070 km (0.094 R)
• M45: 26,305,589 km (0.036 R)
• M46: 26,431,999 km (0.051 R)
• M47: 26,516,223 km (0.082 R)
• M48: 26,854,463 km (0.104 R)
• M49: 28,437,059 km (0.072 R)
• M50: 28,653,228 km (0.12 R)
• M51: 29,130,745 km (0.093 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 19,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit