🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.23 AU - 1.59 AU

Year: 634 Days

Day: 38.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.75 AU - 2.15 AU

Year: 1031 Days

Day: 42.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.77 AU - 3.99 AU

Year: 2895 Days

Day: 37.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 90.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.9

Radius: 8.1

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.24 AU - 6.36 AU

Year: 5290 Days

Day: 9.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 18,936,230 km

• M1: 101,278 km (0.104 R)
• M2: 311,313 km (0.094 R)
• M3: 479,910 km (0.116 R)
• M4: 551,119 km (0.08 R)
• M5: 835,355 km (0.109 R)
• M6: 1,066,334 km (0.102 R)
• M7: 1,151,455 km (0.047 R)
• M8: 1,227,899 km (0.066 R)
• M9: 1,306,139 km (0.076 R)
• M10: 1,397,693 km (0.07 R)
• M11: 1,587,383 km (0.105 R)
• M12: 1,772,884 km (0.033 R)
• M13: 2,178,295 km (0.052 R)
• M14: 2,246,511 km (0.11 R)
• M15: 2,569,044 km (0.11 R)
• M16: 2,787,457 km (0.103 R)
• M17: 2,996,745 km (0.089 R)
• M18: 3,087,999 km (0.112 R)
• M19: 3,622,812 km (0.116 R)
• M20: 4,759,007 km (0.036 R)
• M21: 4,919,526 km (0.025 R)
• M22: 5,027,536 km (0.104 R)
• M23: 5,118,192 km (0.098 R)
• M24: 5,393,302 km (0.117 R)
• M25: 5,748,747 km (0.102 R)
• M26: 6,150,417 km (0.107 R)
• M27: 6,364,492 km (0.104 R)
• M28: 6,482,375 km (0.082 R)
• M29: 7,183,989 km (0.11 R)
• M30: 8,506,883 km (0.094 R)
• M31: 8,767,333 km (0.087 R)
• M32: 8,854,698 km (0.096 R)
• M33: 10,592,726 km (0.11 R)
• M34: 10,732,600 km (0.076 R)
• M35: 10,966,870 km (0.062 R)
• M36: 11,037,480 km (0.056 R)
• M37: 12,163,803 km (0.096 R)
• M38: 12,236,956 km (0.083 R)
• M39: 12,629,501 km (0.061 R)
• M40: 12,753,069 km (0.106 R)
• M41: 12,976,419 km (0.093 R)
• M42: 13,276,213 km (0.118 R)
• M43: 14,679,441 km (0.114 R)
• M44: 15,490,860 km (0.09 R)
• M45: 15,596,775 km (0.118 R)
• M46: 15,782,426 km (0.113 R)
• M47: 16,343,867 km (0.056 R)
• M48: 16,559,437 km (0.096 R)
• M49: 16,776,055 km (0.067 R)
• M50: 17,294,112 km (0.112 R)
• M51: 17,872,906 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 17,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit