🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.81 AU - 2.97 AU

Year: 1343 Days

Day: 44 Hours

Environment

Temp: -92 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.4

Radius: 8.1

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.67 AU - 6.43 AU

Year: 5408 Days

Day: 10.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,472,521 km

• M1: 100,829 km (0.102 R)
• M2: 510,727 km (0.041 R)
• M3: 923,468 km (0.099 R)
• M4: 1,432,549 km (0.105 R)
• M5: 2,077,316 km (0.105 R)
• M6: 2,488,561 km (0.077 R)
• M7: 2,754,246 km (0.083 R)
• M8: 3,179,553 km (0.078 R)
• M9: 3,971,674 km (0.096 R)
• M10: 4,270,421 km (0.107 R)
• M11: 4,985,798 km (0.095 R)
• M12: 5,832,522 km (0.096 R)
• M13: 6,219,531 km (0.034 R)
• M14: 7,324,910 km (0.115 R)
• M15: 10,552,335 km (0.113 R)
• M16: 11,085,801 km (0.113 R)
• M17: 11,810,303 km (0.083 R)
• M18: 12,251,018 km (0.117 R)
• M19: 13,212,334 km (0.114 R)
• M20: 14,026,446 km (0.115 R)
• M21: 17,280,948 km (0.03 R)
• M22: 20,122,559 km (0.096 R)
• M23: 21,070,860 km (0.072 R)
• M24: 21,458,319 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.9

Radius: 13.3

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.49 AU - 7.49 AU

Year: 6717 Days

Day: 5.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,472,521 km

• M1: 165,455 km (0.103 R)
• M2: 844,779 km (0.059 R)
• M3: 1,280,109 km (0.105 R)
• M4: 1,723,218 km (0.11 R)
• M5: 2,416,454 km (0.04 R)
• M6: 3,812,053 km (0.105 R)
• M7: 4,289,121 km (0.104 R)
• M8: 5,481,565 km (0.119 R)
• M9: 8,554,006 km (0.04 R)
• M10: 11,422,695 km (0.068 R)
• M11: 15,172,366 km (0.108 R)
• M12: 19,119,206 km (0.113 R)
• M13: 20,168,037 km (0.108 R)
• M14: 20,888,351 km (0.117 R)
• M15: 21,700,518 km (0.026 R)
• M16: 22,380,440 km (0.113 R)
• M17: 22,841,650 km (0.079 R)
• M18: 23,703,783 km (0.101 R)
• M19: 27,022,163 km (0.05 R)
• M20: 29,338,237 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.6

Radius: 5.1

Gravity: 29.55 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.22 AU - 18.06 AU

Year: 22479 Days

Day: 18.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,472,521 km

• M1: 63,429 km (0.111 R)
• M2: 302,786 km (0.071 R)
• M3: 832,063 km (0.114 R)
• M4: 1,116,150 km (0.093 R)
• M5: 2,300,965 km (0.117 R)
• M6: 2,558,872 km (0.065 R)
• M7: 3,217,252 km (0.113 R)
• M8: 8,376,733 km (0.107 R)
• M9: 12,422,458 km (0.095 R)
• M10: 13,889,265 km (0.102 R)
• M11: 15,223,977 km (0.105 R)
• M12: 19,833,536 km (0.049 R)
• M13: 20,715,715 km (0.069 R)
• M14: 23,410,870 km (0.118 R)
• M15: 25,407,852 km (0.068 R)
• M16: 45,117,970 km (0.104 R)
• M17: 46,811,567 km (0.099 R)
• M18: 49,787,069 km (0.103 R)
• M19: 51,961,923 km (0.029 R)
• M20: 52,515,285 km (0.065 R)
• M21: 56,305,497 km (0.089 R)
• M22: 57,477,297 km (0.114 R)
• M23: 64,850,527 km (0.089 R)
• M24: 65,921,947 km (0.072 R)
• M25: 81,935,352 km (0.078 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 14,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit