🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.63 AU - 0.73 AU

Year: 204 Days

Day: 31.3 Hours

Environment

Temp: 179 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.89 AU - 1.17 AU

Year: 380 Days

Day: 38.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 96,323,291 km

• M1: 538,253 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.1 AU - 1.16 AU

Year: 437 Days

Day: 21.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 41.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.96 AU - 1.46 AU

Year: 484 Days

Day: 34.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 96,323,291 km

• M1: 15,409 km (0.062 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.63 AU - 2.51 AU

Year: 1082 Days

Day: 22.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.3

Radius: 10.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.85 AU - 5.29 AU

Year: 4149 Days

Day: 14.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 96,323,291 km

• M1: 135,536 km (0.114 R)
• M2: 520,301 km (0.09 R)
• M3: 901,626 km (0.111 R)
• M4: 1,541,606 km (0.069 R)
• M5: 2,113,220 km (0.087 R)
• M6: 2,821,865 km (0.109 R)
• M7: 3,269,611 km (0.081 R)
• M8: 4,085,368 km (0.11 R)
• M9: 4,565,278 km (0.114 R)
• M10: 5,108,169 km (0.085 R)
• M11: 5,832,821 km (0.092 R)
• M12: 7,387,442 km (0.05 R)
• M13: 9,988,500 km (0.1 R)
• M14: 12,857,488 km (0.034 R)
• M15: 19,905,642 km (0.103 R)
• M16: 25,058,092 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.1

Radius: 14.8

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.15 AU - 9.77 AU

Year: 10575 Days

Day: 9 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 96,323,291 km

• M1: 184,005 km (0.066 R)
• M2: 1,012,628 km (0.116 R)
• M3: 1,539,063 km (0.104 R)
• M4: 2,019,870 km (0.108 R)
• M5: 3,346,504 km (0.064 R)
• M6: 4,868,064 km (0.084 R)
• M7: 5,606,330 km (0.1 R)
• M8: 6,418,497 km (0.09 R)
• M9: 9,686,313 km (0.054 R)
• M10: 10,313,726 km (0.074 R)
• M11: 12,061,328 km (0.072 R)
• M12: 13,099,687 km (0.115 R)
• M13: 14,870,627 km (0.092 R)
• M14: 15,920,804 km (0.115 R)
• M15: 16,500,944 km (0.095 R)
• M16: 22,738,278 km (0.084 R)
• M17: 24,801,681 km (0.112 R)
• M18: 30,280,853 km (0.101 R)
• M19: 30,836,160 km (0.093 R)
• M20: 32,658,861 km (0.085 R)
• M21: 35,158,940 km (0.067 R)
• M22: 35,896,009 km (0.089 R)
• M23: 38,298,551 km (0.087 R)
• M24: 44,842,710 km (0.097 R)
• M25: 46,588,068 km (0.09 R)
• M26: 49,290,554 km (0.066 R)
• M27: 52,573,778 km (0.111 R)
• M28: 53,215,254 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.7

Radius: 5.9

Gravity: 16.28 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 17.73 AU - 21.29 AU

Year: 31320 Days

Day: 21.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 96,323,291 km

• M1: 73,453 km (0.088 R)
• M2: 354,846 km (0.077 R)
• M3: 571,763 km (0.088 R)
• M4: 3,081,716 km (0.084 R)
• M5: 4,094,943 km (0.066 R)
• M6: 5,871,118 km (0.101 R)
• M7: 6,279,670 km (0.093 R)
• M8: 6,952,711 km (0.098 R)
• M9: 9,259,809 km (0.03 R)
• M10: 9,939,283 km (0.095 R)
• M11: 10,453,899 km (0.095 R)
• M12: 13,297,007 km (0.096 R)
• M13: 13,685,064 km (0.12 R)
• M14: 15,145,288 km (0.095 R)
• M15: 18,755,983 km (0.092 R)
• M16: 19,244,120 km (0.119 R)
• M17: 24,601,669 km (0.066 R)
• M18: 24,951,578 km (0.102 R)
• M19: 25,423,111 km (0.1 R)
• M20: 28,634,678 km (0.103 R)
• M21: 36,148,381 km (0.03 R)
• M22: 37,979,758 km (0.081 R)
• M23: 40,678,803 km (0.029 R)
• M24: 41,496,355 km (0.108 R)
• M25: 44,530,200 km (0.117 R)
• M26: 47,708,706 km (0.108 R)
• M27: 48,435,153 km (0.071 R)
• M28: 54,119,274 km (0.093 R)
• M29: 54,513,165 km (0.119 R)
• M30: 55,306,931 km (0.106 R)
• M31: 57,940,003 km (0.116 R)
• M32: 69,076,667 km (0.076 R)
• M33: 73,324,200 km (0.064 R)
• M34: 76,994,284 km (0.088 R)
• M35: 80,272,422 km (0.11 R)
• M36: 83,379,869 km (0.069 R)
• M37: 85,495,482 km (0.071 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 13,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit