🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.68 AU - 1.02 AU

Year: 283 Days

Day: 23.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 104,198,509 km

• M1: 520,002 km (0.08 R)
• M2: 717,920 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.19 AU - 1.39 AU

Year: 530 Days

Day: 13.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.59 AU - 2.55 AU

Year: 1077 Days

Day: 39.7 Hours

Environment

Temp: -71 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,198,509 km

• M1: 130,599 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.25 AU - 2.87 AU

Year: 1481 Days

Day: 44.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.3 AU - 3.44 AU

Year: 1758 Days

Day: 42.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 14.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.69 AU - 8.97 AU

Year: 7177 Days

Day: 5.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,198,509 km

• M1: 184,753 km (0.059 R)
• M2: 658,829 km (0.04 R)
• M3: 1,459,626 km (0.09 R)
• M4: 1,957,638 km (0.112 R)
• M5: 2,944,834 km (0.108 R)
• M6: 3,588,255 km (0.077 R)
• M7: 4,406,256 km (0.111 R)
• M8: 5,068,675 km (0.072 R)
• M9: 6,415,205 km (0.11 R)
• M10: 12,549,616 km (0.076 R)
• M11: 14,372,316 km (0.043 R)
• M12: 14,933,159 km (0.06 R)
• M13: 16,500,496 km (0.093 R)
• M14: 20,114,481 km (0.108 R)
• M15: 22,023,948 km (0.09 R)
• M16: 24,932,280 km (0.086 R)
• M17: 28,088,047 km (0.104 R)
• M18: 28,769,466 km (0.114 R)
• M19: 31,293,331 km (0.083 R)
• M20: 35,294,626 km (0.107 R)
• M21: 40,729,666 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.3

Radius: 6.8

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 14.49 AU - 15.35 AU

Year: 20842 Days

Day: 18.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,198,509 km

• M1: 89,160 km (0.119 R)
• M2: 354,547 km (0.053 R)
• M3: 699,968 km (0.086 R)
• M4: 1,559,408 km (0.113 R)
• M5: 5,807,838 km (0.095 R)
• M6: 6,778,579 km (0.087 R)
• M7: 8,001,392 km (0.103 R)
• M8: 8,354,293 km (0.117 R)
• M9: 9,200,119 km (0.075 R)
• M10: 12,343,171 km (0.046 R)
• M11: 20,641,813 km (0.065 R)
• M12: 22,180,577 km (0.06 R)
• M13: 22,576,862 km (0.105 R)
• M14: 24,629,793 km (0.119 R)
• M15: 25,701,363 km (0.025 R)
• M16: 34,088,568 km (0.048 R)
• M17: 36,644,597 km (0.075 R)
• M18: 37,477,558 km (0.09 R)
• M19: 38,181,416 km (0.116 R)
• M20: 40,198,743 km (0.117 R)
• M21: 48,979,839 km (0.09 R)
• M22: 61,842,413 km (0.07 R)
• M23: 63,618,140 km (0.109 R)
• M24: 69,148,773 km (0.034 R)
• M25: 69,994,450 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.5

Radius: 4.7

Gravity: 30.22 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 19.61 AU - 20.49 AU

Year: 32468 Days

Day: 23.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 104,198,509 km

• M1: 60,438 km (0.085 R)
• M2: 229,483 km (0.11 R)
• M3: 431,440 km (0.114 R)
• M4: 626,217 km (0.11 R)
• M5: 904,170 km (0.111 R)
• M6: 1,050,775 km (0.115 R)
• M7: 1,244,654 km (0.074 R)
• M8: 1,646,923 km (0.119 R)
• M9: 1,952,851 km (0.099 R)
• M10: 2,177,397 km (0.094 R)
• M11: 2,494,694 km (0.091 R)
• M12: 6,283,559 km (0.093 R)
• M13: 6,476,541 km (0.095 R)
• M14: 7,235,899 km (0.042 R)
• M15: 7,555,590 km (0.101 R)
• M16: 8,869,209 km (0.114 R)
• M17: 12,160,961 km (0.117 R)
• M18: 12,997,961 km (0.096 R)
• M19: 15,214,103 km (0.06 R)
• M20: 16,095,085 km (0.088 R)
• M21: 17,479,464 km (0.103 R)
• M22: 19,753,352 km (0.094 R)
• M23: 23,696,303 km (0.115 R)
• M24: 31,100,201 km (0.118 R)
• M25: 32,948,033 km (0.098 R)
• M26: 39,416,496 km (0.056 R)
• M27: 40,904,546 km (0.069 R)
• M28: 41,917,323 km (0.083 R)
• M29: 48,910,276 km (0.115 R)
• M30: 49,099,218 km (0.101 R)
• M31: 55,813,769 km (0.074 R)
• M32: 61,123,745 km (0.098 R)
• M33: 64,693,001 km (0.106 R)
• M34: 65,606,595 km (0.114 R)
• M35: 72,980,124 km (0.032 R)
• M36: 75,219,904 km (0.107 R)
• M37: 75,471,527 km (0.108 R)
• M38: 87,664,502 km (0.102 R)
• M39: 89,345,533 km (0.093 R)
• M40: 94,517,580 km (0.058 R)
• M41: 96,878,983 km (0.111 R)
• M42: 99,279,281 km (0.09 R)
• M43: 103,886,446 km (0.106 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 14,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit