🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.48 AU - 0.52 AU

Year: 228 Days

Day: 16.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.5 AU - 0.52 AU

Year: 235 Days

Day: 41 Hours

Environment

Temp: -123 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.1

Radius: 10.6

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.85 AU - 0.93 AU

Year: 542 Days

Day: 8 Hours

Environment

Temp: -152 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,154,755 km

• M1: 132,993 km (0.076 R)
• M2: 474,973 km (0.067 R)
• M3: 1,107,024 km (0.058 R)
• M4: 1,733,540 km (0.06 R)
• M5: 2,160,492 km (0.1 R)
• M6: 2,490,505 km (0.111 R)
• M7: 2,899,506 km (0.087 R)
• M8: 3,303,420 km (0.093 R)
• M9: 4,152,089 km (0.073 R)
• M10: 4,778,605 km (0.099 R)
• M11: 5,573,119 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.2

Radius: 14.3

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.95 AU - 0.97 AU

Year: 607 Days

Day: 11.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 73,154,755 km

• M1: 177,872 km (0.066 R)
• M2: 641,775 km (0.094 R)
• M3: 1,167,312 km (0.073 R)
• M4: 1,656,946 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.8

Radius: 12.2

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.94 AU - 1.32 AU

Year: 776 Days

Day: 5.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,154,755 km

• M1: 151,692 km (0.067 R)
• M2: 534,812 km (0.104 R)
• M3: 974,481 km (0.061 R)
• M4: 1,773,632 km (0.099 R)
• M5: 2,214,647 km (0.032 R)
• M6: 2,613,325 km (0.034 R)
• M7: 3,615,182 km (0.056 R)
• M8: 5,017,662 km (0.072 R)
• M9: 5,596,456 km (0.078 R)
• M10: 6,177,943 km (0.116 R)
• M11: 7,415,118 km (0.09 R)
• M12: 8,243,142 km (0.061 R)
• M13: 8,705,848 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.8

Radius: 15

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.13 AU - 1.31 AU

Year: 870 Days

Day: 11.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,154,755 km

• M1: 186,997 km (0.117 R)
• M2: 991,983 km (0.092 R)
• M3: 1,495,081 km (0.06 R)
• M4: 2,211,356 km (0.104 R)
• M5: 2,829,943 km (0.058 R)
• M6: 3,378,219 km (0.064 R)
• M7: 3,896,277 km (0.108 R)
• M8: 4,546,878 km (0.12 R)
• M9: 5,146,765 km (0.081 R)
• M10: 5,649,564 km (0.081 R)
• M11: 6,547,600 km (0.088 R)
• M12: 7,096,175 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.5

Radius: 13.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.46 AU - 1.7 AU

Year: 1282 Days

Day: 9.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,154,755 km

• M1: 172,935 km (0.078 R)
• M2: 613,800 km (0.077 R)
• M3: 1,346,082 km (0.045 R)
• M4: 2,027,650 km (0.075 R)
• M5: 2,553,336 km (0.114 R)
• M6: 3,238,345 km (0.027 R)
• M7: 3,979,453 km (0.086 R)
• M8: 4,616,291 km (0.052 R)
• M9: 5,379,240 km (0.109 R)
• M10: 6,714,102 km (0.114 R)
• M11: 7,204,933 km (0.116 R)
• M12: 8,632,994 km (0.094 R)
• M13: 9,357,048 km (0.101 R)
• M14: 9,792,826 km (0.072 R)
• M15: 10,395,257 km (0.115 R)

Asteroid Belt

Center: 5.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.9

Radius: 3

Gravity: 62.43 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10.13 AU - 10.13 AU

Year: 20818 Days

Day: 23.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,154,755 km

• M1: 68,217 km (0.116 R)
• M2: 320,289 km (0.036 R)
• M3: 1,263,952 km (0.041 R)
• M4: 1,444,667 km (0.085 R)
• M5: 3,651,534 km (0.077 R)
• M6: 4,681,815 km (0.08 R)
• M7: 4,822,886 km (0.052 R)
• M8: 5,188,054 km (0.044 R)
• M9: 5,454,488 km (0.076 R)
• M10: 7,107,993 km (0.071 R)
• M11: 7,532,103 km (0.118 R)
• M12: 8,022,784 km (0.097 R)
• M13: 11,171,071 km (0.103 R)
• M14: 12,537,050 km (0.089 R)
• M15: 18,936,398 km (0.097 R)
• M16: 21,832,014 km (0.105 R)
• M17: 24,477,204 km (0.105 R)
• M18: 25,548,923 km (0.098 R)
• M19: 26,988,503 km (0.089 R)
• M20: 30,515,123 km (0.086 R)
• M21: 34,072,411 km (0.067 R)
• M22: 46,220,357 km (0.114 R)
• M23: 47,854,115 km (0.118 R)
• M24: 52,105,836 km (0.082 R)
• M25: 60,573,823 km (0.106 R)
• M26: 61,546,060 km (0.053 R)
• M27: 64,323,494 km (0.093 R)
• M28: 65,743,028 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 13,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit