🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.88 AU - 1.04 AU

Year: 354 Days

Day: 13.5 Hours

Environment

Temp: 33 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,015,709 km

• M1: 27,526 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.03 AU - 1.15 AU

Year: 429 Days

Day: 14.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,015,709 km

• M1: 40,541 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.25 AU - 1.83 AU

Year: 720 Days

Day: 32.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,015,709 km

• M1: 34,557 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.47 AU - 2.11 AU

Year: 902 Days

Day: 42 Hours

Environment

Temp: -60 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,015,709 km

• M1: 791,672 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.68 AU - 2.14 AU

Year: 994 Days

Day: 17.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,015,709 km

• M1: 403,765 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.73 AU - 2.73 AU

Year: 1255 Days

Day: 13.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 169.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,015,709 km

• M1: 32,912 km (0.091 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.8

Radius: 9.1

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.77 AU - 7.01 AU

Year: 5385 Days

Day: 12.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,015,709 km

• M1: 114,293 km (0.097 R)
• M2: 406,906 km (0.108 R)
• M3: 691,591 km (0.034 R)
• M4: 1,006,644 km (0.082 R)
• M5: 1,336,657 km (0.08 R)
• M6: 1,788,592 km (0.071 R)
• M7: 2,079,111 km (0.103 R)
• M8: 3,317,632 km (0.096 R)
• M9: 4,404,012 km (0.111 R)
• M10: 6,230,003 km (0.116 R)
• M11: 6,531,293 km (0.105 R)
• M12: 6,842,307 km (0.049 R)
• M13: 7,195,957 km (0.033 R)
• M14: 7,527,765 km (0.088 R)
• M15: 7,939,608 km (0.047 R)
• M16: 9,860,295 km (0.113 R)
• M17: 10,228,754 km (0.105 R)
• M18: 10,734,545 km (0.036 R)
• M19: 11,750,314 km (0.081 R)
• M20: 12,164,850 km (0.094 R)
• M21: 13,870,116 km (0.088 R)
• M22: 14,753,492 km (0.118 R)
• M23: 16,517,400 km (0.092 R)
• M24: 20,459,005 km (0.096 R)
• M25: 22,646,874 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.2

Radius: 7.3

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 10.59 AU - 14.69 AU

Year: 16930 Days

Day: 24.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,015,709 km

• M1: 106,065 km (0.103 R)
• M2: 527,183 km (0.064 R)
• M3: 806,781 km (0.117 R)
• M4: 1,380,340 km (0.1 R)
• M5: 3,443,145 km (0.114 R)
• M6: 6,710,212 km (0.083 R)
• M7: 7,039,328 km (0.076 R)
• M8: 8,214,718 km (0.098 R)
• M9: 14,116,953 km (0.079 R)
• M10: 16,561,232 km (0.103 R)
• M11: 17,162,915 km (0.074 R)
• M12: 17,709,994 km (0.047 R)
• M13: 21,949,149 km (0.114 R)
• M14: 23,583,805 km (0.026 R)
• M15: 31,542,561 km (0.108 R)
• M16: 32,363,106 km (0.119 R)
• M17: 33,092,545 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.3

Radius: 4.3

Gravity: 18.62 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 11.84 AU - 17.12 AU

Year: 20758 Days

Day: 24.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,015,709 km

• M1: 60,737 km (0.108 R)
• M2: 643,869 km (0.076 R)
• M3: 1,917,246 km (0.116 R)
• M4: 3,453,467 km (0.069 R)
• M5: 5,048,928 km (0.117 R)
• M6: 6,610,580 km (0.06 R)
• M7: 8,917,529 km (0.115 R)
• M8: 14,820,811 km (0.054 R)
• M9: 21,672,992 km (0.119 R)
• M10: 25,060,336 km (0.044 R)
• M11: 41,848,658 km (0.058 R)
• M12: 47,054,963 km (0.106 R)
• M13: 50,539,097 km (0.096 R)
• M14: 56,429,962 km (0.088 R)
• M15: 58,909,098 km (0.088 R)
• M16: 60,907,127 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 18,979 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit