🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.05 AU - 1.17 AU

Year: 429 Days

Day: 45.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.9 AU - 1.5 AU

Year: 483 Days

Day: 38.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.79 AU - 2.61 AU

Year: 1198 Days

Day: 43.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 160 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,604,969 km

• M1: 983,157 km (0.105 R)
• M2: 1,676,095 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.37 AU - 3.77 AU

Year: 1975 Days

Day: 34.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.22 AU - 3.32 AU

Year: 2171 Days

Day: 13.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,604,969 km

• M1: 3,184,191 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.79 AU - 4.13 AU

Year: 2893 Days

Day: 35.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,604,969 km

• M1: 105,616 km (0.11 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.1

Radius: 12.9

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.47 AU - 6.99 AU

Year: 5035 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,604,969 km

• M1: 160,519 km (0.097 R)
• M2: 574,306 km (0.067 R)
• M3: 1,000,361 km (0.116 R)
• M4: 1,575,266 km (0.111 R)
• M5: 2,254,440 km (0.093 R)
• M6: 2,798,378 km (0.091 R)
• M7: 3,756,403 km (0.086 R)
• M8: 4,894,992 km (0.088 R)
• M9: 5,398,838 km (0.107 R)
• M10: 7,192,516 km (0.064 R)
• M11: 8,380,772 km (0.102 R)
• M12: 12,322,077 km (0.088 R)
• M13: 13,205,303 km (0.079 R)
• M14: 15,687,431 km (0.068 R)
• M15: 17,548,877 km (0.097 R)
• M16: 21,855,202 km (0.071 R)
• M17: 24,898,172 km (0.098 R)
• M18: 29,380,573 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.4

Radius: 10.9

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.19 AU - 7.69 AU

Year: 7450 Days

Day: 12.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,604,969 km

• M1: 141,071 km (0.037 R)
• M2: 646,861 km (0.106 R)
• M3: 1,074,412 km (0.044 R)
• M4: 2,105,740 km (0.093 R)
• M5: 2,777,135 km (0.049 R)
• M6: 3,921,409 km (0.083 R)
• M7: 8,578,989 km (0.102 R)
• M8: 15,328,546 km (0.05 R)
• M9: 17,617,094 km (0.057 R)
• M10: 20,199,452 km (0.11 R)
• M11: 26,913,255 km (0.106 R)
• M12: 35,524,109 km (0.099 R)
• M13: 36,967,728 km (0.065 R)
• M14: 39,030,384 km (0.077 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.4

Radius: 9.1

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 10.44 AU - 11.72 AU

Year: 13539 Days

Day: 13.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,604,969 km

• M1: 113,395 km (0.043 R)
• M2: 458,817 km (0.075 R)
• M3: 1,022,501 km (0.092 R)
• M4: 1,734,587 km (0.118 R)
• M5: 2,218,088 km (0.096 R)
• M6: 2,946,779 km (0.059 R)
• M7: 3,304,617 km (0.105 R)
• M8: 4,373,045 km (0.108 R)
• M9: 4,970,240 km (0.079 R)
• M10: 6,365,838 km (0.098 R)
• M11: 6,843,654 km (0.106 R)
• M12: 7,561,125 km (0.085 R)
• M13: 7,915,822 km (0.084 R)
• M14: 8,802,638 km (0.074 R)
• M15: 10,015,877 km (0.1 R)
• M16: 10,444,026 km (0.102 R)
• M17: 11,861,316 km (0.096 R)
• M18: 13,988,747 km (0.029 R)
• M19: 15,282,320 km (0.058 R)
• M20: 26,345,831 km (0.108 R)
• M21: 30,597,701 km (0.111 R)
• M22: 30,933,997 km (0.103 R)
• M23: 31,728,063 km (0.099 R)
• M24: 35,655,904 km (0.04 R)
• M25: 37,034,000 km (0.113 R)
• M26: 40,029,697 km (0.118 R)
• M27: 42,902,575 km (0.093 R)
• M28: 47,390,661 km (0.101 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: 429 - 14,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit