🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.51 AU - 0.67 AU

Year: 169 Days

Day: 19.1 Hours

Environment

Temp: 175 °C

Axial Tilt: 42.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.62 AU - 0.88 AU

Year: 242 Days

Day: 41.7 Hours

Environment

Temp: 91 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.06 AU - 1.24 AU

Year: 460 Days

Day: 25.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 44.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.82 AU - 1.96 AU

Year: 969 Days

Day: 15.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,411,756 km

• M1: 44,879 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.54 AU - 2.96 AU

Year: 1700 Days

Day: 27 Hours

Environment

Temp: -107 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.24 AU - 3.48 AU

Year: 1803 Days

Day: 22 Hours

Environment

Temp: -107 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.66 AU - 3.28 AU

Year: 1908 Days

Day: 26.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.7

Radius: 8.9

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.73 AU - 9.05 AU

Year: 7489 Days

Day: 13.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,411,756 km

• M1: 682,017 km (0.114 R)
• M2: 974,630 km (0.108 R)
• M3: 1,735,186 km (0.111 R)
• M4: 2,738,090 km (0.064 R)
• M5: 4,110,052 km (0.06 R)
• M6: 4,655,935 km (0.088 R)
• M7: 5,711,647 km (0.028 R)
• M8: 6,076,217 km (0.037 R)
• M9: 8,099,678 km (0.033 R)
• M10: 9,367,370 km (0.04 R)
• M11: 10,268,099 km (0.052 R)
• M12: 12,191,329 km (0.087 R)
• M13: 12,592,850 km (0.109 R)
• M14: 13,211,736 km (0.1 R)
• M15: 15,421,745 km (0.083 R)
• M16: 17,170,544 km (0.096 R)
• M17: 18,582,599 km (0.049 R)
• M18: 20,489,672 km (0.087 R)
• M19: 21,417,927 km (0.097 R)
• M20: 24,292,301 km (0.115 R)
• M21: 24,688,735 km (0.062 R)
• M22: 26,820,056 km (0.073 R)
• M23: 28,540,880 km (0.08 R)
• M24: 29,608,111 km (0.059 R)
• M25: 30,517,517 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.8

Radius: 6.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 11.7 AU - 14.68 AU

Year: 17858 Days

Day: 19.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,411,756 km

• M1: 92,900 km (0.102 R)
• M2: 305,479 km (0.115 R)
• M3: 852,109 km (0.114 R)
• M4: 1,618,499 km (0.025 R)
• M5: 1,983,817 km (0.085 R)
• M6: 2,932,268 km (0.11 R)
• M7: 5,905,974 km (0.085 R)
• M8: 7,383,253 km (0.12 R)
• M9: 12,123,711 km (0.063 R)
• M10: 13,515,270 km (0.099 R)
• M11: 22,027,090 km (0.076 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.8

Radius: 3.7

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 11.92 AU - 16.78 AU

Year: 20264 Days

Day: 20.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,411,756 km

• M1: 46,076 km (0.114 R)
• M2: 186,249 km (0.113 R)
• M3: 303,534 km (0.073 R)
• M4: 756,367 km (0.095 R)
• M5: 910,303 km (0.103 R)
• M6: 1,230,143 km (0.052 R)
• M7: 2,598,665 km (0.096 R)
• M8: 3,359,968 km (0.104 R)
• M9: 3,805,321 km (0.116 R)
• M10: 4,288,971 km (0.114 R)
• M11: 4,844,428 km (0.1 R)
• M12: 5,206,604 km (0.068 R)
• M13: 6,134,261 km (0.092 R)
• M14: 6,286,103 km (0.113 R)
• M15: 6,557,922 km (0.116 R)
• M16: 11,458,150 km (0.114 R)
• M17: 16,240,644 km (0.026 R)
• M18: 16,458,459 km (0.108 R)
• M19: 16,678,218 km (0.087 R)
• M20: 17,198,818 km (0.116 R)
• M21: 18,586,787 km (0.107 R)
• M22: 25,860,984 km (0.045 R)
• M23: 29,362,621 km (0.067 R)
• M24: 31,226,461 km (0.091 R)
• M25: 33,401,016 km (0.037 R)
• M26: 34,945,763 km (0.092 R)
• M27: 36,042,615 km (0.094 R)
• M28: 39,079,452 km (0.085 R)
• M29: 39,864,541 km (0.114 R)
• M30: 43,527,445 km (0.082 R)
• M31: 53,092,135 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 18,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit