🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.73 AU - 0.83 AU

Year: 252 Days

Day: 41.3 Hours

Environment

Temp: 105 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.02 AU - 1.08 AU

Year: 393 Days

Day: 31.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.99 AU - 1.53 AU

Year: 517 Days

Day: 46.1 Hours

Environment

Temp: -13 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.21 AU - 1.47 AU

Year: 567 Days

Day: 31.3 Hours

Environment

Temp: -14 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.03 AU - 3.05 AU

Year: 1479 Days

Day: 18.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,449,701 km

• M1: 1,303,297 km (0.066 R)

Asteroid Belt

Center: 3.65 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.64 AU - 5.88 AU

Year: 3793 Days

Day: 13.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.1

Radius: 10.8

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.96 AU - 6.18 AU

Year: 4170 Days

Day: 5.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 74,449,701 km

• M1: 134,937 km (0.112 R)
• M2: 5,310,874 km (0.08 R)
• M3: 5,902,534 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.1

Radius: 9.6

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.31 AU - 8.87 AU

Year: 9196 Days

Day: 11.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,449,701 km

• M1: 119,379 km (0.058 R)
• M2: 490,083 km (0.1 R)
• M3: 1,138,589 km (0.108 R)
• M4: 1,471,893 km (0.09 R)
• M5: 1,840,353 km (0.049 R)
• M6: 2,645,638 km (0.034 R)
• M7: 3,084,409 km (0.093 R)
• M8: 3,571,200 km (0.096 R)
• M9: 4,216,865 km (0.112 R)
• M10: 5,910,462 km (0.088 R)
• M11: 7,239,191 km (0.092 R)
• M12: 8,534,708 km (0.084 R)
• M13: 9,260,707 km (0.108 R)
• M14: 9,978,328 km (0.101 R)
• M15: 12,813,207 km (0.101 R)
• M16: 13,342,784 km (0.063 R)
• M17: 14,133,558 km (0.103 R)
• M18: 14,445,918 km (0.057 R)
• M19: 17,539,902 km (0.049 R)
• M20: 24,821,279 km (0.079 R)
• M21: 28,027,311 km (0.04 R)
• M22: 29,020,341 km (0.102 R)
• M23: 29,831,611 km (0.077 R)
• M24: 30,553,720 km (0.103 R)
• M25: 31,393,263 km (0.089 R)
• M26: 32,355,925 km (0.11 R)
• M27: 32,681,151 km (0.099 R)
• M28: 33,559,290 km (0.078 R)
• M29: 36,756,496 km (0.101 R)
• M30: 39,530,190 km (0.053 R)
• M31: 40,904,845 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.2

Radius: 7.9

Gravity: 15.9 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 10.45 AU - 14.49 AU

Year: 16084 Days

Day: 21.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,449,701 km

• M1: 100,679 km (0.116 R)
• M2: 569,070 km (0.079 R)
• M3: 933,940 km (0.047 R)
• M4: 1,345,633 km (0.113 R)
• M5: 1,747,902 km (0.113 R)
• M6: 3,258,840 km (0.108 R)
• M7: 3,596,183 km (0.103 R)
• M8: 4,374,391 km (0.101 R)
• M9: 4,715,474 km (0.072 R)
• M10: 5,222,611 km (0.092 R)
• M11: 7,055,784 km (0.084 R)
• M12: 8,016,351 km (0.052 R)
• M13: 9,448,003 km (0.096 R)
• M14: 11,676,263 km (0.099 R)
• M15: 15,602,609 km (0.11 R)
• M16: 20,235,655 km (0.025 R)
• M17: 20,800,986 km (0.085 R)
• M18: 22,560,705 km (0.061 R)
• M19: 24,629,644 km (0.116 R)
• M20: 27,161,737 km (0.069 R)
• M21: 28,667,141 km (0.12 R)
• M22: 29,260,596 km (0.094 R)
• M23: 30,966,011 km (0.065 R)
• M24: 35,111,219 km (0.109 R)
• M25: 35,653,960 km (0.072 R)
• M26: 35,927,425 km (0.098 R)
• M27: 36,340,315 km (0.086 R)
• M28: 37,597,984 km (0.104 R)
• M29: 38,023,590 km (0.047 R)
• M30: 40,052,287 km (0.117 R)
• M31: 41,999,752 km (0.115 R)
• M32: 55,575,011 km (0.073 R)
• M33: 68,377,447 km (0.095 R)
• M34: 74,226,873 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 19,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit