🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.71 AU - 1.09 AU

Year: 309 Days

Day: 21.4 Hours

Environment

Temp: 155 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,329,000 km

• M1: 59,390 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.81 AU - 1.05 AU

Year: 324 Days

Day: 31.8 Hours

Environment

Temp: 132 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.95 AU - 1.37 AU

Year: 452 Days

Day: 35.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 42.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.13 AU - 1.35 AU

Year: 499 Days

Day: 45.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.47 AU - 2.79 AU

Year: 1542 Days

Day: 46.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.27 AU - 3.81 AU

Year: 2409 Days

Day: 17.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,329,000 km

• M1: 56,249 km (0.117 R)
• M2: 1,247,945 km (0.116 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.4

Radius: 10.5

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.6 AU - 6.98 AU

Year: 5039 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,329,000 km

• M1: 130,898 km (0.104 R)
• M2: 1,078,601 km (0.086 R)
• M3: 1,653,056 km (0.111 R)
• M4: 2,163,185 km (0.033 R)
• M5: 2,630,679 km (0.085 R)
• M6: 3,185,088 km (0.094 R)
• M7: 3,770,016 km (0.105 R)
• M8: 5,268,987 km (0.088 R)
• M9: 5,623,234 km (0.066 R)
• M10: 6,545,804 km (0.064 R)
• M11: 7,096,325 km (0.065 R)
• M12: 7,827,709 km (0.094 R)
• M13: 9,269,982 km (0.105 R)
• M14: 9,832,021 km (0.112 R)
• M15: 10,787,802 km (0.118 R)
• M16: 11,264,271 km (0.066 R)
• M17: 12,673,333 km (0.085 R)
• M18: 13,749,391 km (0.115 R)
• M19: 14,595,516 km (0.058 R)
• M20: 15,119,707 km (0.044 R)
• M21: 16,329,655 km (0.105 R)
• M22: 18,600,401 km (0.088 R)
• M23: 19,917,610 km (0.089 R)
• M24: 20,418,165 km (0.093 R)
• M25: 21,296,005 km (0.117 R)
• M26: 21,894,995 km (0.081 R)
• M27: 23,048,245 km (0.092 R)
• M28: 26,065,783 km (0.031 R)
• M29: 30,928,313 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.6

Radius: 9.6

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.21 AU - 12.31 AU

Year: 13665 Days

Day: 14.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,329,000 km

• M1: 119,379 km (0.107 R)
• M2: 728,841 km (0.097 R)
• M3: 1,107,772 km (0.108 R)
• M4: 1,678,787 km (0.098 R)
• M5: 2,516,386 km (0.118 R)
• M6: 3,506,574 km (0.086 R)
• M7: 5,680,979 km (0.111 R)
• M8: 6,121,844 km (0.064 R)
• M9: 6,545,804 km (0.1 R)
• M10: 6,989,362 km (0.029 R)
• M11: 8,725,445 km (0.1 R)
• M12: 10,567,594 km (0.036 R)
• M13: 11,349,542 km (0.092 R)
• M14: 12,109,648 km (0.106 R)
• M15: 13,927,263 km (0.112 R)
• M16: 15,919,906 km (0.036 R)
• M17: 18,331,424 km (0.096 R)
• M18: 21,587,422 km (0.04 R)
• M19: 23,866,246 km (0.098 R)
• M20: 27,011,092 km (0.112 R)
• M21: 27,838,518 km (0.117 R)
• M22: 35,689,863 km (0.099 R)
• M23: 36,560,373 km (0.084 R)
• M24: 37,317,787 km (0.104 R)
• M25: 38,994,630 km (0.101 R)
• M26: 44,612,030 km (0.03 R)
• M27: 50,902,321 km (0.077 R)
• M28: 52,802,513 km (0.105 R)
• M29: 53,284,817 km (0.064 R)
• M30: 53,770,112 km (0.03 R)
• M31: 54,421,761 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446

Radius: 7

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 13.06 AU - 19.66 AU

Year: 23931 Days

Day: 23.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,329,000 km

• M1: 87,066 km (0.069 R)
• M2: 332,706 km (0.111 R)
• M3: 604,375 km (0.038 R)
• M4: 932,743 km (0.081 R)
• M5: 1,233,285 km (0.075 R)
• M6: 2,051,735 km (0.068 R)
• M7: 2,519,827 km (0.099 R)
• M8: 2,878,263 km (0.119 R)
• M9: 3,242,983 km (0.088 R)
• M10: 4,225,541 km (0.102 R)
• M11: 5,279,159 km (0.118 R)
• M12: 5,666,468 km (0.083 R)
• M13: 5,948,759 km (0.092 R)
• M14: 6,325,447 km (0.029 R)
• M15: 6,629,280 km (0.084 R)
• M16: 7,360,664 km (0.027 R)
• M17: 15,026,807 km (0.088 R)
• M18: 15,963,439 km (0.083 R)
• M19: 17,104,871 km (0.081 R)
• M20: 18,039,110 km (0.098 R)
• M21: 21,045,578 km (0.079 R)
• M22: 26,659,089 km (0.071 R)
• M23: 27,913,317 km (0.076 R)
• M24: 28,731,767 km (0.113 R)
• M25: 32,293,094 km (0.091 R)
• M26: 35,318,711 km (0.106 R)
• M27: 35,863,546 km (0.083 R)
• M28: 52,956,300 km (0.074 R)
• M29: 62,145,648 km (0.112 R)
• M30: 65,361,853 km (0.075 R)
• M31: 72,342,389 km (0.092 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 19,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit