🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.45 AU - 0.65 AU

Year: 155 Days

Day: 41.8 Hours

Environment

Temp: 140 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,890,511 km

• M1: 28,274 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.28 AU - 1.34 AU

Year: 571 Days

Day: 13.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 131.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,890,511 km

• M1: 23,786 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.47 AU - 1.83 AU

Year: 807 Days

Day: 37 Hours

Environment

Temp: -66 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,890,511 km

• M1: 224,546 km (0.116 R)
• M2: 589,116 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.1 AU - 2.9 AU

Year: 1505 Days

Day: 27.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.8 AU - 3.4 AU

Year: 2078 Days

Day: 17.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,890,511 km

• M1: 223,350 km (0.063 R)
• M2: 1,516,174 km (0.077 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.18 AU - 4.5 AU

Year: 2865 Days

Day: 37.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,890,511 km

• M1: 13,314 km (0.029 R)

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984

Radius: 11.1

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.45 AU - 5.73 AU

Year: 4373 Days

Day: 6.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,890,511 km

• M1: 138,079 km (0.097 R)
• M2: 670,797 km (0.047 R)
• M3: 1,035,666 km (0.113 R)
• M4: 1,456,634 km (0.074 R)
• M5: 2,138,352 km (0.059 R)
• M6: 2,964,880 km (0.111 R)
• M7: 3,400,060 km (0.066 R)
• M8: 3,787,668 km (0.113 R)
• M9: 4,575,750 km (0.107 R)
• M10: 5,556,663 km (0.083 R)
• M11: 5,943,523 km (0.114 R)
• M12: 7,353,783 km (0.1 R)
• M13: 8,043,429 km (0.099 R)
• M14: 8,539,794 km (0.088 R)
• M15: 10,373,116 km (0.119 R)
• M16: 11,382,154 km (0.064 R)
• M17: 15,549,053 km (0.085 R)
• M18: 19,869,140 km (0.091 R)
• M19: 20,285,022 km (0.107 R)
• M20: 20,635,979 km (0.072 R)
• M21: 24,293,647 km (0.081 R)
• M22: 25,413,387 km (0.115 R)
• M23: 29,783,889 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.7

Radius: 13.8

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.39 AU - 12.19 AU

Year: 13497 Days

Day: 6.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,890,511 km

• M1: 172,038 km (0.071 R)
• M2: 720,763 km (0.053 R)
• M3: 1,311,824 km (0.115 R)
• M4: 2,024,957 km (0.107 R)
• M5: 3,022,924 km (0.084 R)
• M6: 3,461,246 km (0.087 R)
• M7: 6,930,121 km (0.061 R)
• M8: 8,342,176 km (0.105 R)
• M9: 10,188,064 km (0.049 R)
• M10: 12,824,726 km (0.084 R)
• M11: 15,831,045 km (0.115 R)
• M12: 19,669,427 km (0.119 R)
• M13: 22,191,797 km (0.112 R)
• M14: 23,200,236 km (0.12 R)
• M15: 24,239,044 km (0.082 R)
• M16: 25,231,027 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.4

Radius: 3.2

Gravity: 32.56 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 15.24 AU - 22.2 AU

Year: 30843 Days

Day: 20.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,890,511 km

• M1: 39,793 km (0.072 R)
• M2: 309,219 km (0.079 R)
• M3: 446,101 km (0.041 R)
• M4: 641,027 km (0.11 R)
• M5: 768,783 km (0.074 R)
• M6: 1,287,439 km (0.042 R)
• M7: 1,459,477 km (0.102 R)
• M8: 1,664,426 km (0.079 R)
• M9: 2,395,660 km (0.093 R)
• M10: 2,680,943 km (0.12 R)
• M11: 3,582,121 km (0.103 R)
• M12: 4,703,955 km (0.107 R)
• M13: 4,886,614 km (0.117 R)
• M14: 6,083,397 km (0.054 R)
• M15: 8,277,400 km (0.12 R)
• M16: 8,597,539 km (0.106 R)
• M17: 9,093,307 km (0.089 R)
• M18: 10,201,827 km (0.066 R)
• M19: 10,883,245 km (0.086 R)
• M20: 13,764,500 km (0.084 R)
• M21: 14,289,439 km (0.071 R)
• M22: 15,944,141 km (0.095 R)
• M23: 16,606,860 km (0.081 R)
• M24: 17,030,072 km (0.103 R)
• M25: 17,287,530 km (0.045 R)
• M26: 17,722,411 km (0.108 R)
• M27: 19,162,739 km (0.064 R)
• M28: 19,348,091 km (0.098 R)
• M29: 23,522,320 km (0.08 R)
• M30: 27,546,204 km (0.089 R)
• M31: 29,105,014 km (0.087 R)
• M32: 30,218,022 km (0.083 R)
• M33: 35,788,747 km (0.075 R)
• M34: 54,827,620 km (0.068 R)
• M35: 69,588,442 km (0.06 R)
• M36: 70,686,639 km (0.12 R)
• M37: 72,243,355 km (0.082 R)
• M38: 74,964,839 km (0.114 R)
• M39: 77,518,924 km (0.095 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 18,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit