🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.59 AU - 0.91 AU

Year: 229 Days

Day: 14.7 Hours

Environment

Temp: 126 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,438,777 km

• M1: 321,486 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.79 AU - 1.01 AU

Year: 301 Days

Day: 26.4 Hours

Environment

Temp: 119 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.06 AU - 1.58 AU

Year: 535 Days

Day: 15.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 104,438,777 km

• M1: 107,860 km (0.114 R)
• M2: 341,382 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.67 AU - 1.69 AU

Year: 769 Days

Day: 45.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,438,777 km

• M1: 32,014 km (0.072 R)
• M2: 858,692 km (0.118 R)

Asteroid Belt

Center: 2.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3 AU - 3.88 AU

Year: 2253 Days

Day: 41 Hours

Environment

Temp: -110 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.55 AU - 3.91 AU

Year: 2544 Days

Day: 18.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,438,777 km

• M1: 48,171 km (0.065 R)
• M2: 71,957 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.6

Radius: 12.7

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.63 AU - 6.61 AU

Year: 4704 Days

Day: 9 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,438,777 km

• M1: 157,975 km (0.1 R)
• M2: 611,257 km (0.105 R)
• M3: 1,266,196 km (0.083 R)
• M4: 2,701,139 km (0.06 R)
• M5: 4,734,025 km (0.117 R)
• M6: 6,113,167 km (0.055 R)
• M7: 7,781,632 km (0.113 R)
• M8: 8,902,120 km (0.113 R)
• M9: 9,396,242 km (0.112 R)
• M10: 10,171,608 km (0.098 R)
• M11: 11,224,179 km (0.107 R)
• M12: 13,225,649 km (0.096 R)
• M13: 13,761,059 km (0.058 R)
• M14: 14,591,477 km (0.106 R)
• M15: 19,802,569 km (0.061 R)
• M16: 20,789,317 km (0.057 R)
• M17: 22,405,722 km (0.102 R)
• M18: 23,868,041 km (0.103 R)
• M19: 29,172,333 km (0.119 R)
• M20: 30,356,998 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.5

Radius: 6.9

Gravity: 17.02 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 18.7 AU - 19.58 AU

Year: 29567 Days

Day: 24.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 104,438,777 km

• M1: 85,869 km (0.117 R)
• M2: 315,053 km (0.101 R)
• M3: 554,559 km (0.116 R)
• M4: 1,475,035 km (0.062 R)
• M5: 1,877,902 km (0.115 R)
• M6: 2,527,007 km (0.075 R)
• M7: 3,904,504 km (0.077 R)
• M8: 4,833,806 km (0.027 R)
• M9: 6,966,773 km (0.106 R)
• M10: 7,762,035 km (0.1 R)
• M11: 8,382,567 km (0.067 R)
• M12: 10,243,116 km (0.067 R)
• M13: 15,976,005 km (0.108 R)
• M14: 16,978,311 km (0.118 R)
• M15: 28,743,735 km (0.117 R)
• M16: 31,051,581 km (0.099 R)
• M17: 32,322,116 km (0.108 R)
• M18: 32,753,107 km (0.093 R)
• M19: 36,186,528 km (0.099 R)
• M20: 36,651,329 km (0.09 R)
• M21: 37,434,922 km (0.105 R)
• M22: 42,030,270 km (0.066 R)
• M23: 44,462,881 km (0.092 R)
• M24: 47,541,007 km (0.114 R)
• M25: 53,114,874 km (0.072 R)
• M26: 71,199,461 km (0.082 R)
• M27: 71,442,109 km (0.074 R)
• M28: 74,647,842 km (0.048 R)
• M29: 82,944,390 km (0.103 R)
• M30: 85,110,567 km (0.027 R)
• M31: 96,212,375 km (0.044 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 13,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit