🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.74 AU - 0.78 AU

Year: 242 Days

Day: 24.8 Hours

Environment

Temp: 183 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,388,075 km

• M1: 77,641 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.77 AU - 0.79 AU

Year: 252 Days

Day: 28.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.12 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.11 AU - 1.79 AU

Year: 638 Days

Day: 40.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,388,075 km

• M1: 315,801 km (0.035 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.76 AU - 1.78 AU

Year: 860 Days

Day: 35.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.06 AU - 3.02 AU

Year: 1479 Days

Day: 45.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.2

Radius: 11.7

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.88 AU - 8.4 AU

Year: 7713 Days

Day: 6.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,388,075 km

• M1: 379,231 km (0.102 R)
• M2: 1,034,170 km (0.092 R)
• M3: 1,571,974 km (0.116 R)
• M4: 2,116,062 km (0.109 R)
• M5: 2,555,281 km (0.091 R)
• M6: 2,996,595 km (0.04 R)
• M7: 3,472,615 km (0.112 R)
• M8: 5,696,986 km (0.076 R)
• M9: 7,526,269 km (0.116 R)
• M10: 8,955,976 km (0.12 R)
• M11: 12,773,414 km (0.076 R)
• M12: 14,241,568 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.2

Radius: 5.2

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 12.56 AU - 12.58 AU

Year: 16278 Days

Day: 24.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,388,075 km

• M1: 64,626 km (0.087 R)
• M2: 254,915 km (0.045 R)
• M3: 423,661 km (0.04 R)
• M4: 595,848 km (0.085 R)
• M5: 759,957 km (0.117 R)
• M6: 982,559 km (0.099 R)
• M7: 1,398,291 km (0.108 R)
• M8: 4,262,043 km (0.088 R)
• M9: 5,381,185 km (0.106 R)
• M10: 6,306,149 km (0.081 R)
• M11: 7,672,725 km (0.114 R)
• M12: 7,944,395 km (0.12 R)
• M13: 9,577,256 km (0.11 R)
• M14: 11,123,350 km (0.078 R)
• M15: 16,489,575 km (0.045 R)
• M16: 20,271,858 km (0.079 R)
• M17: 20,641,963 km (0.064 R)
• M18: 21,548,526 km (0.101 R)
• M19: 23,521,872 km (0.068 R)
• M20: 24,012,852 km (0.084 R)
• M21: 25,526,782 km (0.112 R)
• M22: 27,103,095 km (0.113 R)
• M23: 32,420,701 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.9

Radius: 4.7

Gravity: 45.26 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 11.59 AU - 15.27 AU

Year: 17976 Days

Day: 19.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,388,075 km

• M1: 58,493 km (0.074 R)
• M2: 720,613 km (0.115 R)
• M3: 1,010,534 km (0.1 R)
• M4: 1,553,424 km (0.11 R)
• M5: 2,079,111 km (0.03 R)
• M6: 2,666,133 km (0.093 R)
• M7: 3,561,925 km (0.079 R)
• M8: 4,642,620 km (0.111 R)
• M9: 5,514,178 km (0.085 R)
• M10: 5,717,331 km (0.067 R)
• M11: 6,095,365 km (0.113 R)
• M12: 7,281,377 km (0.073 R)
• M13: 10,039,513 km (0.09 R)
• M14: 10,403,934 km (0.056 R)
• M15: 12,290,512 km (0.113 R)
• M16: 14,015,077 km (0.094 R)
• M17: 17,671,248 km (0.104 R)
• M18: 18,926,674 km (0.061 R)
• M19: 19,859,117 km (0.098 R)
• M20: 23,681,792 km (0.034 R)
• M21: 26,104,679 km (0.093 R)
• M22: 26,793,128 km (0.119 R)
• M23: 27,967,322 km (0.107 R)
• M24: 31,565,600 km (0.073 R)
• M25: 33,812,111 km (0.07 R)
• M26: 35,600,404 km (0.043 R)
• M27: 36,874,678 km (0.102 R)
• M28: 39,214,539 km (0.115 R)
• M29: 39,965,670 km (0.069 R)
• M30: 42,590,963 km (0.095 R)
• M31: 43,384,430 km (0.052 R)
• M32: 44,187,770 km (0.071 R)
• M33: 53,873,036 km (0.119 R)
• M34: 54,242,842 km (0.078 R)
• M35: 57,455,306 km (0.081 R)
• M36: 59,403,070 km (0.083 R)
• M37: 64,048,832 km (0.097 R)
• M38: 65,719,990 km (0.057 R)
• M39: 70,464,786 km (0.111 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: 353 - 12,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit