🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.44 AU - 0.58 AU

Year: 140 Days

Day: 40.6 Hours

Environment

Temp: 199 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,260,086 km

• M1: 219,759 km (0.102 R)
• M2: 338,540 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.98 AU - 1.04 AU

Year: 391 Days

Day: 19.1 Hours

Environment

Temp: -8 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 33,260,086 km

• M1: 70,610 km (0.113 R)
• M2: 752,926 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.97 AU - 1.53 AU

Year: 538 Days

Day: 18.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.65 AU - 1.93 AU

Year: 922 Days

Day: 26.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.4 AU - 3.42 AU

Year: 1911 Days

Day: 39 Hours

Environment

Temp: -111 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.32 AU - 3.64 AU

Year: 1981 Days

Day: 44.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,260,086 km

• M1: 1,955,095 km (0.106 R)

Asteroid Belt

Center: 3.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 12.6

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.68 AU - 5.56 AU

Year: 3823 Days

Day: 13.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,260,086 km

• M1: 163,660 km (0.069 R)
• M2: 643,420 km (0.11 R)
• M3: 1,082,640 km (0.106 R)
• M4: 1,649,317 km (0.106 R)
• M5: 2,409,872 km (0.108 R)
• M6: 3,067,654 km (0.092 R)
• M7: 3,622,512 km (0.055 R)
• M8: 4,178,418 km (0.053 R)
• M9: 6,111,821 km (0.069 R)
• M10: 7,056,681 km (0.118 R)
• M11: 7,467,327 km (0.107 R)
• M12: 9,087,921 km (0.119 R)
• M13: 10,118,950 km (0.103 R)
• M14: 11,526,366 km (0.097 R)
• M15: 12,008,520 km (0.118 R)
• M16: 12,413,033 km (0.105 R)
• M17: 14,372,615 km (0.086 R)
• M18: 16,201,898 km (0.1 R)
• M19: 21,283,439 km (0.117 R)
• M20: 22,617,403 km (0.105 R)
• M21: 23,028,199 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.4

Radius: 12.6

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.37 AU - 8.01 AU

Year: 6662 Days

Day: 14.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,260,086 km

• M1: 156,779 km (0.069 R)
• M2: 738,415 km (0.086 R)
• M3: 1,514,379 km (0.07 R)
• M4: 1,977,684 km (0.046 R)
• M5: 2,648,182 km (0.031 R)
• M6: 3,133,178 km (0.083 R)
• M7: 3,922,157 km (0.067 R)
• M8: 6,130,371 km (0.106 R)
• M9: 7,211,964 km (0.092 R)
• M10: 7,879,170 km (0.086 R)
• M11: 8,759,703 km (0.115 R)
• M12: 10,866,789 km (0.046 R)
• M13: 11,691,522 km (0.036 R)
• M14: 12,557,694 km (0.05 R)
• M15: 16,790,267 km (0.08 R)
• M16: 17,266,736 km (0.071 R)
• M17: 18,750,597 km (0.092 R)
• M18: 19,635,917 km (0.114 R)
• M19: 24,053,991 km (0.063 R)
• M20: 26,083,586 km (0.08 R)
• M21: 33,816,898 km (0.084 R)
• M22: 36,246,517 km (0.118 R)
• M23: 37,043,425 km (0.12 R)
• M24: 37,968,388 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.4

Radius: 4.4

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 15.04 AU - 21.46 AU

Year: 30017 Days

Day: 16.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,260,086 km

• M1: 88,861 km (0.114 R)
• M2: 332,556 km (0.119 R)
• M3: 502,350 km (0.11 R)
• M4: 672,592 km (0.096 R)
• M5: 1,194,539 km (0.082 R)
• M6: 1,949,709 km (0.087 R)
• M7: 3,161,901 km (0.083 R)
• M8: 4,723,702 km (0.06 R)
• M9: 5,026,339 km (0.1 R)
• M10: 5,886,078 km (0.117 R)
• M11: 6,805,357 km (0.105 R)
• M12: 7,227,073 km (0.11 R)
• M13: 7,554,692 km (0.095 R)
• M14: 7,892,185 km (0.117 R)
• M15: 12,919,123 km (0.082 R)
• M16: 13,564,937 km (0.079 R)
• M17: 13,951,497 km (0.069 R)
• M18: 16,676,273 km (0.045 R)
• M19: 22,223,512 km (0.103 R)
• M20: 23,621,653 km (0.118 R)
• M21: 30,548,184 km (0.088 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 20,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit