🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.59 AU - 0.77 AU

Year: 206 Days

Day: 13.1 Hours

Environment

Temp: 196 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 58,058,863 km

• M1: 46,974 km (0.106 R)
• M2: 602,431 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.65 AU - 0.89 AU

Year: 248 Days

Day: 44.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.97 AU - 1.25 AU

Year: 429 Days

Day: 29.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 58,058,863 km

• M1: 44,281 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.1 AU - 1.5 AU

Year: 544 Days

Day: 40 Hours

Environment

Temp: -13 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.8 AU - 4.14 AU

Year: 2373 Days

Day: 44 Hours

Environment

Temp: -113 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,058,863 km

• M1: 1,462,618 km (0.078 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.98 AU - 4.84 AU

Year: 2838 Days

Day: 22.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.56 AU - 4.84 AU

Year: 3740 Days

Day: 17.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,058,863 km

• M1: 762,650 km (0.058 R)

Asteroid Belt

Center: 6.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.2

Radius: 14.4

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.32 AU - 10.7 AU

Year: 9928 Days

Day: 10.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,058,863 km

• M1: 179,218 km (0.042 R)
• M2: 744,549 km (0.037 R)
• M3: 1,234,033 km (0.095 R)
• M4: 1,930,710 km (0.086 R)
• M5: 3,123,604 km (0.048 R)
• M6: 4,016,553 km (0.092 R)
• M7: 4,854,750 km (0.078 R)
• M8: 5,431,899 km (0.062 R)
• M9: 8,437,619 km (0.103 R)
• M10: 9,814,069 km (0.044 R)
• M11: 10,321,954 km (0.099 R)
• M12: 10,954,603 km (0.057 R)
• M13: 16,556,595 km (0.077 R)
• M14: 18,861,150 km (0.081 R)
• M15: 19,969,221 km (0.114 R)
• M16: 21,288,076 km (0.087 R)
• M17: 22,228,000 km (0.048 R)
• M18: 23,825,555 km (0.062 R)
• M19: 25,214,422 km (0.103 R)
• M20: 26,363,782 km (0.085 R)
• M21: 26,852,967 km (0.111 R)
• M22: 31,095,413 km (0.099 R)
• M23: 41,803,629 km (0.106 R)
• M24: 44,095,618 km (0.109 R)
• M25: 46,045,177 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.7

Radius: 8.4

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.45 AU - 12.93 AU

Year: 15623 Days

Day: 10.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,058,863 km

• M1: 104,419 km (0.076 R)
• M2: 782,397 km (0.097 R)
• M3: 1,088,175 km (0.065 R)
• M4: 1,363,136 km (0.084 R)
• M5: 2,149,572 km (0.117 R)
• M6: 3,437,609 km (0.117 R)
• M7: 3,841,374 km (0.052 R)
• M8: 4,907,857 km (0.098 R)
• M9: 5,385,523 km (0.109 R)
• M10: 6,473,848 km (0.099 R)
• M11: 7,392,379 km (0.108 R)
• M12: 8,113,141 km (0.115 R)
• M13: 8,442,855 km (0.052 R)
• M14: 8,929,347 km (0.095 R)
• M15: 9,230,189 km (0.055 R)
• M16: 9,694,092 km (0.11 R)
• M17: 10,065,693 km (0.091 R)
• M18: 10,446,569 km (0.089 R)
• M19: 11,237,493 km (0.117 R)
• M20: 18,488,502 km (0.095 R)
• M21: 18,813,877 km (0.097 R)
• M22: 19,897,714 km (0.084 R)
• M23: 21,377,237 km (0.099 R)
• M24: 21,735,823 km (0.111 R)
• M25: 24,261,783 km (0.119 R)
• M26: 28,461,743 km (0.056 R)
• M27: 29,334,198 km (0.077 R)
• M28: 29,666,006 km (0.071 R)
• M29: 35,320,207 km (0.093 R)
• M30: 36,073,881 km (0.084 R)
• M31: 37,613,393 km (0.05 R)
• M32: 40,685,684 km (0.089 R)
• M33: 46,270,771 km (0.075 R)
• M34: 47,172,996 km (0.09 R)
• M35: 53,490,215 km (0.057 R)
• M36: 54,317,341 km (0.114 R)
• M37: 57,366,146 km (0.078 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: 497 - 18,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit