🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.42 AU - 0.64 AU

Year: 137 Days

Day: 28.6 Hours

Environment

Temp: 245 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,044,900 km

• M1: 19,897 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.03 AU - 1.59 AU

Year: 532 Days

Day: 32.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 27.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.44 AU - 1.74 AU

Year: 711 Days

Day: 29.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.56 AU - 1.96 AU

Year: 828 Days

Day: 33.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 14.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.63 AU - 7.67 AU

Year: 6084 Days

Day: 8.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,044,900 km

• M1: 187,147 km (0.047 R)
• M2: 971,040 km (0.078 R)
• M3: 2,577,571 km (0.095 R)
• M4: 3,231,763 km (0.111 R)
• M5: 4,323,977 km (0.104 R)
• M6: 9,924,173 km (0.058 R)
• M7: 10,757,134 km (0.101 R)
• M8: 17,761,755 km (0.111 R)
• M9: 19,056,824 km (0.105 R)
• M10: 21,330,263 km (0.109 R)
• M11: 23,396,509 km (0.119 R)
• M12: 24,478,400 km (0.111 R)
• M13: 26,327,729 km (0.095 R)
• M14: 27,668,126 km (0.094 R)
• M15: 28,965,589 km (0.072 R)
• M16: 29,942,612 km (0.059 R)

Asteroid Belt

Center: 7.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.6

Radius: 13.5

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.22 AU - 7.54 AU

Year: 7112 Days

Day: 13.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,044,900 km

• M1: 170,691 km (0.089 R)
• M2: 600,336 km (0.074 R)
• M3: 1,824,645 km (0.108 R)
• M4: 2,448,618 km (0.063 R)
• M5: 3,146,642 km (0.088 R)
• M6: 4,622,425 km (0.106 R)
• M7: 5,123,577 km (0.047 R)
• M8: 5,595,708 km (0.114 R)
• M9: 6,235,688 km (0.104 R)
• M10: 7,151,676 km (0.054 R)
• M11: 9,205,804 km (0.082 R)
• M12: 13,072,311 km (0.119 R)
• M13: 14,571,431 km (0.113 R)
• M14: 16,249,171 km (0.049 R)
• M15: 17,413,641 km (0.04 R)
• M16: 18,486,706 km (0.101 R)
• M17: 19,603,455 km (0.114 R)
• M18: 20,843,621 km (0.116 R)
• M19: 24,789,564 km (0.118 R)
• M20: 26,890,965 km (0.115 R)
• M21: 27,553,534 km (0.079 R)
• M22: 30,824,641 km (0.114 R)
• M23: 34,235,922 km (0.104 R)
• M24: 37,655,430 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234

Radius: 12.5

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 7.07 AU - 9.31 AU

Year: 8315 Days

Day: 11.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,044,900 km

• M1: 161,865 km (0.095 R)
• M2: 616,044 km (0.08 R)
• M3: 1,025,045 km (0.073 R)
• M4: 1,930,860 km (0.08 R)
• M5: 3,215,457 km (0.054 R)
• M6: 5,613,810 km (0.119 R)
• M7: 6,521,719 km (0.106 R)
• M8: 9,795,818 km (0.112 R)
• M9: 11,858,324 km (0.105 R)
• M10: 14,358,553 km (0.105 R)
• M11: 17,376,241 km (0.085 R)
• M12: 19,832,788 km (0.086 R)
• M13: 21,570,218 km (0.119 R)
• M14: 24,557,687 km (0.079 R)
• M15: 25,988,142 km (0.055 R)
• M16: 29,014,357 km (0.104 R)
• M17: 29,452,530 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.4

Radius: 10.1

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 11.5 AU - 13.82 AU

Year: 15980 Days

Day: 8.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,044,900 km

• M1: 127,457 km (0.107 R)
• M2: 604,375 km (0.106 R)
• M3: 1,034,320 km (0.034 R)
• M4: 1,873,265 km (0.109 R)
• M5: 3,088,747 km (0.097 R)
• M6: 3,747,127 km (0.076 R)
• M7: 5,685,916 km (0.056 R)
• M8: 6,938,948 km (0.072 R)
• M9: 7,726,132 km (0.067 R)
• M10: 9,644,276 km (0.114 R)
• M11: 12,513,563 km (0.102 R)
• M12: 13,467,848 km (0.046 R)
• M13: 19,782,224 km (0.063 R)
• M14: 20,514,655 km (0.079 R)
• M15: 20,887,603 km (0.063 R)
• M16: 23,322,158 km (0.107 R)
• M17: 31,627,533 km (0.101 R)
• M18: 34,826,683 km (0.034 R)
• M19: 35,357,756 km (0.094 R)
• M20: 36,846,255 km (0.108 R)
• M21: 37,815,051 km (0.078 R)
• M22: 46,185,051 km (0.089 R)
• M23: 55,891,560 km (0.117 R)
• M24: 59,595,753 km (0.118 R)
• M25: 63,263,444 km (0.098 R)
• M26: 66,466,484 km (0.12 R)
• M27: 67,283,737 km (0.073 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 17,285 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit