🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.51 AU - 0.81 AU

Year: 203 Days

Day: 40.5 Hours

Environment

Temp: 190 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,835,344 km

• M1: 106,364 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.98 AU - 1.2 AU

Year: 431 Days

Day: 14 Hours

Environment

Temp: 5 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.11 AU - 1.27 AU

Year: 492 Days

Day: 24 Hours

Environment

Temp: -20 °C

Axial Tilt: 174.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,835,344 km

• M1: 216,019 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.92 AU - 2.32 AU

Year: 1169 Days

Day: 31.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.08 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.94 AU - 4.14 AU

Year: 3076 Days

Day: 18.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 12.4

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.88 AU - 5.62 AU

Year: 3921 Days

Day: 7.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,835,344 km

• M1: 154,235 km (0.118 R)
• M2: 682,914 km (0.044 R)
• M3: 1,084,285 km (0.113 R)
• M4: 1,925,923 km (0.098 R)
• M5: 2,513,843 km (0.086 R)
• M6: 4,139,523 km (0.1 R)
• M7: 4,591,159 km (0.073 R)
• M8: 5,408,861 km (0.106 R)
• M9: 6,205,320 km (0.07 R)
• M10: 6,617,163 km (0.036 R)
• M11: 7,269,110 km (0.11 R)
• M12: 8,415,329 km (0.118 R)
• M13: 10,113,265 km (0.093 R)
• M14: 11,149,828 km (0.059 R)
• M15: 12,765,336 km (0.056 R)
• M16: 13,826,434 km (0.114 R)
• M17: 14,737,634 km (0.116 R)
• M18: 15,688,478 km (0.112 R)
• M19: 16,567,515 km (0.095 R)
• M20: 17,421,270 km (0.065 R)
• M21: 19,340,312 km (0.085 R)
• M22: 20,869,501 km (0.11 R)
• M23: 22,135,997 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.3

Radius: 13.5

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.67 AU - 7.01 AU

Year: 6775 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,835,344 km

• M1: 169,794 km (0.083 R)
• M2: 638,035 km (0.108 R)
• M3: 1,308,084 km (0.099 R)
• M4: 2,078,214 km (0.101 R)
• M5: 2,531,645 km (0.095 R)
• M6: 3,415,170 km (0.089 R)
• M7: 4,631,550 km (0.089 R)
• M8: 5,354,856 km (0.106 R)
• M9: 6,810,293 km (0.051 R)
• M10: 7,825,764 km (0.094 R)
• M11: 9,648,315 km (0.073 R)
• M12: 12,863,472 km (0.09 R)
• M13: 14,712,951 km (0.1 R)
• M14: 15,575,682 km (0.057 R)
• M15: 16,602,521 km (0.083 R)
• M16: 17,537,508 km (0.059 R)
• M17: 18,507,501 km (0.062 R)
• M18: 22,026,491 km (0.101 R)
• M19: 24,238,146 km (0.107 R)
• M20: 27,873,973 km (0.076 R)
• M21: 30,065,282 km (0.111 R)
• M22: 34,359,489 km (0.101 R)
• M23: 36,319,072 km (0.086 R)
• M24: 38,237,216 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.8

Radius: 7.7

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 12.91 AU - 19.95 AU

Year: 25223 Days

Day: 18.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,835,344 km

• M1: 95,743 km (0.101 R)
• M2: 436,826 km (0.077 R)
• M3: 896,839 km (0.086 R)
• M4: 1,483,263 km (0.095 R)
• M5: 3,783,629 km (0.066 R)
• M6: 10,069,881 km (0.079 R)
• M7: 10,560,413 km (0.104 R)
• M8: 12,824,277 km (0.033 R)
• M9: 14,450,556 km (0.071 R)
• M10: 17,575,506 km (0.108 R)
• M11: 17,928,706 km (0.09 R)
• M12: 21,826,030 km (0.057 R)
• M13: 26,024,794 km (0.096 R)
• M14: 32,419,355 km (0.095 R)
• M15: 36,690,374 km (0.103 R)
• M16: 39,334,666 km (0.093 R)
• M17: 43,858,057 km (0.082 R)
• M18: 69,735,496 km (0.095 R)
• M19: 75,391,642 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 19,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit