🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.45 AU - 0.57 AU

Year: 134 Days

Day: 17.3 Hours

Environment

Temp: 203 °C

Axial Tilt: 43.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,958,321 km

• M1: 28,274 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.63 AU - 0.75 AU

Year: 211 Days

Day: 29.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,958,321 km

• M1: 32,164 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.92 AU - 1.22 AU

Year: 408 Days

Day: 44.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 41,958,321 km

• M1: 38,746 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.26 AU - 1.38 AU

Year: 560 Days

Day: 34.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.07 AU - 1.61 AU

Year: 572 Days

Day: 26.2 Hours

Environment

Temp: -21 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.07 AU - 3.09 AU

Year: 1529 Days

Day: 40.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,958,321 km

• M1: 87,066 km (0.056 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.12 AU - 4.72 AU

Year: 2864 Days

Day: 35.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116

Radius: 14.7

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.13 AU - 8.01 AU

Year: 6936 Days

Day: 7.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,958,321 km

• M1: 183,557 km (0.087 R)
• M2: 700,866 km (0.079 R)
• M3: 1,200,972 km (0.117 R)
• M4: 2,334,924 km (0.096 R)
• M5: 2,882,901 km (0.094 R)
• M6: 3,354,433 km (0.119 R)
• M7: 3,997,106 km (0.085 R)
• M8: 5,211,242 km (0.101 R)
• M9: 5,891,463 km (0.076 R)
• M10: 6,573,630 km (0.098 R)
• M11: 7,870,344 km (0.093 R)
• M12: 9,994,484 km (0.115 R)
• M13: 10,688,618 km (0.102 R)
• M14: 13,886,273 km (0.098 R)
• M15: 14,556,172 km (0.11 R)
• M16: 16,856,688 km (0.109 R)
• M17: 17,674,839 km (0.106 R)
• M18: 19,986,276 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.7

Radius: 13.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.05 AU - 11.57 AU

Year: 11337 Days

Day: 10.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,958,321 km

• M1: 171,738 km (0.064 R)
• M2: 719,715 km (0.104 R)
• M3: 1,891,216 km (0.108 R)
• M4: 2,669,125 km (0.117 R)
• M5: 3,804,274 km (0.047 R)
• M6: 5,157,686 km (0.097 R)
• M7: 6,050,935 km (0.117 R)
• M8: 6,745,667 km (0.119 R)
• M9: 9,521,605 km (0.069 R)
• M10: 10,820,564 km (0.095 R)
• M11: 12,681,711 km (0.113 R)
• M12: 20,220,396 km (0.045 R)
• M13: 21,919,828 km (0.109 R)
• M14: 22,804,400 km (0.091 R)
• M15: 27,082,301 km (0.055 R)
• M16: 30,034,465 km (0.063 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.5

Radius: 14.1

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 10.48 AU - 12.5 AU

Year: 14370 Days

Day: 13.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,958,321 km

• M1: 175,329 km (0.113 R)
• M2: 797,357 km (0.078 R)
• M3: 1,303,446 km (0.054 R)
• M4: 1,982,172 km (0.073 R)
• M5: 4,796,257 km (0.104 R)
• M6: 5,620,691 km (0.054 R)
• M7: 6,084,295 km (0.062 R)
• M8: 8,412,337 km (0.104 R)
• M9: 11,231,509 km (0.051 R)
• M10: 12,242,491 km (0.095 R)
• M11: 15,129,880 km (0.073 R)
• M12: 16,765,882 km (0.107 R)
• M13: 18,589,630 km (0.088 R)
• M14: 19,549,450 km (0.056 R)
• M15: 20,233,262 km (0.116 R)
• M16: 20,932,781 km (0.12 R)
• M17: 29,334,198 km (0.091 R)
• M18: 41,458,955 km (0.028 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 14,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit