🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.5 AU - 0.8 AU

Year: 192 Days

Day: 46.9 Hours

Environment

Temp: 145 °C

Axial Tilt: 101.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 111,923,635 km

• M1: 61,485 km (0.073 R)
• M2: 369,058 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.52 AU - 0.8 AU

Year: 197 Days

Day: 35.1 Hours

Environment

Temp: 193 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.68 AU - 0.92 AU

Year: 263 Days

Day: 32.5 Hours

Environment

Temp: 109 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.82 AU - 1.12 AU

Year: 351 Days

Day: 33.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.89 AU - 1.12 AU

Year: 367 Days

Day: 38.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.9 AU - 1.32 AU

Year: 429 Days

Day: 22 Hours

Environment

Temp: 10 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 7 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.78 AU - 2.94 AU

Year: 1776 Days

Day: 29 Hours

Environment

Temp: -90 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.54 AU - 4.36 AU

Year: 2882 Days

Day: 40.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.1

Radius: 13.6

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.55 AU - 4.91 AU

Year: 3776 Days

Day: 11.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 111,923,635 km

• M1: 169,195 km (0.051 R)
• M2: 638,933 km (0.066 R)
• M3: 1,062,594 km (0.093 R)
• M4: 1,951,953 km (0.09 R)
• M5: 2,532,243 km (0.079 R)
• M6: 4,183,804 km (0.084 R)
• M7: 4,642,620 km (0.086 R)
• M8: 7,170,525 km (0.095 R)
• M9: 8,965,700 km (0.096 R)
• M10: 10,468,709 km (0.045 R)
• M11: 11,762,881 km (0.09 R)
• M12: 12,217,209 km (0.082 R)
• M13: 15,049,546 km (0.077 R)
• M14: 16,286,271 km (0.088 R)
• M15: 17,912,550 km (0.05 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948

Radius: 6.8

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 14.4 AU - 23.54 AU

Year: 30330 Days

Day: 19.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 111,923,635 km

• M1: 84,672 km (0.102 R)
• M2: 359,783 km (0.102 R)
• M3: 876,195 km (0.078 R)
• M4: 1,592,320 km (0.119 R)
• M5: 1,832,125 km (0.109 R)
• M6: 2,812,141 km (0.106 R)
• M7: 3,044,167 km (0.073 R)
• M8: 3,818,486 km (0.092 R)
• M9: 4,480,307 km (0.115 R)
• M10: 5,841,946 km (0.104 R)
• M11: 6,269,946 km (0.063 R)
• M12: 7,242,332 km (0.108 R)
• M13: 8,020,391 km (0.051 R)
• M14: 9,676,589 km (0.119 R)
• M15: 11,770,360 km (0.108 R)
• M16: 13,081,885 km (0.108 R)
• M17: 15,629,238 km (0.117 R)
• M18: 16,547,020 km (0.109 R)
• M19: 21,457,271 km (0.085 R)
• M20: 23,761,827 km (0.065 R)
• M21: 36,189,370 km (0.106 R)
• M22: 37,145,151 km (0.115 R)
• M23: 45,957,812 km (0.096 R)
• M24: 49,958,508 km (0.032 R)
• M25: 53,772,805 km (0.12 R)
• M26: 57,776,642 km (0.094 R)
• M27: 61,298,924 km (0.083 R)
• M28: 67,562,737 km (0.092 R)
• M29: 69,010,395 km (0.058 R)
• M30: 75,522,989 km (0.089 R)
• M31: 76,040,298 km (0.111 R)
• M32: 94,466,567 km (0.101 R)
• M33: 97,188,949 km (0.049 R)
• M34: 99,963,092 km (0.095 R)
• M35: 101,526,989 km (0.096 R)
• M36: 101,841,742 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 11,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit