🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.5 AU - 0.52 AU

Year: 137 Days

Day: 27.1 Hours

Environment

Temp: 236 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 37,424,931 km

• M1: 144,960 km (0.07 R)
• M2: 306,077 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.69 AU - 0.75 AU

Year: 230 Days

Day: 38.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.2 AU - 1.22 AU

Year: 501 Days

Day: 20.9 Hours

Environment

Temp: -19 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,424,931 km

• M1: 40,092 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.25 AU - 1.93 AU

Year: 755 Days

Day: 29.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,424,931 km

• M1: 582,983 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.68 AU - 1.78 AU

Year: 857 Days

Day: 39.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.27 AU - 3.59 AU

Year: 1889 Days

Day: 42.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.22 AU - 3.7 AU

Year: 2425 Days

Day: 23.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.6

Radius: 9.1

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.93 AU - 7.51 AU

Year: 7309 Days

Day: 8.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,424,931 km

• M1: 113,096 km (0.073 R)
• M2: 417,228 km (0.108 R)
• M3: 786,286 km (0.082 R)
• M4: 1,310,926 km (0.109 R)
• M5: 1,810,284 km (0.114 R)
• M6: 2,185,774 km (0.101 R)
• M7: 3,094,731 km (0.12 R)
• M8: 4,260,547 km (0.104 R)
• M9: 6,539,821 km (0.037 R)
• M10: 6,828,096 km (0.076 R)
• M11: 8,701,510 km (0.119 R)
• M12: 10,805,753 km (0.117 R)
• M13: 13,381,081 km (0.042 R)
• M14: 15,704,934 km (0.108 R)
• M15: 17,477,370 km (0.117 R)
• M16: 19,444,881 km (0.078 R)
• M17: 20,380,167 km (0.102 R)
• M18: 22,412,454 km (0.054 R)
• M19: 24,269,861 km (0.116 R)
• M20: 25,118,679 km (0.069 R)
• M21: 25,987,245 km (0.063 R)
• M22: 26,469,398 km (0.091 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.1

Radius: 11.6

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.5 AU - 8.26 AU

Year: 7553 Days

Day: 13.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,424,931 km

• M1: 144,212 km (0.112 R)
• M2: 506,538 km (0.086 R)
• M3: 1,371,513 km (0.088 R)
• M4: 1,873,414 km (0.072 R)
• M5: 2,428,123 km (0.115 R)
• M6: 2,949,023 km (0.095 R)
• M7: 3,561,028 km (0.096 R)
• M8: 3,964,044 km (0.116 R)
• M9: 5,198,676 km (0.111 R)
• M10: 5,793,178 km (0.044 R)
• M11: 8,766,585 km (0.076 R)
• M12: 12,220,201 km (0.057 R)
• M13: 13,057,501 km (0.078 R)
• M14: 17,305,930 km (0.068 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.1

Radius: 13.2

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.3 AU - 8.42 AU

Year: 8302 Days

Day: 7.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,424,931 km

• M1: 164,109 km (0.042 R)
• M2: 617,540 km (0.042 R)
• M3: 1,091,915 km (0.07 R)
• M4: 1,515,426 km (0.078 R)
• M5: 2,129,077 km (0.112 R)
• M6: 3,147,390 km (0.092 R)
• M7: 4,441,411 km (0.099 R)
• M8: 4,934,486 km (0.119 R)
• M9: 6,031,337 km (0.086 R)
• M10: 7,359,168 km (0.098 R)
• M11: 7,816,788 km (0.055 R)
• M12: 8,538,747 km (0.098 R)
• M13: 15,883,554 km (0.106 R)
• M14: 21,162,863 km (0.074 R)
• M15: 22,565,792 km (0.039 R)
• M16: 25,297,449 km (0.109 R)
• M17: 30,038,504 km (0.036 R)
• M18: 30,817,012 km (0.116 R)
• M19: 31,409,569 km (0.066 R)
• M20: 35,448,861 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 14,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit