🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.85 AU

Year: 204 Days

Day: 36.8 Hours

Environment

Temp: 159 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,385,678 km

• M1: 261,796 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.79 AU - 1.19 AU

Year: 351 Days

Day: 32.6 Hours

Environment

Temp: 95 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.06 AU - 1.34 AU

Year: 469 Days

Day: 40.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.24 AU - 1.44 AU

Year: 553 Days

Day: 20.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.44 AU - 2.18 AU

Year: 868 Days

Day: 29.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.78 AU - 4.62 AU

Year: 3068 Days

Day: 24.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.95 AU - 5.47 AU

Year: 3644 Days

Day: 14.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 180 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,385,678 km

• M1: 38,297 km (0.09 R)
• M2: 1,899,444 km (0.114 R)

Asteroid Belt

Center: 7.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.8

Radius: 14.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.59 AU - 12.35 AU

Year: 11221 Days

Day: 11.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,385,678 km

• M1: 184,305 km (0.036 R)
• M2: 665,411 km (0.083 R)
• M3: 1,741,618 km (0.095 R)
• M4: 3,420,555 km (0.115 R)
• M5: 4,107,060 km (0.113 R)
• M6: 7,370,986 km (0.071 R)
• M7: 8,807,126 km (0.057 R)
• M8: 10,796,778 km (0.089 R)
• M9: 11,325,756 km (0.11 R)
• M10: 15,527,960 km (0.102 R)
• M11: 16,078,779 km (0.111 R)
• M12: 19,310,392 km (0.097 R)
• M13: 22,098,149 km (0.078 R)
• M14: 25,396,183 km (0.078 R)
• M15: 25,904,966 km (0.12 R)
• M16: 27,118,504 km (0.105 R)
• M17: 28,098,370 km (0.093 R)
• M18: 34,584,036 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.9

Radius: 4.1

Gravity: 35.09 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.97 AU - 17.77 AU

Year: 22535 Days

Day: 21.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 78,385,678 km

• M1: 51,013 km (0.093 R)
• M2: 179,667 km (0.098 R)
• M3: 449,542 km (0.102 R)
• M4: 840,441 km (0.104 R)
• M5: 1,922,183 km (0.09 R)
• M6: 2,166,028 km (0.112 R)
• M7: 2,317,570 km (0.101 R)
• M8: 2,969,667 km (0.108 R)
• M9: 3,267,666 km (0.108 R)
• M10: 4,051,110 km (0.088 R)
• M11: 5,178,031 km (0.103 R)
• M12: 5,649,863 km (0.106 R)
• M13: 6,454,550 km (0.033 R)
• M14: 7,236,947 km (0.116 R)
• M15: 7,725,683 km (0.051 R)
• M16: 9,210,741 km (0.119 R)
• M17: 13,226,546 km (0.075 R)
• M18: 14,179,634 km (0.086 R)
• M19: 14,943,182 km (0.1 R)
• M20: 15,493,702 km (0.108 R)
• M21: 16,385,904 km (0.048 R)
• M22: 17,397,784 km (0.058 R)
• M23: 18,361,343 km (0.101 R)
• M24: 18,992,646 km (0.11 R)
• M25: 23,087,589 km (0.107 R)
• M26: 30,775,723 km (0.059 R)
• M27: 32,441,944 km (0.057 R)
• M28: 33,763,791 km (0.104 R)
• M29: 36,939,604 km (0.058 R)
• M30: 38,672,994 km (0.06 R)
• M31: 39,114,757 km (0.081 R)
• M32: 42,926,959 km (0.101 R)
• M33: 47,482,364 km (0.088 R)
• M34: 51,991,244 km (0.096 R)
• M35: 54,717,964 km (0.107 R)
• M36: 56,398,996 km (0.094 R)
• M37: 65,739,438 km (0.086 R)
• M38: 67,001,296 km (0.114 R)
• M39: 71,988,141 km (0.088 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 17,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit