🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.51 AU - 0.55 AU

Year: 140 Days

Day: 24.4 Hours

Environment

Temp: 211 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.51 AU - 0.81 AU

Year: 194 Days

Day: 46.7 Hours

Environment

Temp: 187 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.93 AU - 1.41 AU

Year: 458 Days

Day: 31.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 17,969,806 km

• M1: 56,249 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.33 AU - 1.73 AU

Year: 684 Days

Day: 23.8 Hours

Environment

Temp: -26 °C

Axial Tilt: 65 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,969,806 km

• M1: 261,647 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.55 AU - 2.19 AU

Year: 925 Days

Day: 45.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.57 AU - 3.93 AU

Year: 2626 Days

Day: 33.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.6

Radius: 12.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.04 AU - 6.36 AU

Year: 4922 Days

Day: 11.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,969,806 km

• M1: 162,762 km (0.116 R)
• M2: 1,268,440 km (0.084 R)
• M3: 2,031,988 km (0.093 R)
• M4: 2,477,640 km (0.058 R)
• M5: 3,007,815 km (0.092 R)
• M6: 3,678,163 km (0.12 R)
• M7: 4,178,867 km (0.116 R)
• M8: 4,776,959 km (0.054 R)
• M9: 5,575,363 km (0.106 R)
• M10: 6,954,655 km (0.088 R)
• M11: 7,367,695 km (0.085 R)
• M12: 8,864,871 km (0.053 R)
• M13: 9,812,872 km (0.105 R)
• M14: 12,254,160 km (0.098 R)
• M15: 12,909,997 km (0.087 R)
• M16: 14,905,633 km (0.095 R)
• M17: 20,394,678 km (0.083 R)
• M18: 22,191,797 km (0.12 R)

Asteroid Belt

Center: 6.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.6

Radius: 11.9

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.23 AU - 6.99 AU

Year: 6146 Days

Day: 8.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,969,806 km

• M1: 148,401 km (0.104 R)
• M2: 835,803 km (0.119 R)
• M3: 1,392,906 km (0.069 R)
• M4: 1,885,980 km (0.07 R)
• M5: 3,521,085 km (0.103 R)
• M6: 5,360,391 km (0.092 R)
• M7: 8,766,286 km (0.077 R)
• M8: 9,295,413 km (0.05 R)
• M9: 9,932,401 km (0.114 R)
• M10: 10,507,904 km (0.093 R)
• M11: 14,607,933 km (0.079 R)
• M12: 20,435,069 km (0.11 R)
• M13: 20,933,230 km (0.106 R)
• M14: 23,007,853 km (0.104 R)
• M15: 25,460,810 km (0.05 R)
• M16: 27,735,146 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.7

Radius: 11.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.68 AU - 8.82 AU

Year: 7803 Days

Day: 10.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,969,806 km

• M1: 144,212 km (0.092 R)
• M2: 700,716 km (0.113 R)
• M3: 1,563,148 km (0.065 R)
• M4: 2,384,440 km (0.084 R)
• M5: 2,797,480 km (0.119 R)
• M6: 4,678,973 km (0.105 R)
• M7: 5,174,441 km (0.077 R)
• M8: 6,740,132 km (0.077 R)
• M9: 8,569,564 km (0.106 R)
• M10: 9,082,685 km (0.102 R)
• M11: 10,312,380 km (0.09 R)
• M12: 11,004,569 km (0.116 R)
• M13: 11,457,551 km (0.118 R)
• M14: 12,200,305 km (0.032 R)
• M15: 16,210,126 km (0.103 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 14.9

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.69 AU - 9.19 AU

Year: 8868 Days

Day: 14.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 17,969,806 km

• M1: 203,154 km (0.078 R)
• M2: 859,889 km (0.063 R)
• M3: 1,402,031 km (0.113 R)
• M4: 2,395,062 km (0.079 R)
• M5: 4,738,961 km (0.05 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 11,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit