🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.75 AU - 0.89 AU

Year: 269 Days

Day: 23.3 Hours

Environment

Temp: 145 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.22 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.51 AU - 1.71 AU

Year: 739 Days

Day: 18 Hours

Environment

Temp: -44 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,326,828 km

• M1: 615,296 km (0.067 R)
• M2: 866,172 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.46 AU - 2.18 AU

Year: 888 Days

Day: 29.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.8 AU - 2.16 AU

Year: 1008 Days

Day: 39.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.69 AU - 3.41 AU

Year: 1926 Days

Day: 21.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.75 AU - 3.77 AU

Year: 2129 Days

Day: 13.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,326,828 km

• M1: 1,139,487 km (0.056 R)

Asteroid Belt

Center: 4.05 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.61 AU - 5.07 AU

Year: 3851 Days

Day: 26 Hours

Environment

Temp: -144 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.7

Radius: 8.7

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.91 AU - 6.25 AU

Year: 4141 Days

Day: 10.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,326,828 km

• M1: 108,159 km (0.07 R)
• M2: 613,052 km (0.082 R)
• M3: 1,045,390 km (0.067 R)
• M4: 1,367,773 km (0.061 R)
• M5: 1,732,643 km (0.098 R)
• M6: 2,189,963 km (0.065 R)
• M7: 2,532,991 km (0.085 R)
• M8: 3,580,475 km (0.04 R)
• M9: 4,080,731 km (0.05 R)
• M10: 4,370,801 km (0.063 R)
• M11: 5,809,334 km (0.097 R)
• M12: 6,293,732 km (0.073 R)
• M13: 7,441,148 km (0.114 R)
• M14: 8,758,806 km (0.094 R)
• M15: 9,550,478 km (0.063 R)
• M16: 10,430,113 km (0.091 R)
• M17: 11,670,878 km (0.106 R)
• M18: 13,103,128 km (0.109 R)
• M19: 14,443,076 km (0.113 R)
• M20: 16,932,534 km (0.113 R)
• M21: 17,277,058 km (0.071 R)
• M22: 18,580,504 km (0.059 R)
• M23: 20,787,372 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.6

Radius: 10.5

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.68 AU - 9.16 AU

Year: 9635 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,326,828 km

• M1: 132,843 km (0.091 R)
• M2: 534,064 km (0.05 R)
• M3: 1,100,741 km (0.076 R)
• M4: 1,961,228 km (0.088 R)
• M5: 2,752,302 km (0.025 R)
• M6: 4,051,559 km (0.084 R)
• M7: 4,488,834 km (0.106 R)
• M8: 5,266,743 km (0.082 R)
• M9: 5,890,416 km (0.103 R)
• M10: 6,309,141 km (0.117 R)
• M11: 7,768,019 km (0.083 R)
• M12: 8,532,763 km (0.047 R)
• M13: 9,346,725 km (0.065 R)
• M14: 9,966,210 km (0.048 R)
• M15: 11,825,263 km (0.095 R)
• M16: 14,903,389 km (0.116 R)
• M17: 18,258,719 km (0.12 R)
• M18: 23,967,972 km (0.095 R)
• M19: 24,947,390 km (0.084 R)
• M20: 26,513,380 km (0.114 R)
• M21: 30,249,138 km (0.082 R)
• M22: 32,349,642 km (0.067 R)
• M23: 39,723,471 km (0.105 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 15,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit