🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.55 AU - 0.87 AU

Year: 217 Days

Day: 27 Hours

Environment

Temp: 136 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.98 AU - 1.34 AU

Year: 454 Days

Day: 16.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 34,990,883 km

• M1: 356,342 km (0.085 R)
• M2: 374,593 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.21 AU - 1.53 AU

Year: 583 Days

Day: 27.2 Hours

Environment

Temp: -20 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 34,990,883 km

• M1: 222,751 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.19 AU - 1.89 AU

Year: 695 Days

Day: 22.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.47 AU - 1.77 AU

Year: 749 Days

Day: 25.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.73 AU - 2.81 AU

Year: 1676 Days

Day: 35.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,990,883 km

• M1: 221,106 km (0.057 R)

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.1

Radius: 8.5

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.83 AU - 8.33 AU

Year: 7585 Days

Day: 5.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,990,883 km

• M1: 107,411 km (0.042 R)
• M2: 423,811 km (0.113 R)
• M3: 703,708 km (0.057 R)
• M4: 1,293,124 km (0.109 R)
• M5: 2,451,311 km (0.056 R)
• M6: 3,208,575 km (0.064 R)
• M7: 3,606,954 km (0.04 R)
• M8: 5,388,216 km (0.029 R)
• M9: 8,779,151 km (0.055 R)
• M10: 17,832,066 km (0.086 R)
• M11: 19,011,945 km (0.116 R)
• M12: 19,875,573 km (0.069 R)
• M13: 20,915,877 km (0.066 R)
• M14: 22,148,713 km (0.117 R)
• M15: 32,877,872 km (0.116 R)
• M16: 33,288,817 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912

Radius: 12.2

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.74 AU - 9.48 AU

Year: 7630 Days

Day: 5.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,990,883 km

• M1: 151,692 km (0.118 R)
• M2: 587,770 km (0.112 R)
• M3: 3,023,523 km (0.092 R)
• M4: 4,312,159 km (0.111 R)
• M5: 4,824,531 km (0.051 R)
• M6: 5,538,263 km (0.105 R)
• M7: 5,937,988 km (0.075 R)
• M8: 6,464,722 km (0.101 R)
• M9: 10,407,823 km (0.073 R)
• M10: 11,600,118 km (0.119 R)
• M11: 13,171,943 km (0.066 R)
• M12: 13,646,019 km (0.1 R)
• M13: 15,789,606 km (0.104 R)
• M14: 16,257,399 km (0.046 R)
• M15: 20,418,165 km (0.028 R)
• M16: 22,115,203 km (0.098 R)
• M17: 23,904,393 km (0.115 R)
• M18: 25,513,169 km (0.099 R)
• M19: 25,972,734 km (0.093 R)
• M20: 27,288,596 km (0.066 R)
• M21: 27,769,105 km (0.089 R)
• M22: 28,157,610 km (0.085 R)
• M23: 29,647,007 km (0.094 R)
• M24: 31,083,894 km (0.098 R)
• M25: 33,764,389 km (0.098 R)
• M26: 35,902,143 km (0.108 R)
• M27: 39,581,353 km (0.062 R)
• M28: 40,321,413 km (0.068 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.2

Radius: 13.2

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.09 AU - 10.55 AU

Year: 10341 Days

Day: 5.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,990,883 km

• M1: 164,109 km (0.096 R)
• M2: 688,898 km (0.042 R)
• M3: 2,343,301 km (0.106 R)
• M4: 3,030,853 km (0.032 R)
• M5: 3,803,077 km (0.08 R)
• M6: 9,123,675 km (0.081 R)
• M7: 10,040,859 km (0.072 R)
• M8: 11,855,631 km (0.091 R)
• M9: 14,564,849 km (0.084 R)
• M10: 15,271,998 km (0.027 R)
• M11: 17,663,170 km (0.07 R)
• M12: 20,879,973 km (0.107 R)
• M13: 22,861,247 km (0.087 R)
• M14: 26,063,988 km (0.032 R)
• M15: 28,998,500 km (0.104 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 14,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit