🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.45 AU - 0.61 AU

Year: 142 Days

Day: 26.8 Hours

Environment

Temp: 248 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.49 AU - 0.61 AU

Year: 150 Days

Day: 22.6 Hours

Environment

Temp: 232 °C

Axial Tilt: 90 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.64 AU - 0.7 AU

Year: 201 Days

Day: 27.7 Hours

Environment

Temp: 207 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,190,227 km

• M1: 186,848 km (0.116 R)

Asteroid Belt

Center: 0.96 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.2 AU - 1.28 AU

Year: 507 Days

Day: 25.7 Hours

Environment

Temp: -2 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.37 AU - 1.47 AU

Year: 621 Days

Day: 27.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.73 AU - 1.89 AU

Year: 894 Days

Day: 12.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.76 AU - 2.34 AU

Year: 1077 Days

Day: 29.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,190,227 km

• M1: 351,106 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.2

Radius: 12

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 10.04 AU - 12.52 AU

Year: 13907 Days

Day: 14.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,190,227 km

• M1: 189,241 km (0.083 R)
• M2: 890,107 km (0.092 R)
• M3: 1,950,158 km (0.091 R)
• M4: 2,799,724 km (0.117 R)
• M5: 4,191,882 km (0.077 R)
• M6: 4,862,828 km (0.115 R)
• M7: 5,360,241 km (0.11 R)
• M8: 6,536,081 km (0.086 R)
• M9: 7,018,982 km (0.051 R)
• M10: 7,396,717 km (0.11 R)
• M11: 9,544,494 km (0.087 R)
• M12: 11,039,425 km (0.119 R)
• M13: 16,165,845 km (0.103 R)
• M14: 22,509,992 km (0.094 R)
• M15: 24,274,498 km (0.091 R)
• M16: 27,659,300 km (0.074 R)
• M17: 29,356,189 km (0.092 R)
• M18: 30,010,081 km (0.097 R)
• M19: 37,346,809 km (0.09 R)
• M20: 41,291,555 km (0.112 R)
• M21: 41,974,919 km (0.062 R)
• M22: 42,388,557 km (0.028 R)
• M23: 47,567,037 km (0.025 R)
• M24: 50,463,251 km (0.1 R)
• M25: 53,961,149 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 68

Radius: 5.5

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 16.15 AU - 22.35 AU

Year: 31004 Days

Day: 21.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,190,227 km

• M1: 68,665 km (0.107 R)
• M2: 391,647 km (0.039 R)
• M3: 672,143 km (0.089 R)
• M4: 849,716 km (0.073 R)
• M5: 1,278,164 km (0.094 R)
• M6: 2,303,807 km (0.117 R)
• M7: 3,106,849 km (0.079 R)
• M8: 3,584,515 km (0.037 R)
• M9: 3,973,918 km (0.089 R)
• M10: 4,305,427 km (0.116 R)
• M11: 6,848,142 km (0.107 R)
• M12: 8,567,320 km (0.112 R)
• M13: 10,764,165 km (0.116 R)
• M14: 14,240,969 km (0.068 R)
• M15: 15,751,160 km (0.072 R)
• M16: 22,258,518 km (0.117 R)
• M17: 25,954,931 km (0.105 R)
• M18: 33,064,421 km (0.116 R)
• M19: 36,166,632 km (0.088 R)
• M20: 36,642,054 km (0.106 R)
• M21: 38,093,602 km (0.064 R)
• M22: 39,332,123 km (0.094 R)
• M23: 41,889,199 km (0.072 R)
• M24: 42,150,846 km (0.095 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 18,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit