🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.56 AU - 0.58 AU

Year: 160 Days

Day: 22.8 Hours

Environment

Temp: 209 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.61 AU - 0.79 AU

Year: 218 Days

Day: 24.8 Hours

Environment

Temp: 181 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.75 AU - 1.07 AU

Year: 324 Days

Day: 45.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,985,461 km

• M1: 27,376 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.18 AU - 2.82 AU

Year: 1474 Days

Day: 12.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.31 AU - 3.89 AU

Year: 2546 Days

Day: 32.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,985,461 km

• M1: 1,025,344 km (0.116 R)
• M2: 1,484,011 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.62 AU - 4.86 AU

Year: 3255 Days

Day: 36.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.3

Radius: 14.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.65 AU - 8.13 AU

Year: 8262 Days

Day: 6.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,985,461 km

• M1: 184,155 km (0.054 R)
• M2: 777,610 km (0.115 R)
• M3: 1,400,086 km (0.095 R)
• M4: 2,765,317 km (0.08 R)
• M5: 7,650,734 km (0.088 R)
• M6: 9,457,428 km (0.046 R)
• M7: 11,621,361 km (0.072 R)
• M8: 15,915,418 km (0.084 R)
• M9: 19,697,851 km (0.109 R)
• M10: 20,456,462 km (0.086 R)
• M11: 21,103,323 km (0.105 R)
• M12: 21,697,226 km (0.118 R)
• M13: 22,166,964 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.4

Radius: 5.3

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 18.45 AU - 20.47 AU

Year: 32001 Days

Day: 18.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 167.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,985,461 km

• M1: 65,973 km (0.093 R)
• M2: 251,025 km (0.11 R)
• M3: 561,441 km (0.058 R)
• M4: 770,130 km (0.118 R)
• M5: 1,661,284 km (0.111 R)
• M6: 2,079,560 km (0.098 R)
• M7: 2,497,985 km (0.084 R)
• M8: 3,613,836 km (0.086 R)
• M9: 5,135,695 km (0.049 R)
• M10: 6,221,476 km (0.083 R)
• M11: 11,161,198 km (0.094 R)
• M12: 11,975,758 km (0.102 R)
• M13: 12,896,683 km (0.084 R)
• M14: 16,491,370 km (0.082 R)
• M15: 21,261,897 km (0.06 R)
• M16: 22,706,563 km (0.101 R)
• M17: 23,302,412 km (0.077 R)
• M18: 24,837,286 km (0.062 R)
• M19: 25,363,571 km (0.117 R)
• M20: 25,897,336 km (0.114 R)
• M21: 27,431,462 km (0.115 R)
• M22: 39,758,776 km (0.095 R)
• M23: 50,812,413 km (0.107 R)
• M24: 54,612,498 km (0.12 R)
• M25: 60,282,556 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 18,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit