🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.82 AU - 1 AU

Year: 319 Days

Day: 19 Hours

Environment

Temp: 76 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,308,494 km

• M1: 38,746 km (0.049 R)
• M2: 227,538 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.86 AU - 1 AU

Year: 329 Days

Day: 33.3 Hours

Environment

Temp: 76 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.9 AU - 1.42 AU

Year: 459 Days

Day: 46.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 55,308,494 km

• M1: 24,684 km (0.112 R)
• M2: 408,103 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.58 AU - 1.64 AU

Year: 750 Days

Day: 41.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.8 AU - 3.62 AU

Year: 2111 Days

Day: 16.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,308,494 km

• M1: 13,165 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.77 AU - 5.31 AU

Year: 3551 Days

Day: 24.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.62 AU - 4.8 AU

Year: 3752 Days

Day: 17.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.7

Radius: 13.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5 AU - 6.5 AU

Year: 5061 Days

Day: 12.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,308,494 km

• M1: 168,298 km (0.114 R)
• M2: 1,049,728 km (0.1 R)
• M3: 1,487,003 km (0.073 R)
• M4: 2,375,016 km (0.06 R)
• M5: 4,489,432 km (0.065 R)
• M6: 5,407,813 km (0.119 R)
• M7: 5,834,467 km (0.062 R)
• M8: 7,192,516 km (0.108 R)
• M9: 7,616,925 km (0.116 R)
• M10: 8,317,791 km (0.046 R)
• M11: 9,557,359 km (0.088 R)
• M12: 10,488,157 km (0.113 R)
• M13: 10,995,593 km (0.053 R)
• M14: 11,560,475 km (0.116 R)
• M15: 12,573,851 km (0.079 R)
• M16: 16,175,719 km (0.098 R)
• M17: 19,525,215 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.3

Radius: 14.1

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 10.13 AU - 10.61 AU

Year: 12259 Days

Day: 11.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,308,494 km

• M1: 175,329 km (0.102 R)
• M2: 1,786,199 km (0.112 R)
• M3: 2,266,707 km (0.077 R)
• M4: 3,321,671 km (0.09 R)
• M5: 4,115,886 km (0.05 R)
• M6: 5,066,581 km (0.056 R)
• M7: 6,349,233 km (0.098 R)
• M8: 7,403,150 km (0.098 R)
• M9: 8,017,249 km (0.11 R)
• M10: 8,570,612 km (0.113 R)
• M11: 10,711,507 km (0.112 R)
• M12: 11,441,096 km (0.091 R)
• M13: 12,875,141 km (0.039 R)
• M14: 14,425,872 km (0.1 R)
• M15: 17,587,623 km (0.086 R)
• M16: 19,824,859 km (0.1 R)
• M17: 20,839,582 km (0.036 R)
• M18: 35,734,743 km (0.106 R)
• M19: 36,230,959 km (0.099 R)
• M20: 40,770,656 km (0.117 R)
• M21: 41,722,098 km (0.059 R)
• M22: 42,827,477 km (0.087 R)
• M23: 46,261,047 km (0.08 R)
• M24: 48,044,703 km (0.105 R)
• M25: 54,158,768 km (0.03 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 10,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit