🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.56 AU - 0.66 AU

Year: 174 Days

Day: 12.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,253,471 km

• M1: 196,422 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.79 AU - 1.01 AU

Year: 312 Days

Day: 42.7 Hours

Environment

Temp: 150 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.82 AU - 1.3 AU

Year: 399 Days

Day: 15.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.99 AU - 1.55 AU

Year: 523 Days

Day: 17.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,253,471 km

• M1: 69,563 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.45 AU - 1.69 AU

Year: 719 Days

Day: 37.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,253,471 km

• M1: 137,630 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.75 AU - 3.15 AU

Year: 1851 Days

Day: 46.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.05 AU - 4.81 AU

Year: 2846 Days

Day: 13.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,253,471 km

• M1: 217,366 km (0.032 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4 AU - 4.34 AU

Year: 3110 Days

Day: 37.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.3

Radius: 12.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.06 AU - 8.5 AU

Year: 7174 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,253,471 km

• M1: 160,519 km (0.081 R)
• M2: 576,700 km (0.076 R)
• M3: 1,114,355 km (0.063 R)
• M4: 1,783,655 km (0.107 R)
• M5: 2,598,964 km (0.099 R)
• M6: 3,512,857 km (0.067 R)
• M7: 4,852,357 km (0.083 R)
• M8: 5,654,201 km (0.106 R)
• M9: 8,722,304 km (0.082 R)
• M10: 12,980,009 km (0.075 R)
• M11: 15,932,472 km (0.045 R)
• M12: 17,565,184 km (0.041 R)
• M13: 19,668,380 km (0.026 R)
• M14: 24,118,618 km (0.114 R)
• M15: 24,538,389 km (0.077 R)
• M16: 25,565,977 km (0.113 R)
• M17: 27,342,003 km (0.102 R)
• M18: 29,964,603 km (0.115 R)
• M19: 32,139,756 km (0.05 R)
• M20: 33,891,248 km (0.119 R)
• M21: 35,380,644 km (0.104 R)
• M22: 36,141,649 km (0.119 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343

Radius: 10.2

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.29 AU - 12.31 AU

Year: 12964 Days

Day: 9.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,253,471 km

• M1: 127,158 km (0.089 R)
• M2: 493,374 km (0.08 R)
• M3: 1,005,298 km (0.117 R)
• M4: 1,369,868 km (0.076 R)
• M5: 1,793,230 km (0.115 R)
• M6: 3,080,370 km (0.085 R)
• M7: 3,518,243 km (0.066 R)
• M8: 4,076,692 km (0.11 R)
• M9: 4,605,819 km (0.113 R)
• M10: 5,600,196 km (0.061 R)
• M11: 6,582,456 km (0.093 R)
• M12: 7,967,134 km (0.103 R)
• M13: 8,750,727 km (0.029 R)
• M14: 9,114,998 km (0.1 R)
• M15: 11,250,209 km (0.088 R)
• M16: 12,235,909 km (0.106 R)
• M17: 12,924,508 km (0.103 R)
• M18: 15,939,354 km (0.085 R)
• M19: 18,118,247 km (0.053 R)
• M20: 19,088,539 km (0.093 R)
• M21: 21,051,412 km (0.066 R)
• M22: 23,492,550 km (0.107 R)
• M23: 25,836,450 km (0.118 R)
• M24: 28,530,558 km (0.091 R)
• M25: 30,254,673 km (0.089 R)
• M26: 33,354,192 km (0.084 R)
• M27: 37,250,618 km (0.109 R)
• M28: 39,555,023 km (0.046 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: 339 - 11,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit