🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.54 AU - 0.7 AU

Year: 182 Days

Day: 20.2 Hours

Environment

Temp: 209 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,459,903 km

• M1: 30,817 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.73 AU - 0.75 AU

Year: 237 Days

Day: 46.7 Hours

Environment

Temp: 174 °C

Axial Tilt: 150.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.73 AU - 0.75 AU

Year: 237 Days

Day: 42.8 Hours

Environment

Temp: 99 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,459,903 km

• M1: 318,943 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.75 AU - 1.07 AU

Year: 324 Days

Day: 25.9 Hours

Environment

Temp: 37 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.03 AU - 1.69 AU

Year: 591 Days

Day: 41.1 Hours

Environment

Temp: -24 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.64 AU - 3.66 AU

Year: 2084 Days

Day: 44.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,459,903 km

• M1: 29,172 km (0.054 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.8 AU - 4.34 AU

Year: 2515 Days

Day: 30.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.6 AU - 3.86 AU

Year: 2685 Days

Day: 21 Hours

Environment

Temp: -127 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.4

Radius: 9.1

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.14 AU - 8.2 AU

Year: 7157 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,459,903 km

• M1: 113,246 km (0.052 R)
• M2: 399,426 km (0.092 R)
• M3: 723,455 km (0.12 R)
• M4: 2,048,743 km (0.107 R)
• M5: 3,173,120 km (0.083 R)
• M6: 3,764,481 km (0.115 R)
• M7: 4,324,725 km (0.096 R)
• M8: 4,638,581 km (0.09 R)
• M9: 5,224,556 km (0.118 R)
• M10: 5,611,416 km (0.078 R)
• M11: 5,985,411 km (0.088 R)
• M12: 10,887,733 km (0.089 R)
• M13: 13,621,485 km (0.113 R)
• M14: 14,998,084 km (0.081 R)
• M15: 16,089,700 km (0.028 R)
• M16: 16,782,488 km (0.07 R)
• M17: 17,825,334 km (0.112 R)
• M18: 18,567,041 km (0.11 R)
• M19: 19,540,474 km (0.105 R)
• M20: 20,694,322 km (0.118 R)
• M21: 23,938,352 km (0.073 R)
• M22: 25,258,703 km (0.043 R)
• M23: 26,108,120 km (0.081 R)
• M24: 26,976,386 km (0.034 R)
• M25: 30,262,452 km (0.119 R)
• M26: 30,643,179 km (0.092 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 8.1

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.58 AU - 7.92 AU

Year: 8043 Days

Day: 13.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,459,903 km

• M1: 102,624 km (0.118 R)
• M2: 663,467 km (0.119 R)
• M3: 1,602,941 km (0.101 R)
• M4: 2,007,903 km (0.118 R)
• M5: 3,452,719 km (0.041 R)
• M6: 4,239,155 km (0.068 R)
• M7: 6,023,259 km (0.111 R)
• M8: 6,339,210 km (0.087 R)
• M9: 6,740,282 km (0.06 R)
• M10: 11,150,427 km (0.11 R)
• M11: 12,008,221 km (0.092 R)
• M12: 19,134,316 km (0.061 R)
• M13: 20,050,303 km (0.05 R)
• M14: 21,155,383 km (0.107 R)
• M15: 25,253,168 km (0.069 R)
• M16: 25,799,948 km (0.111 R)
• M17: 26,168,707 km (0.095 R)
• M18: 28,949,282 km (0.088 R)
• M19: 32,345,902 km (0.062 R)
• M20: 34,528,834 km (0.105 R)
• M21: 35,202,473 km (0.086 R)
• M22: 38,103,625 km (0.107 R)
• M23: 42,812,816 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 16,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit