🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.44 AU - 0.6 AU

Year: 138 Days

Day: 20.8 Hours

Environment

Temp: 217 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.57 AU - 0.87 AU

Year: 224 Days

Day: 17.2 Hours

Environment

Temp: 130 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.01 AU - 1.23 AU

Year: 435 Days

Day: 41 Hours

Environment

Temp: -2 °C

Axial Tilt: 20.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,701,566 km

• M1: 273,764 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.2 AU - 1.56 AU

Year: 595 Days

Day: 40.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.65 AU - 2.55 AU

Year: 1117 Days

Day: 23.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,701,566 km

• M1: 39,494 km (0.089 R)
• M2: 200,162 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.7 AU - 4.56 AU

Year: 3081 Days

Day: 33.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.9

Radius: 6.1

Gravity: 19.48 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.78 AU - 17.36 AU

Year: 23648 Days

Day: 16 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,701,566 km

• M1: 75,846 km (0.119 R)
• M2: 548,127 km (0.062 R)
• M3: 748,289 km (0.108 R)
• M4: 1,116,150 km (0.118 R)
• M5: 1,495,380 km (0.108 R)
• M6: 2,631,576 km (0.064 R)
• M7: 2,994,949 km (0.108 R)
• M8: 3,726,633 km (0.086 R)
• M9: 4,866,868 km (0.091 R)
• M10: 6,772,744 km (0.03 R)
• M11: 6,963,182 km (0.044 R)
• M12: 7,505,475 km (0.112 R)
• M13: 10,839,263 km (0.117 R)
• M14: 11,702,593 km (0.096 R)
• M15: 12,046,518 km (0.116 R)
• M16: 17,418,428 km (0.09 R)
• M17: 17,686,657 km (0.062 R)
• M18: 18,786,949 km (0.063 R)
• M19: 20,225,782 km (0.094 R)
• M20: 20,422,952 km (0.108 R)
• M21: 22,572,075 km (0.068 R)
• M22: 23,212,653 km (0.11 R)
• M23: 24,642,360 km (0.101 R)
• M24: 26,363,633 km (0.105 R)
• M25: 29,534,509 km (0.097 R)
• M26: 38,554,513 km (0.118 R)
• M27: 41,026,318 km (0.097 R)
• M28: 41,819,935 km (0.057 R)
• M29: 45,941,955 km (0.115 R)
• M30: 49,072,141 km (0.076 R)
• M31: 63,226,044 km (0.106 R)
• M32: 67,971,139 km (0.106 R)
• M33: 76,716,780 km (0.112 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: 277 - 18,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit