🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.52 AU - 0.58 AU

Year: 146 Days

Day: 39.8 Hours

Environment

Temp: 257 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.35 AU - 1.65 AU

Year: 658 Days

Day: 48 Hours

Environment

Temp: -35 °C

Axial Tilt: 176.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.07 AU - 3.11 AU

Year: 1493 Days

Day: 17.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.1

Radius: 12.3

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.06 AU - 9.44 AU

Year: 7727 Days

Day: 12.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,694,779 km

• M1: 168,597 km (0.066 R)
• M2: 958,025 km (0.068 R)
• M3: 1,354,758 km (0.084 R)
• M4: 1,946,867 km (0.039 R)
• M5: 4,711,435 km (0.116 R)
• M6: 5,253,428 km (0.08 R)
• M7: 7,962,496 km (0.103 R)
• M8: 9,179,026 km (0.114 R)
• M9: 11,160,300 km (0.113 R)
• M10: 13,253,474 km (0.053 R)
• M11: 16,496,307 km (0.056 R)
• M12: 25,884,321 km (0.098 R)
• M13: 27,402,590 km (0.106 R)
• M14: 29,699,216 km (0.04 R)
• M15: 31,362,595 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.9

Radius: 6.4

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 13.2 AU - 13.54 AU

Year: 17509 Days

Day: 24.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,694,779 km

• M1: 80,633 km (0.094 R)
• M2: 337,343 km (0.074 R)
• M3: 565,929 km (0.106 R)
• M4: 1,035,516 km (0.069 R)
• M5: 1,721,124 km (0.079 R)
• M6: 2,473,601 km (0.09 R)
• M7: 3,763,882 km (0.098 R)
• M8: 4,311,111 km (0.083 R)
• M9: 5,121,483 km (0.087 R)
• M10: 5,413,049 km (0.09 R)
• M11: 5,638,793 km (0.107 R)
• M12: 6,029,243 km (0.099 R)
• M13: 9,178,577 km (0.106 R)
• M14: 10,863,199 km (0.099 R)
• M15: 15,274,391 km (0.107 R)
• M16: 16,187,387 km (0.106 R)
• M17: 16,421,209 km (0.077 R)
• M18: 18,205,462 km (0.069 R)
• M19: 21,397,283 km (0.049 R)
• M20: 22,058,505 km (0.076 R)
• M21: 23,223,573 km (0.042 R)
• M22: 26,530,135 km (0.107 R)
• M23: 27,403,338 km (0.042 R)
• M24: 32,303,865 km (0.076 R)
• M25: 32,674,718 km (0.053 R)
• M26: 33,424,951 km (0.041 R)
• M27: 37,757,755 km (0.059 R)
• M28: 38,861,787 km (0.084 R)
• M29: 47,041,200 km (0.058 R)
• M30: 51,952,049 km (0.078 R)
• M31: 53,316,980 km (0.11 R)
• M32: 54,705,697 km (0.087 R)
• M33: 57,193,809 km (0.039 R)
• M34: 57,555,238 km (0.112 R)
• M35: 61,822,517 km (0.089 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 18,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit