🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.62 AU - 0.82 AU

Year: 229 Days

Day: 30.6 Hours

Environment

Temp: 182 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.53 AU - 1.55 AU

Year: 716 Days

Day: 31.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.46 AU - 2.02 AU

Year: 860 Days

Day: 37 Hours

Environment

Temp: -62 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 9.2

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7.12 AU - 9.3 AU

Year: 8815 Days

Day: 10.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,565,957 km

• M1: 114,442 km (0.066 R)
• M2: 568,023 km (0.056 R)
• M3: 863,928 km (0.094 R)
• M4: 1,453,493 km (0.109 R)
• M5: 2,859,713 km (0.108 R)
• M6: 3,211,717 km (0.063 R)
• M7: 4,029,867 km (0.106 R)
• M8: 5,168,906 km (0.039 R)
• M9: 5,693,695 km (0.108 R)
• M10: 7,647,593 km (0.034 R)
• M11: 8,329,310 km (0.119 R)
• M12: 14,411,062 km (0.101 R)
• M13: 15,186,129 km (0.106 R)
• M14: 15,920,654 km (0.073 R)
• M15: 17,173,387 km (0.114 R)
• M16: 19,020,771 km (0.083 R)
• M17: 19,483,178 km (0.074 R)
• M18: 20,591,100 km (0.038 R)
• M19: 21,573,958 km (0.094 R)
• M20: 23,632,724 km (0.076 R)
• M21: 29,244,289 km (0.05 R)
• M22: 31,868,685 km (0.111 R)
• M23: 32,740,541 km (0.1 R)
• M24: 37,340,377 km (0.115 R)
• M25: 39,419,338 km (0.117 R)
• M26: 41,445,342 km (0.08 R)
• M27: 42,222,653 km (0.113 R)
• M28: 43,141,932 km (0.099 R)
• M29: 45,156,416 km (0.025 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.9

Radius: 5.6

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 13.17 AU - 15.93 AU

Year: 20798 Days

Day: 19.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,565,957 km

• M1: 69,713 km (0.084 R)
• M2: 330,013 km (0.099 R)
• M3: 593,455 km (0.104 R)
• M4: 825,182 km (0.115 R)
• M5: 1,032,824 km (0.085 R)
• M6: 1,681,630 km (0.099 R)
• M7: 1,891,665 km (0.072 R)
• M8: 2,649,079 km (0.076 R)
• M9: 3,063,316 km (0.098 R)
• M10: 3,814,447 km (0.085 R)
• M11: 4,152,388 km (0.081 R)
• M12: 4,509,927 km (0.115 R)
• M13: 6,218,933 km (0.042 R)
• M14: 6,911,122 km (0.098 R)
• M15: 11,209,817 km (0.114 R)
• M16: 15,151,422 km (0.081 R)
• M17: 16,130,390 km (0.102 R)
• M18: 18,872,220 km (0.111 R)
• M19: 20,004,526 km (0.082 R)
• M20: 20,469,925 km (0.092 R)
• M21: 25,347,414 km (0.075 R)
• M22: 33,377,230 km (0.093 R)
• M23: 37,316,291 km (0.097 R)
• M24: 38,139,528 km (0.092 R)
• M25: 39,215,885 km (0.066 R)
• M26: 42,565,980 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 19,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit