🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.62 AU - 0.98 AU

Year: 253 Days

Day: 37 Hours

Environment

Temp: 177 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,212,615 km

• M1: 223,948 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.85 AU - 1.41 AU

Year: 424 Days

Day: 18.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.26 AU - 1.56 AU

Year: 591 Days

Day: 19.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,212,615 km

• M1: 67,469 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.61 AU - 2.21 AU

Year: 932 Days

Day: 22.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 97,212,615 km

• M1: 254,765 km (0.09 R)
• M2: 363,074 km (0.099 R)

Asteroid Belt

Center: 6.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.4

Radius: 11.5

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.05 AU - 14.45 AU

Year: 14222 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 97,212,615 km

• M1: 159,023 km (0.049 R)
• M2: 605,273 km (0.111 R)
• M3: 969,993 km (0.083 R)
• M4: 1,638,845 km (0.073 R)
• M5: 2,103,496 km (0.082 R)
• M6: 2,860,162 km (0.059 R)
• M7: 3,764,630 km (0.07 R)
• M8: 4,911,148 km (0.058 R)
• M9: 6,098,357 km (0.09 R)
• M10: 6,646,035 km (0.032 R)
• M11: 7,798,088 km (0.057 R)
• M12: 9,794,023 km (0.109 R)
• M13: 11,122,302 km (0.092 R)
• M14: 12,109,948 km (0.099 R)
• M15: 13,155,038 km (0.117 R)
• M16: 17,869,615 km (0.083 R)
• M17: 19,145,984 km (0.101 R)
• M18: 20,402,008 km (0.099 R)
• M19: 26,740,769 km (0.104 R)
• M20: 30,774,526 km (0.105 R)
• M21: 39,523,757 km (0.082 R)
• M22: 46,381,324 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.8

Radius: 5.3

Gravity: 28.12 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 15.87 AU - 20.07 AU

Year: 26898 Days

Day: 18 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,212,615 km

• M1: 65,973 km (0.055 R)
• M2: 1,442,722 km (0.068 R)
• M3: 1,734,288 km (0.088 R)
• M4: 2,362,450 km (0.082 R)
• M5: 3,160,554 km (0.065 R)
• M6: 4,055,149 km (0.095 R)
• M7: 4,867,915 km (0.07 R)
• M8: 6,144,433 km (0.12 R)
• M9: 6,330,084 km (0.119 R)
• M10: 14,941,985 km (0.088 R)
• M11: 22,008,091 km (0.095 R)
• M12: 39,113,710 km (0.092 R)
• M13: 39,591,824 km (0.116 R)
• M14: 40,235,395 km (0.06 R)
• M15: 49,805,021 km (0.037 R)
• M16: 64,037,313 km (0.112 R)
• M17: 75,959,815 km (0.089 R)
• M18: 89,554,222 km (0.114 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 11,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit