🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.74 AU - 0.88 AU

Year: 269 Days

Day: 41.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.04 AU - 2.12 AU

Year: 1107 Days

Day: 22.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.17 AU - 2.39 AU

Year: 1270 Days

Day: 27.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 101.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,445,527 km

• M1: 45,179 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3 AU - 4.38 AU

Year: 2615 Days

Day: 33.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.46 AU - 3.96 AU

Year: 2637 Days

Day: 41.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.6

Radius: 10.4

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.01 AU - 6.57 AU

Year: 5140 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,445,527 km

• M1: 130,001 km (0.092 R)
• M2: 455,226 km (0.114 R)
• M3: 1,841,101 km (0.116 R)
• M4: 2,792,843 km (0.12 R)
• M5: 3,670,982 km (0.102 R)
• M6: 4,541,941 km (0.115 R)
• M7: 5,015,867 km (0.116 R)
• M8: 6,561,363 km (0.047 R)
• M9: 10,044,300 km (0.095 R)
• M10: 11,325,157 km (0.089 R)
• M11: 11,775,447 km (0.117 R)
• M12: 12,872,747 km (0.096 R)
• M13: 14,688,716 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.7

Radius: 9.7

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.93 AU - 7.09 AU

Year: 5436 Days

Day: 13.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,445,527 km

• M1: 120,576 km (0.084 R)
• M2: 548,426 km (0.044 R)
• M3: 1,126,173 km (0.109 R)
• M4: 3,448,680 km (0.043 R)
• M5: 4,103,320 km (0.098 R)
• M6: 5,005,395 km (0.098 R)
• M7: 7,801,230 km (0.105 R)
• M8: 8,300,438 km (0.104 R)
• M9: 8,927,702 km (0.099 R)
• M10: 9,586,082 km (0.049 R)
• M11: 12,191,778 km (0.113 R)
• M12: 12,864,818 km (0.07 R)
• M13: 16,070,402 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.7

Radius: 6.8

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 16.81 AU - 20.25 AU

Year: 29430 Days

Day: 24 Hours

Environment

Temp: -208 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,445,527 km

• M1: 228,885 km (0.076 R)
• M2: 498,610 km (0.105 R)
• M3: 1,239,718 km (0.112 R)
• M4: 7,095,726 km (0.096 R)
• M5: 7,377,718 km (0.101 R)
• M6: 8,007,376 km (0.072 R)
• M7: 9,277,611 km (0.108 R)
• M8: 12,734,220 km (0.092 R)
• M9: 20,957,016 km (0.075 R)
• M10: 23,082,503 km (0.102 R)
• M11: 23,435,404 km (0.115 R)
• M12: 28,659,810 km (0.114 R)
• M13: 30,103,879 km (0.079 R)
• M14: 30,737,276 km (0.079 R)
• M15: 36,604,355 km (0.102 R)
• M16: 38,673,294 km (0.052 R)
• M17: 46,738,713 km (0.052 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: 246 - 20,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit