🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.71 AU - 0.71 AU

Year: 228 Days

Day: 44.7 Hours

Environment

Temp: 94 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.84 AU - 1.22 AU

Year: 398 Days

Day: 40.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.25 AU - 1.47 AU

Year: 604 Days

Day: 41.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.25 AU - 1.99 AU

Year: 785 Days

Day: 35.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 98,355,071 km

• M1: 721,361 km (0.081 R)
• M2: 880,383 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.19 AU - 3.32 AU

Year: 2231 Days

Day: 18.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.24 AU - 3.54 AU

Year: 2377 Days

Day: 15 Hours

Environment

Temp: -120 °C

Axial Tilt: 167.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.7

Radius: 9.6

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 10.55 AU - 12.41 AU

Year: 14812 Days

Day: 5.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,355,071 km

• M1: 121,324 km (0.088 R)
• M2: 575,353 km (0.113 R)
• M3: 1,353,113 km (0.074 R)
• M4: 4,186,197 km (0.039 R)
• M5: 5,145,120 km (0.072 R)
• M6: 5,781,060 km (0.118 R)
• M7: 6,403,836 km (0.052 R)
• M8: 8,043,578 km (0.116 R)
• M9: 8,581,831 km (0.105 R)
• M10: 10,253,288 km (0.117 R)
• M11: 10,702,830 km (0.077 R)
• M12: 11,933,871 km (0.095 R)
• M13: 12,330,904 km (0.049 R)
• M14: 14,674,803 km (0.082 R)
• M15: 19,808,404 km (0.082 R)
• M16: 20,719,155 km (0.12 R)
• M17: 23,156,105 km (0.095 R)
• M18: 29,483,646 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974.3

Radius: 3.6

Gravity: 75.18 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 15.52 AU - 16.72 AU

Year: 24646 Days

Day: 15.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 98,355,071 km

• M1: 44,730 km (0.082 R)
• M2: 637,437 km (0.098 R)
• M3: 751,580 km (0.029 R)
• M4: 1,149,660 km (0.119 R)
• M5: 1,304,344 km (0.082 R)
• M6: 1,792,631 km (0.104 R)
• M7: 2,202,829 km (0.081 R)
• M8: 2,368,882 km (0.107 R)
• M9: 2,834,132 km (0.068 R)
• M10: 3,030,554 km (0.086 R)
• M11: 4,669,847 km (0.117 R)
• M12: 5,270,632 km (0.038 R)
• M13: 5,742,913 km (0.057 R)
• M14: 6,336,667 km (0.078 R)
• M15: 6,970,214 km (0.052 R)
• M16: 8,766,585 km (0.026 R)
• M17: 8,943,709 km (0.069 R)
• M18: 9,613,907 km (0.114 R)
• M19: 12,040,983 km (0.051 R)
• M20: 13,788,436 km (0.105 R)
• M21: 19,127,285 km (0.076 R)
• M22: 22,469,301 km (0.12 R)
• M23: 23,588,443 km (0.106 R)
• M24: 24,979,852 km (0.054 R)
• M25: 25,455,574 km (0.086 R)
• M26: 28,308,555 km (0.093 R)
• M27: 29,480,654 km (0.11 R)
• M28: 31,367,682 km (0.077 R)
• M29: 32,905,548 km (0.09 R)
• M30: 36,433,963 km (0.103 R)
• M31: 37,045,519 km (0.112 R)
• M32: 38,762,603 km (0.111 R)
• M33: 39,399,890 km (0.062 R)
• M34: 40,044,208 km (0.083 R)
• M35: 43,885,583 km (0.118 R)
• M36: 52,484,618 km (0.032 R)
• M37: 59,360,435 km (0.09 R)
• M38: 66,357,576 km (0.057 R)
• M39: 70,998,701 km (0.089 R)
• M40: 74,128,587 km (0.101 R)
• M41: 78,105,347 km (0.031 R)
• M42: 79,376,780 km (0.052 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: 548 - 12,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit