🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.14 AU - 1.16 AU

Year: 431 Days

Day: 32.6 Hours

Environment

Temp: 25 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.05 AU - 1.67 AU

Year: 555 Days

Day: 37.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.19 AU - 1.57 AU

Year: 567 Days

Day: 40.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 105,688,061 km

• M1: 39,494 km (0.083 R)
• M2: 695,032 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.16 AU - 1.62 AU

Year: 573 Days

Day: 15.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 105,688,061 km

• M1: 33,211 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.42 AU - 1.74 AU

Year: 695 Days

Day: 18.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 105,688,061 km

• M1: 36,502 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.2 AU - 3.52 AU

Year: 1692 Days

Day: 41.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.44 AU - 6.5 AU

Year: 4476 Days

Day: 14.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.2

Radius: 10.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.59 AU - 6.83 AU

Year: 5414 Days

Day: 7.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 134.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 105,688,061 km

• M1: 139,126 km (0.104 R)
• M2: 595,100 km (0.088 R)
• M3: 3,010,657 km (0.072 R)
• M4: 4,008,026 km (0.064 R)
• M5: 4,528,776 km (0.108 R)
• M6: 6,532,640 km (0.082 R)
• M7: 9,208,647 km (0.034 R)
• M8: 11,448,875 km (0.082 R)
• M9: 16,347,158 km (0.088 R)
• M10: 17,137,334 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.5

Radius: 8

Gravity: 11.49 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 19.32 AU - 20.94 AU

Year: 31597 Days

Day: 17.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 105,688,061 km

• M1: 99,483 km (0.062 R)
• M2: 485,146 km (0.102 R)
• M3: 1,633,310 km (0.071 R)
• M4: 2,201,033 km (0.067 R)
• M5: 3,007,815 km (0.101 R)
• M6: 3,559,382 km (0.03 R)
• M7: 4,511,124 km (0.119 R)
• M8: 5,757,274 km (0.104 R)
• M9: 8,671,441 km (0.11 R)
• M10: 9,217,174 km (0.051 R)
• M11: 11,273,247 km (0.037 R)
• M12: 11,559,128 km (0.066 R)
• M13: 15,031,893 km (0.108 R)
• M14: 19,143,740 km (0.082 R)
• M15: 19,653,719 km (0.116 R)
• M16: 21,895,593 km (0.07 R)
• M17: 28,301,075 km (0.059 R)
• M18: 31,998,985 km (0.11 R)
• M19: 42,196,473 km (0.112 R)
• M20: 45,361,216 km (0.093 R)
• M21: 46,817,252 km (0.058 R)
• M22: 47,556,864 km (0.114 R)
• M23: 48,680,793 km (0.057 R)
• M24: 49,630,889 km (0.114 R)
• M25: 52,158,794 km (0.092 R)
• M26: 53,756,349 km (0.109 R)
• M27: 55,386,368 km (0.115 R)
• M28: 65,173,210 km (0.072 R)
• M29: 65,633,074 km (0.038 R)
• M30: 66,792,308 km (0.085 R)
• M31: 69,151,466 km (0.096 R)
• M32: 70,110,538 km (0.114 R)
• M33: 71,321,682 km (0.109 R)
• M34: 72,300,801 km (0.068 R)
• M35: 74,035,537 km (0.1 R)
• M36: 74,285,515 km (0.074 R)
• M37: 78,363,553 km (0.072 R)
• M38: 81,252,288 km (0.025 R)
• M39: 89,489,745 km (0.114 R)
• M40: 94,102,596 km (0.101 R)
• M41: 96,765,737 km (0.067 R)
• M42: 102,862,748 km (0.089 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 18,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit