🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.52 AU - 0.74 AU

Year: 175 Days

Day: 37.1 Hours

Environment

Temp: 204 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.25 AU - 1.59 AU

Year: 592 Days

Day: 23.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.64 AU - 4.2 AU

Year: 2213 Days

Day: 35.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,154,357 km

• M1: 2,038,121 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.99 AU - 4.95 AU

Year: 2767 Days

Day: 23.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,154,357 km

• M1: 146,606 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.6 AU - 4.8 AU

Year: 3011 Days

Day: 23.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 56.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,154,357 km

• M1: 44,281 km (0.064 R)

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.6

Radius: 10.5

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.53 AU - 7.71 AU

Year: 5959 Days

Day: 11.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,154,357 km

• M1: 131,646 km (0.086 R)
• M2: 714,330 km (0.062 R)
• M3: 1,429,557 km (0.12 R)
• M4: 1,845,140 km (0.079 R)
• M5: 2,354,072 km (0.072 R)
• M6: 2,955,007 km (0.108 R)
• M7: 4,161,962 km (0.076 R)
• M8: 5,719,875 km (0.082 R)
• M9: 7,371,285 km (0.087 R)
• M10: 10,933,510 km (0.054 R)
• M11: 11,946,886 km (0.102 R)
• M12: 14,660,741 km (0.103 R)
• M13: 16,986,689 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.6

Radius: 6.7

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.32 AU - 19.5 AU

Year: 25414 Days

Day: 15.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 127.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,154,357 km

• M1: 102,175 km (0.119 R)
• M2: 420,370 km (0.101 R)
• M3: 803,490 km (0.109 R)
• M4: 1,638,994 km (0.109 R)
• M5: 3,441,948 km (0.038 R)
• M6: 4,700,664 km (0.088 R)
• M7: 5,042,196 km (0.042 R)
• M8: 5,740,070 km (0.084 R)
• M9: 7,533,001 km (0.104 R)
• M10: 8,533,811 km (0.106 R)
• M11: 9,089,716 km (0.12 R)
• M12: 9,620,340 km (0.093 R)
• M13: 12,353,643 km (0.106 R)
• M14: 14,961,582 km (0.062 R)
• M15: 16,253,809 km (0.107 R)
• M16: 18,980,379 km (0.062 R)
• M17: 20,248,670 km (0.055 R)
• M18: 21,572,312 km (0.089 R)
• M19: 25,603,077 km (0.094 R)
• M20: 29,271,965 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.6

Radius: 4.5

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 13.83 AU - 22.71 AU

Year: 27320 Days

Day: 24.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,154,357 km

• M1: 55,950 km (0.053 R)
• M2: 328,517 km (0.036 R)
• M3: 832,662 km (0.071 R)
• M4: 1,047,484 km (0.101 R)
• M5: 1,672,355 km (0.113 R)
• M6: 2,362,898 km (0.084 R)
• M7: 2,868,838 km (0.086 R)
• M8: 3,306,711 km (0.113 R)
• M9: 3,670,683 km (0.09 R)
• M10: 4,092,100 km (0.078 R)
• M11: 4,412,240 km (0.074 R)
• M12: 4,680,319 km (0.059 R)
• M13: 5,743,661 km (0.106 R)
• M14: 6,063,202 km (0.101 R)
• M15: 6,268,899 km (0.054 R)
• M16: 6,650,972 km (0.098 R)
• M17: 8,135,581 km (0.103 R)
• M18: 9,221,961 km (0.036 R)
• M19: 10,696,397 km (0.109 R)
• M20: 11,804,918 km (0.109 R)
• M21: 16,523,982 km (0.075 R)
• M22: 17,498,912 km (0.084 R)
• M23: 21,878,689 km (0.105 R)
• M24: 22,460,624 km (0.096 R)
• M25: 27,269,149 km (0.095 R)
• M26: 29,440,711 km (0.051 R)
• M27: 30,749,094 km (0.076 R)
• M28: 38,015,362 km (0.052 R)
• M29: 40,139,502 km (0.12 R)
• M30: 42,941,919 km (0.118 R)
• M31: 44,313,732 km (0.115 R)
• M32: 50,093,595 km (0.115 R)
• M33: 53,163,343 km (0.052 R)
• M34: 57,265,018 km (0.088 R)
• M35: 58,739,754 km (0.108 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 19,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit