🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.39 AU - 0.61 AU

Year: 127 Days

Day: 30.7 Hours

Environment

Temp: 279 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,121,611 km

• M1: 31,416 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.69 AU - 0.73 AU

Year: 215 Days

Day: 18.7 Hours

Environment

Temp: 170 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 107,121,611 km

• M1: 42,486 km (0.109 R)
• M2: 184,454 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.42 AU - 2.48 AU

Year: 1380 Days

Day: 12.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,121,611 km

• M1: 1,788,891 km (0.034 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.44 AU - 2.6 AU

Year: 1440 Days

Day: 47.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 153.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,121,611 km

• M1: 37,100 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.66 AU - 3.5 AU

Year: 1945 Days

Day: 12.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 20.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.1

Radius: 4.2

Gravity: 41.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 19.44 AU - 20.72 AU

Year: 32383 Days

Day: 18.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 107,121,611 km

• M1: 52,808 km (0.059 R)
• M2: 315,652 km (0.117 R)
• M3: 1,015,770 km (0.108 R)
• M4: 1,239,568 km (0.053 R)
• M5: 1,934,151 km (0.118 R)
• M6: 2,504,867 km (0.113 R)
• M7: 3,001,382 km (0.117 R)
• M8: 3,560,729 km (0.094 R)
• M9: 4,297,797 km (0.072 R)
• M10: 4,761,850 km (0.113 R)
• M11: 5,344,833 km (0.084 R)
• M12: 5,519,713 km (0.053 R)
• M13: 7,217,648 km (0.046 R)
• M14: 8,388,102 km (0.048 R)
• M15: 8,744,444 km (0.112 R)
• M16: 11,097,619 km (0.119 R)
• M17: 13,678,332 km (0.105 R)
• M18: 14,171,705 km (0.08 R)
• M19: 18,855,316 km (0.038 R)
• M20: 24,715,214 km (0.097 R)
• M21: 31,967,270 km (0.115 R)
• M22: 37,251,216 km (0.07 R)
• M23: 47,986,958 km (0.107 R)
• M24: 52,043,753 km (0.104 R)
• M25: 56,114,460 km (0.111 R)
• M26: 60,831,581 km (0.047 R)
• M27: 63,286,332 km (0.065 R)
• M28: 65,343,153 km (0.085 R)
• M29: 74,519,636 km (0.107 R)
• M30: 76,812,074 km (0.116 R)
• M31: 79,677,322 km (0.052 R)
• M32: 94,189,512 km (0.081 R)
• M33: 96,567,670 km (0.098 R)
• M34: 98,377,205 km (0.091 R)
• M35: 101,753,330 km (0.053 R)
• M36: 102,999,929 km (0.097 R)
• M37: 105,841,840 km (0.086 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 10,738 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit