🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.39 AU - 0.65 AU

Year: 136 Days

Day: 31.9 Hours

Environment

Temp: 250 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.68 AU - 0.84 AU

Year: 240 Days

Day: 31.6 Hours

Environment

Temp: 193 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.72 AU - 0.9 AU

Year: 264 Days

Day: 30.2 Hours

Environment

Temp: 97 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,715,173 km

• M1: 33,660 km (0.106 R)
• M2: 124,914 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.04 AU - 1.26 AU

Year: 446 Days

Day: 41.9 Hours

Environment

Temp: 29 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.13 AU - 1.47 AU

Year: 536 Days

Day: 33.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.78 AU - 2.9 AU

Year: 1295 Days

Day: 43.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.28 AU - 4.96 AU

Year: 3591 Days

Day: 46.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,715,173 km

• M1: 3,480,095 km (0.103 R)

Asteroid Belt

Center: 9.24 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.8

Radius: 7.2

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.96 AU - 14.74 AU

Year: 18641 Days

Day: 22.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,715,173 km

• M1: 89,609 km (0.079 R)
• M2: 327,021 km (0.08 R)
• M3: 568,173 km (0.104 R)
• M4: 891,005 km (0.115 R)
• M5: 1,391,260 km (0.069 R)
• M6: 4,101,076 km (0.107 R)
• M7: 6,932,964 km (0.109 R)
• M8: 8,391,543 km (0.05 R)
• M9: 8,902,719 km (0.067 R)
• M10: 9,434,689 km (0.077 R)
• M11: 12,286,623 km (0.105 R)
• M12: 13,558,953 km (0.112 R)
• M13: 14,916,852 km (0.066 R)
• M14: 18,067,683 km (0.101 R)
• M15: 19,620,210 km (0.097 R)
• M16: 20,428,786 km (0.066 R)
• M17: 28,505,126 km (0.077 R)
• M18: 29,309,364 km (0.1 R)
• M19: 29,892,946 km (0.103 R)
• M20: 40,458,445 km (0.102 R)
• M21: 41,327,609 km (0.073 R)
• M22: 41,620,072 km (0.063 R)
• M23: 42,953,289 km (0.116 R)
• M24: 57,340,714 km (0.064 R)
• M25: 57,704,686 km (0.106 R)
• M26: 58,805,577 km (0.108 R)
• M27: 60,295,123 km (0.118 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 16,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit