🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.68 AU - 1.12 AU

Year: 310 Days

Day: 40.2 Hours

Environment

Temp: 159 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1 AU - 1.66 AU

Year: 557 Days

Day: 21.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.32 AU - 1.9 AU

Year: 742 Days

Day: 30 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.62 AU - 4.62 AU

Year: 3039 Days

Day: 21.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,515,209 km

• M1: 1,648,718 km (0.091 R)

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.7

Radius: 14.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.8 AU - 6.08 AU

Year: 3990 Days

Day: 11.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,515,209 km

• M1: 175,478 km (0.116 R)
• M2: 676,482 km (0.118 R)
• M3: 1,296,116 km (0.117 R)
• M4: 2,146,729 km (0.055 R)
• M5: 3,226,976 km (0.109 R)
• M6: 4,885,567 km (0.101 R)
• M7: 10,324,497 km (0.094 R)
• M8: 12,267,325 km (0.097 R)
• M9: 16,555,996 km (0.104 R)
• M10: 18,587,984 km (0.094 R)

Asteroid Belt

Center: 11.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.9

Radius: 3.1

Gravity: 68.98 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.51 AU - 20.29 AU

Year: 26379 Days

Day: 22.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,515,209 km

• M1: 38,596 km (0.08 R)
• M2: 223,948 km (0.09 R)
• M3: 740,809 km (0.099 R)
• M4: 937,679 km (0.077 R)
• M5: 1,320,800 km (0.108 R)
• M6: 3,470,671 km (0.093 R)
• M7: 6,646,484 km (0.111 R)
• M8: 6,935,208 km (0.116 R)
• M9: 12,182,054 km (0.039 R)
• M10: 13,281,000 km (0.059 R)
• M11: 17,874,851 km (0.115 R)
• M12: 18,338,605 km (0.046 R)
• M13: 18,715,142 km (0.117 R)
• M14: 19,581,464 km (0.066 R)
• M15: 21,084,174 km (0.047 R)
• M16: 22,769,843 km (0.102 R)
• M17: 22,986,760 km (0.115 R)
• M18: 23,204,874 km (0.059 R)
• M19: 23,424,483 km (0.086 R)
• M20: 29,503,243 km (0.102 R)
• M21: 53,282,274 km (0.09 R)
• M22: 56,787,501 km (0.038 R)
• M23: 62,752,866 km (0.068 R)
• M24: 72,579,651 km (0.105 R)
• M25: 74,708,429 km (0.052 R)
• M26: 77,366,334 km (0.058 R)
• M27: 80,839,249 km (0.098 R)
• M28: 89,164,819 km (0.096 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 15,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit