🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.69 AU - 0.77 AU

Year: 261 Days

Day: 45.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.95 AU - 1.17 AU

Year: 457 Days

Day: 23 Hours

Environment

Temp: -52 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.97 AU - 1.37 AU

Year: 530 Days

Day: 41.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.68 AU - 1.82 AU

Year: 970 Days

Day: 15.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 7,271,076 km

• M1: 401,072 km (0.109 R)

Asteroid Belt

Center: 2.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.8

Radius: 13.2

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.2 AU - 4.56 AU

Year: 3202 Days

Day: 11.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 7,271,076 km

• M1: 164,109 km (0.093 R)
• M2: 579,542 km (0.109 R)
• M3: 1,480,121 km (0.07 R)
• M4: 2,530,747 km (0.078 R)
• M5: 2,998,689 km (0.099 R)
• M6: 3,469,175 km (0.081 R)
• M7: 4,009,373 km (0.035 R)
• M8: 5,260,160 km (0.086 R)
• M9: 5,843,742 km (0.118 R)
• M10: 6,385,884 km (0.032 R)
• M11: 7,232,010 km (0.09 R)
• M12: 10,652,116 km (0.11 R)
• M13: 12,668,696 km (0.094 R)
• M14: 14,340,153 km (0.085 R)
• M15: 15,078,269 km (0.094 R)
• M16: 15,635,670 km (0.066 R)
• M17: 16,417,768 km (0.111 R)
• M18: 19,689,773 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.1

Radius: 9.3

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.56 AU - 5.22 AU

Year: 3854 Days

Day: 13.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 141.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 7,271,076 km

• M1: 115,938 km (0.112 R)
• M2: 2,126,384 km (0.12 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 14,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit