🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.67 AU - 1.03 AU

Year: 285 Days

Day: 15.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,728,995 km

• M1: 77,791 km (0.028 R)

Asteroid Belt

Center: 1.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.19 AU - 2.35 AU

Year: 1243 Days

Day: 28.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.5 AU - 2.74 AU

Year: 1541 Days

Day: 36.7 Hours

Environment

Temp: -80 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,728,995 km

• M1: 37,100 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.32 AU - 3.46 AU

Year: 1786 Days

Day: 24.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,728,995 km

• M1: 1,005,148 km (0.111 R)

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.2

Radius: 9.2

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.97 AU - 6.13 AU

Year: 5408 Days

Day: 6.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,728,995 km

• M1: 119,230 km (0.109 R)
• M2: 482,453 km (0.119 R)
• M3: 1,063,491 km (0.069 R)
• M4: 1,443,320 km (0.086 R)
• M5: 2,112,920 km (0.054 R)
• M6: 2,846,997 km (0.072 R)
• M7: 3,819,234 km (0.118 R)
• M8: 4,140,121 km (0.09 R)
• M9: 4,813,461 km (0.092 R)
• M10: 5,188,503 km (0.071 R)
• M11: 6,077,563 km (0.11 R)
• M12: 6,377,058 km (0.083 R)
• M13: 8,965,849 km (0.051 R)
• M14: 9,791,779 km (0.108 R)
• M15: 12,972,679 km (0.115 R)
• M16: 14,170,210 km (0.059 R)
• M17: 18,373,012 km (0.083 R)
• M18: 19,643,696 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.7

Radius: 8

Gravity: 13.34 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 11.87 AU - 12.19 AU

Year: 15164 Days

Day: 13.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,728,995 km

• M1: 100,679 km (0.117 R)
• M2: 399,426 km (0.097 R)
• M3: 884,273 km (0.105 R)
• M4: 1,200,523 km (0.104 R)
• M5: 1,880,595 km (0.11 R)
• M6: 2,285,706 km (0.097 R)
• M7: 2,964,731 km (0.057 R)
• M8: 3,889,245 km (0.082 R)
• M9: 4,958,721 km (0.055 R)
• M10: 8,700,163 km (0.073 R)
• M11: 9,171,097 km (0.073 R)
• M12: 9,603,884 km (0.114 R)
• M13: 10,804,856 km (0.102 R)
• M14: 13,295,960 km (0.099 R)
• M15: 14,784,608 km (0.078 R)
• M16: 17,589,568 km (0.119 R)
• M17: 18,257,971 km (0.107 R)
• M18: 19,204,477 km (0.109 R)
• M19: 20,092,939 km (0.094 R)
• M20: 24,329,850 km (0.053 R)
• M21: 25,475,321 km (0.118 R)
• M22: 28,896,175 km (0.093 R)
• M23: 32,611,438 km (0.117 R)
• M24: 37,311,355 km (0.071 R)
• M25: 40,108,087 km (0.119 R)
• M26: 48,027,798 km (0.117 R)
• M27: 50,995,072 km (0.06 R)
• M28: 51,332,116 km (0.058 R)
• M29: 54,432,831 km (0.114 R)
• M30: 56,929,170 km (0.115 R)
• M31: 65,667,631 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.1

Radius: 4.5

Gravity: 32.8 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 14.03 AU - 18.91 AU

Year: 24292 Days

Day: 15.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,728,995 km

• M1: 55,950 km (0.044 R)
• M2: 204,051 km (0.071 R)
• M3: 1,125,724 km (0.087 R)
• M4: 1,799,064 km (0.06 R)
• M5: 2,510,701 km (0.064 R)
• M6: 3,219,496 km (0.101 R)
• M7: 10,894,166 km (0.102 R)
• M8: 12,102,318 km (0.089 R)
• M9: 17,921,227 km (0.1 R)
• M10: 19,984,181 km (0.102 R)
• M11: 21,580,390 km (0.103 R)
• M12: 43,265,799 km (0.092 R)
• M13: 47,293,272 km (0.094 R)
• M14: 49,397,666 km (0.094 R)
• M15: 51,563,544 km (0.076 R)
• M16: 57,057,525 km (0.051 R)
• M17: 61,270,800 km (0.092 R)
• M18: 74,208,024 km (0.104 R)
• M19: 75,617,385 km (0.096 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 17,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit