🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.51 AU - 0.57 AU

Year: 141 Days

Day: 12.2 Hours

Environment

Temp: 218 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.61 AU - 1.01 AU

Year: 260 Days

Day: 30.6 Hours

Environment

Temp: 136 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 98,070,123 km

• M1: 165,006 km (0.107 R)
• M2: 530,923 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.83 AU - 0.89 AU

Year: 284 Days

Day: 45.3 Hours

Environment

Temp: 111 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,070,123 km

• M1: 343,178 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1 AU - 1.14 AU

Year: 395 Days

Day: 43.3 Hours

Environment

Temp: 30 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.01 AU - 1.43 AU

Year: 480 Days

Day: 23.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 44.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 9.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 18.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.4

Radius: 6.5

Gravity: 16.77 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 14.33 AU - 23.03 AU

Year: 28778 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 98,070,123 km

• M1: 80,932 km (0.105 R)
• M2: 537,206 km (0.071 R)
• M3: 829,969 km (0.086 R)
• M4: 1,368,821 km (0.116 R)
• M5: 1,593,666 km (0.103 R)
• M6: 2,096,614 km (0.077 R)
• M7: 2,373,221 km (0.099 R)
• M8: 2,806,755 km (0.061 R)
• M9: 4,614,646 km (0.108 R)
• M10: 6,590,235 km (0.07 R)
• M11: 6,983,677 km (0.06 R)
• M12: 9,681,077 km (0.042 R)
• M13: 10,516,282 km (0.072 R)
• M14: 12,329,557 km (0.071 R)
• M15: 14,751,846 km (0.112 R)
• M16: 17,848,372 km (0.101 R)
• M17: 25,888,809 km (0.029 R)
• M18: 26,131,008 km (0.098 R)
• M19: 29,552,461 km (0.082 R)
• M20: 31,164,528 km (0.044 R)
• M21: 31,438,741 km (0.116 R)
• M22: 32,692,969 km (0.119 R)
• M23: 43,265,799 km (0.097 R)
• M24: 48,761,276 km (0.081 R)
• M25: 52,543,111 km (0.057 R)
• M26: 54,903,466 km (0.077 R)
• M27: 59,623,578 km (0.114 R)
• M28: 65,725,974 km (0.07 R)
• M29: 66,403,503 km (0.092 R)
• M30: 72,953,197 km (0.081 R)
• M31: 94,584,600 km (0.107 R)
• M32: 94,871,978 km (0.08 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 16,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit