🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.59 AU - 0.67 AU

Year: 215 Days

Day: 23.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.76 AU - 0.84 AU

Year: 308 Days

Day: 22.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,388,050 km

• M1: 347,067 km (0.104 R)
• M2: 369,208 km (0.09 R)

Asteroid Belt

Center: 1.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.4

Radius: 14.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.57 AU - 3.49 AU

Year: 2270 Days

Day: 5.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,388,050 km

• M1: 175,478 km (0.09 R)
• M2: 680,670 km (0.045 R)
• M3: 1,302,100 km (0.113 R)
• M4: 1,773,184 km (0.111 R)
• M5: 2,519,378 km (0.081 R)
• M6: 3,416,965 km (0.115 R)
• M7: 4,277,003 km (0.059 R)
• M8: 4,833,657 km (0.083 R)
• M9: 6,480,131 km (0.09 R)
• M10: 9,979,824 km (0.1 R)
• M11: 11,695,412 km (0.076 R)
• M12: 14,626,782 km (0.077 R)
• M13: 15,800,527 km (0.089 R)
• M14: 16,934,928 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.7

Radius: 10.7

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.49 AU - 10.15 AU

Year: 11275 Days

Day: 10.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,388,050 km

• M1: 133,292 km (0.105 R)
• M2: 564,134 km (0.081 R)
• M3: 1,016,966 km (0.034 R)
• M4: 1,458,430 km (0.119 R)
• M5: 2,484,222 km (0.042 R)
• M6: 2,917,158 km (0.115 R)
• M7: 3,451,672 km (0.098 R)
• M8: 4,977,121 km (0.102 R)
• M9: 5,964,318 km (0.113 R)
• M10: 6,869,085 km (0.117 R)
• M11: 8,323,775 km (0.044 R)
• M12: 10,569,688 km (0.102 R)
• M13: 11,017,734 km (0.11 R)
• M14: 13,064,980 km (0.098 R)
• M15: 13,712,590 km (0.116 R)
• M16: 17,199,566 km (0.101 R)
• M17: 18,941,783 km (0.1 R)
• M18: 23,334,126 km (0.108 R)
• M19: 24,481,243 km (0.113 R)
• M20: 28,148,186 km (0.115 R)
• M21: 30,900,039 km (0.112 R)
• M22: 32,517,042 km (0.105 R)
• M23: 33,947,198 km (0.088 R)
• M24: 35,419,091 km (0.053 R)
• M25: 39,017,817 km (0.097 R)
• M26: 39,417,393 km (0.063 R)
• M27: 40,360,159 km (0.07 R)
• M28: 44,716,898 km (0.101 R)
• M29: 46,186,547 km (0.051 R)
• M30: 50,472,676 km (0.082 R)
• M31: 54,517,354 km (0.037 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 20,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit