🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.95 AU - 1.11 AU

Year: 380 Days

Day: 43.9 Hours

Environment

Temp: 36 °C

Axial Tilt: 10.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.06 AU - 2.76 AU

Year: 1360 Days

Day: 22.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.8

Radius: 8.8

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.08 AU - 6.48 AU

Year: 4409 Days

Day: 14.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,107,098 km

• M1: 109,506 km (0.104 R)
• M2: 423,063 km (0.116 R)
• M3: 905,366 km (0.119 R)
• M4: 1,242,710 km (0.117 R)
• M5: 1,780,215 km (0.041 R)
• M6: 2,059,065 km (0.088 R)
• M7: 2,367,087 km (0.103 R)
• M8: 2,688,423 km (0.062 R)
• M9: 3,398,714 km (0.114 R)
• M10: 3,877,278 km (0.109 R)
• M11: 4,301,537 km (0.091 R)
• M12: 4,704,554 km (0.093 R)
• M13: 5,299,804 km (0.114 R)
• M14: 5,763,408 km (0.087 R)
• M15: 7,530,757 km (0.095 R)
• M16: 10,104,439 km (0.111 R)
• M17: 10,546,650 km (0.113 R)
• M18: 11,001,727 km (0.084 R)
• M19: 11,660,705 km (0.085 R)
• M20: 13,161,321 km (0.092 R)
• M21: 13,529,183 km (0.092 R)
• M22: 15,414,565 km (0.107 R)
• M23: 19,158,102 km (0.112 R)
• M24: 21,892,152 km (0.066 R)
• M25: 25,601,282 km (0.116 R)
• M26: 26,673,600 km (0.089 R)
• M27: 27,604,098 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.7

Radius: 8.8

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.53 AU - 10.97 AU

Year: 10225 Days

Day: 7.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 57.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,107,098 km

• M1: 110,254 km (0.087 R)
• M2: 504,893 km (0.095 R)
• M3: 841,638 km (0.077 R)
• M4: 1,132,905 km (0.12 R)
• M5: 1,478,775 km (0.066 R)
• M6: 2,569,942 km (0.107 R)
• M7: 3,550,705 km (0.072 R)
• M8: 5,966,561 km (0.039 R)
• M9: 6,500,925 km (0.028 R)
• M10: 11,347,447 km (0.109 R)
• M11: 13,090,412 km (0.061 R)
• M12: 15,353,080 km (0.096 R)
• M13: 17,023,789 km (0.068 R)
• M14: 17,864,230 km (0.073 R)
• M15: 20,894,933 km (0.063 R)
• M16: 22,215,583 km (0.102 R)
• M17: 22,850,626 km (0.034 R)
• M18: 23,778,731 km (0.063 R)
• M19: 28,162,846 km (0.04 R)
• M20: 29,991,830 km (0.092 R)
• M21: 30,991,443 km (0.039 R)
• M22: 33,646,955 km (0.067 R)
• M23: 36,076,424 km (0.104 R)
• M24: 39,406,174 km (0.067 R)
• M25: 43,075,211 km (0.113 R)
• M26: 44,347,242 km (0.118 R)
• M27: 45,208,925 km (0.086 R)
• M28: 46,669,898 km (0.066 R)
• M29: 48,162,137 km (0.115 R)
• M30: 49,072,590 km (0.112 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 14,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit