🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.76 AU - 0.88 AU

Year: 277 Days

Day: 13.7 Hours

Environment

Temp: 152 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.53 AU - 4.27 AU

Year: 2871 Days

Day: 25.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,452,340 km

• M1: 48,320 km (0.085 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 482.3

Radius: 7.1

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 11.21 AU - 13.75 AU

Year: 16435 Days

Day: 23.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,452,340 km

• M1: 88,712 km (0.098 R)
• M2: 781,948 km (0.068 R)
• M3: 1,321,548 km (0.098 R)
• M4: 1,579,903 km (0.117 R)
• M5: 1,872,068 km (0.086 R)
• M6: 2,105,141 km (0.082 R)
• M7: 2,398,503 km (0.114 R)
• M8: 3,854,988 km (0.047 R)
• M9: 4,969,342 km (0.046 R)
• M10: 5,637,297 km (0.082 R)
• M11: 6,012,039 km (0.039 R)
• M12: 6,564,654 km (0.055 R)
• M13: 7,816,339 km (0.11 R)
• M14: 9,219,717 km (0.115 R)
• M15: 10,840,460 km (0.103 R)
• M16: 13,089,963 km (0.116 R)
• M17: 18,003,206 km (0.076 R)
• M18: 18,244,508 km (0.074 R)
• M19: 19,315,628 km (0.088 R)
• M20: 26,325,186 km (0.091 R)
• M21: 28,228,669 km (0.109 R)
• M22: 30,907,070 km (0.066 R)
• M23: 33,750,177 km (0.108 R)
• M24: 35,612,970 km (0.057 R)
• M25: 38,467,447 km (0.074 R)
• M26: 39,136,897 km (0.094 R)
• M27: 41,751,419 km (0.114 R)
• M28: 44,627,139 km (0.101 R)
• M29: 47,020,705 km (0.111 R)
• M30: 47,632,112 km (0.098 R)
• M31: 49,184,040 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.3

Radius: 5

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 12.15 AU - 15.21 AU

Year: 18862 Days

Day: 22.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,452,340 km

• M1: 62,233 km (0.103 R)
• M2: 1,326,784 km (0.076 R)
• M3: 1,534,126 km (0.096 R)
• M4: 2,936,905 km (0.04 R)
• M5: 4,772,920 km (0.084 R)
• M6: 6,377,956 km (0.114 R)
• M7: 6,729,511 km (0.108 R)
• M8: 11,663,697 km (0.051 R)
• M9: 14,987,612 km (0.12 R)
• M10: 25,019,795 km (0.077 R)
• M11: 27,391,969 km (0.025 R)
• M12: 33,969,787 km (0.093 R)
• M13: 37,873,992 km (0.029 R)
• M14: 40,991,013 km (0.071 R)
• M15: 43,437,836 km (0.076 R)
• M16: 45,122,159 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 19,401 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit