🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.56 AU - 0.58 AU

Year: 165 Days

Day: 30.9 Hours

Environment

Temp: 215 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,198,641 km

• M1: 405,859 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.44 AU - 3.14 AU

Year: 1784 Days

Day: 43.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.2

Radius: 12.8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8 AU - 12.94 AU

Year: 12971 Days

Day: 9.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,198,641 km

• M1: 159,172 km (0.09 R)
• M2: 622,776 km (0.119 R)
• M3: 1,075,309 km (0.109 R)
• M4: 2,139,399 km (0.099 R)
• M5: 2,664,637 km (0.102 R)
• M6: 3,179,254 km (0.061 R)
• M7: 4,810,768 km (0.087 R)
• M8: 6,622,997 km (0.108 R)
• M9: 8,242,843 km (0.088 R)
• M10: 8,662,465 km (0.116 R)
• M11: 9,145,516 km (0.084 R)
• M12: 11,374,225 km (0.084 R)
• M13: 12,553,805 km (0.04 R)
• M14: 15,086,347 km (0.108 R)
• M15: 16,582,774 km (0.112 R)
• M16: 17,404,964 km (0.112 R)
• M17: 18,969,459 km (0.033 R)
• M18: 21,664,913 km (0.108 R)
• M19: 23,012,341 km (0.081 R)
• M20: 24,510,564 km (0.059 R)
• M21: 29,502,794 km (0.116 R)
• M22: 32,989,173 km (0.091 R)
• M23: 37,371,792 km (0.097 R)
• M24: 38,395,939 km (0.102 R)
• M25: 40,233,151 km (0.033 R)
• M26: 48,925,684 km (0.11 R)
• M27: 49,996,805 km (0.105 R)
• M28: 54,112,841 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.9

Radius: 6.1

Gravity: 12.47 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 11.5 AU - 13.26 AU

Year: 16678 Days

Day: 24.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,198,641 km

• M1: 76,295 km (0.078 R)
• M2: 300,243 km (0.092 R)
• M3: 570,417 km (0.086 R)
• M4: 1,871,469 km (0.111 R)
• M5: 3,476,206 km (0.12 R)
• M6: 4,120,973 km (0.116 R)
• M7: 4,743,748 km (0.088 R)
• M8: 5,112,208 km (0.116 R)
• M9: 6,946,727 km (0.075 R)
• M10: 7,203,287 km (0.106 R)
• M11: 7,964,740 km (0.119 R)
• M12: 10,347,984 km (0.105 R)
• M13: 12,467,038 km (0.079 R)
• M14: 13,168,353 km (0.107 R)
• M15: 14,166,470 km (0.09 R)
• M16: 17,937,533 km (0.05 R)
• M17: 27,384,040 km (0.114 R)
• M18: 30,120,185 km (0.081 R)
• M19: 30,460,370 km (0.119 R)
• M20: 31,612,573 km (0.083 R)
• M21: 32,555,189 km (0.057 R)
• M22: 34,744,105 km (0.118 R)
• M23: 36,770,409 km (0.025 R)
• M24: 40,092,229 km (0.027 R)
• M25: 45,814,497 km (0.109 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: 510 - 11,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit