🌌 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: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.49 AU - 0.57 AU

Year: 145 Days

Day: 39.1 Hours

Environment

Temp: 221 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,816,641 km

• M1: 37,250 km (0.12 R)

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.4

Radius: 13.3

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 8.82 AU - 9.58 AU

Year: 10513 Days

Day: 13.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,816,641 km

• M1: 176,226 km (0.102 R)
• M2: 650,003 km (0.091 R)
• M3: 1,356,404 km (0.114 R)
• M4: 2,121,597 km (0.088 R)
• M5: 2,624,545 km (0.11 R)
• M6: 3,328,852 km (0.112 R)
• M7: 4,361,077 km (0.116 R)
• M8: 5,352,761 km (0.117 R)
• M9: 6,568,244 km (0.106 R)
• M10: 7,562,172 km (0.111 R)
• M11: 9,745,104 km (0.061 R)
• M12: 10,323,899 km (0.106 R)
• M13: 12,020,039 km (0.101 R)
• M14: 12,441,157 km (0.1 R)
• M15: 13,377,042 km (0.106 R)
• M16: 15,040,570 km (0.084 R)
• M17: 16,030,459 km (0.081 R)
• M18: 19,343,005 km (0.105 R)
• M19: 20,684,449 km (0.102 R)
• M20: 24,596,134 km (0.052 R)
• M21: 26,069,523 km (0.093 R)
• M22: 27,809,496 km (0.109 R)
• M23: 30,842,443 km (0.119 R)
• M24: 32,671,128 km (0.087 R)
• M25: 33,850,109 km (0.097 R)
• M26: 38,330,415 km (0.116 R)
• M27: 39,509,396 km (0.114 R)
• M28: 45,043,171 km (0.076 R)
• M29: 50,759,306 km (0.083 R)

Planet 3 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.6

Radius: 3.2

Gravity: 77.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 13.16 AU - 15.8 AU

Year: 20758 Days

Day: 22.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,816,641 km

• M1: 39,793 km (0.086 R)
• M2: 219,460 km (0.082 R)
• M3: 723,904 km (0.034 R)
• M4: 1,009,038 km (0.11 R)
• M5: 1,649,466 km (0.093 R)
• M6: 1,815,819 km (0.08 R)
• M7: 2,096,764 km (0.099 R)
• M8: 2,405,983 km (0.091 R)
• M9: 2,719,390 km (0.045 R)
• M10: 2,952,015 km (0.115 R)
• M11: 3,427,138 km (0.089 R)
• M12: 3,823,422 km (0.053 R)
• M13: 4,634,243 km (0.094 R)
• M14: 5,156,639 km (0.114 R)
• M15: 5,927,068 km (0.087 R)
• M16: 6,141,890 km (0.05 R)
• M17: 9,140,280 km (0.101 R)
• M18: 11,604,756 km (0.055 R)
• M19: 13,277,709 km (0.111 R)
• M20: 13,497,468 km (0.109 R)
• M21: 17,006,436 km (0.055 R)
• M22: 17,527,485 km (0.033 R)
• M23: 21,779,954 km (0.111 R)
• M24: 22,394,203 km (0.028 R)
• M25: 22,810,085 km (0.083 R)
• M26: 24,635,179 km (0.119 R)
• M27: 29,806,179 km (0.106 R)
• M28: 33,312,304 km (0.112 R)
• M29: 34,127,014 km (0.05 R)
• M30: 37,228,328 km (0.041 R)
• M31: 44,309,094 km (0.049 R)
• M32: 51,152,449 km (0.066 R)
• M33: 56,723,773 km (0.093 R)
• M34: 58,274,953 km (0.086 R)
• M35: 58,863,770 km (0.109 R)
• M36: 59,456,627 km (0.101 R)
• M37: 61,057,025 km (0.069 R)
• M38: 61,461,537 km (0.07 R)
• M39: 67,962,313 km (0.094 R)
• M40: 71,714,526 km (0.107 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: 171 - 12,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit