🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.5

Radius: 10.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.33 AU - 1.95 AU

Year: 1378 Days

Day: 13.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,340,349 km

• M1: 130,599 km (0.04 R)
• M2: 552,166 km (0.045 R)
• M3: 1,021,305 km (0.096 R)
• M4: 1,365,230 km (0.081 R)
• M5: 1,882,390 km (0.03 R)
• M6: 2,709,666 km (0.076 R)
• M7: 3,143,949 km (0.096 R)
• M8: 3,874,435 km (0.098 R)
• M9: 4,498,109 km (0.104 R)
• M10: 4,899,929 km (0.041 R)
• M11: 6,010,543 km (0.119 R)
• M12: 6,408,324 km (0.102 R)
• M13: 9,004,745 km (0.113 R)
• M14: 9,765,001 km (0.079 R)
• M15: 10,099,352 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.9

Radius: 9.3

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.51 AU - 3.13 AU

Year: 3107 Days

Day: 7.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,340,349 km

• M1: 116,686 km (0.087 R)
• M2: 501,003 km (0.046 R)
• M3: 1,045,240 km (0.056 R)
• M4: 1,666,221 km (0.06 R)
• M5: 2,705,328 km (0.094 R)
• M6: 4,394,288 km (0.118 R)
• M7: 4,735,221 km (0.104 R)
• M8: 6,241,223 km (0.09 R)
• M9: 6,855,322 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.5

Radius: 12.5

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.8 AU - 5.72 AU

Year: 6813 Days

Day: 7.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,340,349 km

• M1: 155,582 km (0.059 R)
• M2: 561,740 km (0.12 R)
• M3: 967,599 km (0.101 R)
• M4: 1,893,311 km (0.07 R)
• M5: 2,614,522 km (0.107 R)
• M6: 3,059,576 km (0.119 R)
• M7: 3,665,148 km (0.114 R)
• M8: 5,258,814 km (0.072 R)
• M9: 6,036,573 km (0.055 R)
• M10: 10,609,631 km (0.116 R)
• M11: 17,347,219 km (0.058 R)
• M12: 22,233,385 km (0.088 R)
• M13: 22,999,027 km (0.032 R)
• M14: 25,484,596 km (0.049 R)
• M15: 26,663,726 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.9

Radius: 3.4

Gravity: 47.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.01 AU - 8.27 AU

Year: 15235 Days

Day: 17.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,340,349 km

• M1: 42,336 km (0.062 R)
• M2: 336,446 km (0.117 R)
• M3: 579,393 km (0.096 R)
• M4: 1,174,792 km (0.055 R)
• M5: 1,846,337 km (0.07 R)
• M6: 2,764,419 km (0.086 R)
• M7: 3,245,227 km (0.059 R)
• M8: 3,695,815 km (0.076 R)
• M9: 4,370,053 km (0.117 R)
• M10: 4,818,547 km (0.105 R)
• M11: 5,157,237 km (0.104 R)
• M12: 5,332,267 km (0.099 R)
• M13: 5,620,841 km (0.055 R)
• M14: 6,795,782 km (0.056 R)
• M15: 7,264,921 km (0.071 R)
• M16: 8,900,774 km (0.117 R)
• M17: 10,100,100 km (0.051 R)
• M18: 13,594,407 km (0.091 R)
• M19: 14,337,161 km (0.066 R)
• M20: 14,964,574 km (0.073 R)
• M21: 17,188,347 km (0.105 R)
• M22: 18,705,119 km (0.043 R)
• M23: 20,922,010 km (0.105 R)
• M24: 22,093,362 km (0.103 R)
• M25: 22,555,320 km (0.088 R)
• M26: 23,690,169 km (0.116 R)
• M27: 24,174,118 km (0.115 R)
• M28: 27,640,899 km (0.079 R)
• M29: 28,177,208 km (0.047 R)
• M30: 37,988,285 km (0.079 R)
• M31: 46,154,683 km (0.102 R)
• M32: 47,518,268 km (0.088 R)
• M33: 48,908,481 km (0.11 R)
• M34: 54,740,554 km (0.115 R)
• M35: 55,585,632 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.9

Radius: 6.1

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.15 AU - 9.01 AU

Year: 16487 Days

Day: 24.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,340,349 km

• M1: 107,411 km (0.061 R)
• M2: 500,405 km (0.092 R)
• M3: 1,069,774 km (0.066 R)
• M4: 1,321,548 km (0.096 R)
• M5: 1,747,752 km (0.061 R)
• M6: 2,453,555 km (0.101 R)
• M7: 3,200,946 km (0.092 R)
• M8: 4,609,260 km (0.103 R)
• M9: 5,582,843 km (0.106 R)
• M10: 7,452,218 km (0.08 R)
• M11: 9,102,731 km (0.06 R)
• M12: 9,372,456 km (0.107 R)
• M13: 10,271,390 km (0.119 R)
• M14: 11,350,140 km (0.071 R)
• M15: 12,045,321 km (0.113 R)
• M16: 15,643,449 km (0.073 R)
• M17: 16,424,350 km (0.11 R)
• M18: 23,630,480 km (0.086 R)
• M19: 23,833,634 km (0.118 R)
• M20: 24,449,678 km (0.049 R)
• M21: 26,144,771 km (0.117 R)
• M22: 28,831,698 km (0.104 R)
• M23: 32,442,393 km (0.092 R)
• M24: 32,819,230 km (0.029 R)
• M25: 35,141,737 km (0.111 R)
• M26: 37,159,213 km (0.119 R)
• M27: 37,987,387 km (0.087 R)
• M28: 40,111,378 km (0.106 R)
• M29: 40,545,511 km (0.056 R)
• M30: 44,131,970 km (0.111 R)
• M31: 45,216,555 km (0.07 R)
• M32: 45,529,663 km (0.089 R)
• M33: 46,318,792 km (0.112 R)
• M34: 47,438,831 km (0.063 R)
• M35: 52,616,413 km (0.073 R)
• M36: 52,962,882 km (0.079 R)
• M37: 62,706,939 km (0.101 R)
• M38: 63,880,086 km (0.065 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 16,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit