🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.9

Radius: 12.4

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2 AU - 3.04 AU

Year: 2761 Days

Day: 12.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,727,904 km

• M1: 154,235 km (0.086 R)
• M2: 603,627 km (0.077 R)
• M3: 1,076,357 km (0.117 R)
• M4: 1,942,977 km (0.083 R)
• M5: 2,492,301 km (0.082 R)
• M6: 3,213,512 km (0.052 R)
• M7: 4,496,314 km (0.079 R)
• M8: 5,440,725 km (0.09 R)
• M9: 6,627,485 km (0.103 R)
• M10: 8,345,018 km (0.108 R)
• M11: 10,033,679 km (0.108 R)
• M12: 11,389,933 km (0.051 R)
• M13: 13,137,984 km (0.101 R)
• M14: 15,159,351 km (0.108 R)
• M15: 16,563,626 km (0.066 R)
• M16: 17,714,333 km (0.112 R)
• M17: 19,449,967 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.7

Radius: 9.7

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.6 AU - 2.7 AU

Year: 2978 Days

Day: 10.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,727,904 km

• M1: 120,875 km (0.087 R)
• M2: 440,865 km (0.084 R)
• M3: 744,698 km (0.032 R)
• M4: 1,241,812 km (0.106 R)
• M5: 1,828,086 km (0.066 R)
• M6: 2,859,264 km (0.028 R)
• M7: 3,724,239 km (0.07 R)
• M8: 6,438,842 km (0.083 R)
• M9: 8,148,147 km (0.043 R)
• M10: 8,697,620 km (0.046 R)
• M11: 9,567,981 km (0.054 R)
• M12: 10,736,190 km (0.085 R)
• M13: 12,172,330 km (0.109 R)
• M14: 13,542,347 km (0.115 R)
• M15: 14,412,259 km (0.051 R)
• M16: 15,370,284 km (0.1 R)
• M17: 16,103,014 km (0.053 R)
• M18: 17,638,038 km (0.116 R)
• M19: 18,557,765 km (0.114 R)
• M20: 19,630,382 km (0.114 R)
• M21: 21,060,388 km (0.108 R)
• M22: 21,898,735 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.7

Radius: 12.9

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.33 AU - 5.23 AU

Year: 6112 Days

Day: 5.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,727,904 km

• M1: 160,519 km (0.086 R)
• M2: 839,244 km (0.094 R)
• M3: 1,262,756 km (0.113 R)
• M4: 1,913,207 km (0.107 R)
• M5: 2,459,389 km (0.105 R)
• M6: 2,868,240 km (0.105 R)
• M7: 5,705,812 km (0.063 R)
• M8: 6,430,764 km (0.094 R)
• M9: 6,881,652 km (0.082 R)
• M10: 7,457,454 km (0.057 R)
• M11: 9,339,545 km (0.106 R)
• M12: 10,434,900 km (0.095 R)
• M13: 12,284,828 km (0.118 R)
• M14: 13,082,932 km (0.11 R)
• M15: 13,703,913 km (0.1 R)
• M16: 14,290,337 km (0.051 R)
• M17: 16,386,801 km (0.078 R)
• M18: 17,292,616 km (0.039 R)
• M19: 20,210,672 km (0.1 R)
• M20: 22,038,758 km (0.082 R)
• M21: 24,984,041 km (0.08 R)
• M22: 25,940,720 km (0.099 R)
• M23: 27,589,438 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.6

Radius: 9.7

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.31 AU - 5.39 AU

Year: 6262 Days

Day: 9.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,727,904 km

• M1: 120,725 km (0.026 R)
• M2: 426,204 km (0.069 R)
• M3: 749,336 km (0.04 R)
• M4: 1,557,763 km (0.069 R)
• M5: 1,884,484 km (0.117 R)
• M6: 2,696,053 km (0.101 R)
• M7: 3,362,661 km (0.072 R)
• M8: 4,271,019 km (0.095 R)
• M9: 6,146,827 km (0.089 R)
• M10: 6,847,394 km (0.11 R)
• M11: 13,770,933 km (0.108 R)
• M12: 16,404,603 km (0.087 R)
• M13: 18,112,263 km (0.092 R)
• M14: 18,418,191 km (0.104 R)
• M15: 19,229,909 km (0.105 R)
• M16: 19,612,580 km (0.046 R)
• M17: 21,126,510 km (0.119 R)
• M18: 21,670,897 km (0.054 R)
• M19: 22,929,913 km (0.117 R)
• M20: 23,360,306 km (0.087 R)
• M21: 25,364,020 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702

Radius: 13.4

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 5.33 AU - 5.53 AU

Year: 8734 Days

Day: 11 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,727,904 km

• M1: 166,652 km (0.097 R)
• M2: 829,520 km (0.04 R)
• M3: 1,295,966 km (0.073 R)
• M4: 1,895,555 km (0.09 R)
• M5: 2,676,904 km (0.102 R)
• M6: 3,402,454 km (0.11 R)
• M7: 3,990,972 km (0.106 R)
• M8: 5,001,206 km (0.106 R)
• M9: 6,827,497 km (0.094 R)
• M10: 8,016,651 km (0.104 R)
• M11: 10,102,344 km (0.051 R)
• M12: 11,915,770 km (0.08 R)
• M13: 12,698,765 km (0.085 R)
• M14: 13,396,938 km (0.065 R)
• M15: 13,937,435 km (0.079 R)
• M16: 14,554,826 km (0.051 R)
• M17: 15,712,115 km (0.079 R)
• M18: 18,650,516 km (0.071 R)
• M19: 19,783,421 km (0.098 R)
• M20: 21,527,283 km (0.056 R)
• M21: 22,604,837 km (0.104 R)
• M22: 23,114,068 km (0.076 R)
• M23: 24,332,393 km (0.093 R)
• M24: 28,342,065 km (0.072 R)
• M25: 32,989,023 km (0.103 R)
• M26: 33,644,711 km (0.106 R)
• M27: 37,644,359 km (0.104 R)
• M28: 39,329,280 km (0.104 R)

Asteroid Belt

Center: 7.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.1

Radius: 3.8

Gravity: 48.83 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.65 AU - 9.93 AU

Year: 21144 Days

Day: 21.8 Hours

Environment

Temp: -244 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,727,904 km

• M1: 50,115 km (0.04 R)
• M2: 168,447 km (0.099 R)
• M3: 481,705 km (0.119 R)
• M4: 694,284 km (0.11 R)
• M5: 1,447,659 km (0.101 R)
• M6: 1,930,860 km (0.095 R)
• M7: 2,220,182 km (0.11 R)
• M8: 2,352,726 km (0.058 R)
• M9: 3,178,955 km (0.087 R)
• M10: 3,405,296 km (0.103 R)
• M11: 3,921,858 km (0.108 R)
• M12: 4,594,300 km (0.114 R)
• M13: 6,426,725 km (0.105 R)
• M14: 7,163,943 km (0.059 R)
• M15: 9,594,908 km (0.085 R)
• M16: 9,947,660 km (0.067 R)
• M17: 11,315,733 km (0.077 R)
• M18: 12,386,105 km (0.115 R)
• M19: 13,016,960 km (0.102 R)
• M20: 13,231,932 km (0.088 R)
• M21: 14,495,136 km (0.108 R)
• M22: 14,725,966 km (0.114 R)
• M23: 18,133,207 km (0.072 R)
• M24: 23,268,902 km (0.099 R)
• M25: 23,691,815 km (0.101 R)
• M26: 24,661,807 km (0.092 R)
• M27: 25,434,480 km (0.109 R)
• M28: 30,286,388 km (0.104 R)
• M29: 31,428,119 km (0.08 R)
• M30: 32,466,777 km (0.079 R)
• M31: 33,127,551 km (0.117 R)
• M32: 35,580,358 km (0.088 R)
• M33: 36,993,908 km (0.028 R)
• M34: 37,714,670 km (0.064 R)
• M35: 39,632,066 km (0.115 R)
• M36: 53,244,276 km (0.117 R)
• M37: 66,652,135 km (0.098 R)
• M38: 69,884,795 km (0.097 R)
• M39: 70,543,624 km (0.093 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 18,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit