🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.4

Radius: 8.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.04 AU - 1.28 AU

Year: 833 Days

Day: 5.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,982,949 km

• M1: 124,017 km (0.054 R)
• M2: 312,959 km (0.086 R)
• M3: 678,277 km (0.091 R)
• M4: 898,485 km (0.118 R)
• M5: 1,116,449 km (0.065 R)
• M6: 1,712,148 km (0.12 R)
• M7: 2,570,091 km (0.098 R)
• M8: 2,793,441 km (0.061 R)
• M9: 2,962,786 km (0.118 R)
• M10: 3,155,917 km (0.067 R)
• M11: 4,194,874 km (0.091 R)
• M12: 4,788,777 km (0.115 R)
• M13: 6,255,734 km (0.063 R)
• M14: 6,660,546 km (0.073 R)
• M15: 6,979,638 km (0.031 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312

Radius: 9.8

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.26 AU - 4 AU

Year: 4612 Days

Day: 12.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,982,949 km

• M1: 122,969 km (0.114 R)
• M2: 641,027 km (0.105 R)
• M3: 2,788,504 km (0.104 R)
• M4: 4,169,891 km (0.118 R)
• M5: 4,476,716 km (0.119 R)
• M6: 5,061,494 km (0.104 R)
• M7: 5,271,679 km (0.114 R)
• M8: 5,883,385 km (0.077 R)
• M9: 7,085,853 km (0.103 R)
• M10: 7,563,070 km (0.113 R)
• M11: 9,089,267 km (0.11 R)
• M12: 9,861,791 km (0.05 R)
• M13: 10,126,429 km (0.095 R)
• M14: 10,666,328 km (0.06 R)
• M15: 11,724,733 km (0.096 R)
• M16: 12,934,082 km (0.084 R)
• M17: 13,135,890 km (0.035 R)
• M18: 15,022,768 km (0.112 R)
• M19: 16,351,496 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.2

Radius: 7.6

Gravity: 15.5 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.48 AU - 9.98 AU

Year: 15745 Days

Day: 24.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,982,949 km

• M1: 94,546 km (0.113 R)
• M2: 238,010 km (0.117 R)
• M3: 503,696 km (0.045 R)
• M4: 1,404,574 km (0.106 R)
• M5: 1,646,025 km (0.105 R)
• M6: 2,093,622 km (0.118 R)
• M7: 2,544,959 km (0.085 R)
• M8: 2,927,780 km (0.079 R)
• M9: 3,906,898 km (0.028 R)
• M10: 5,847,631 km (0.101 R)
• M11: 6,300,314 km (0.073 R)
• M12: 6,469,210 km (0.1 R)
• M13: 6,901,249 km (0.114 R)
• M14: 8,771,222 km (0.06 R)
• M15: 9,376,346 km (0.095 R)
• M16: 10,054,922 km (0.081 R)
• M17: 11,827,357 km (0.112 R)
• M18: 12,117,428 km (0.1 R)
• M19: 12,708,190 km (0.08 R)
• M20: 18,157,890 km (0.092 R)
• M21: 18,953,452 km (0.109 R)
• M22: 19,915,665 km (0.069 R)
• M23: 20,141,109 km (0.117 R)
• M24: 21,442,760 km (0.077 R)
• M25: 26,450,400 km (0.101 R)
• M26: 31,700,537 km (0.105 R)
• M27: 33,135,928 km (0.086 R)
• M28: 35,599,057 km (0.116 R)
• M29: 38,046,927 km (0.093 R)
• M30: 41,980,603 km (0.07 R)
• M31: 43,630,518 km (0.067 R)
• M32: 43,964,421 km (0.1 R)
• M33: 44,187,621 km (0.078 R)
• M34: 49,124,650 km (0.032 R)
• M35: 50,549,270 km (0.1 R)
• M36: 54,820,589 km (0.092 R)
• M37: 60,305,894 km (0.09 R)
• M38: 64,558,064 km (0.074 R)
• M39: 66,738,452 km (0.09 R)
• M40: 67,427,201 km (0.087 R)
• M41: 68,119,690 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.9

Radius: 7.5

Gravity: 17.62 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.36 AU - 10.36 AU

Year: 17587 Days

Day: 15.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,982,949 km

• M1: 164,258 km (0.1 R)
• M2: 349,610 km (0.098 R)
• M3: 573,259 km (0.086 R)
• M4: 930,200 km (0.068 R)
• M5: 1,385,875 km (0.106 R)
• M6: 1,617,452 km (0.065 R)
• M7: 2,706,375 km (0.093 R)
• M8: 5,675,145 km (0.118 R)
• M9: 7,970,874 km (0.117 R)
• M10: 9,159,279 km (0.091 R)
• M11: 12,905,659 km (0.066 R)
• M12: 18,042,999 km (0.09 R)
• M13: 23,012,341 km (0.093 R)
• M14: 23,697,799 km (0.097 R)
• M15: 24,044,267 km (0.118 R)
• M16: 24,833,097 km (0.067 R)
• M17: 25,187,793 km (0.103 R)
• M18: 41,103,361 km (0.111 R)
• M19: 53,527,465 km (0.11 R)
• M20: 55,228,991 km (0.069 R)
• M21: 59,804,890 km (0.061 R)
• M22: 64,705,866 km (0.118 R)
• M23: 66,720,351 km (0.111 R)
• M24: 74,627,047 km (0.115 R)
• M25: 77,256,978 km (0.109 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 12,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit