🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.4

Radius: 10.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.11 AU - 1.67 AU

Year: 1058 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,334,079 km

• M1: 127,757 km (0.106 R)
• M2: 545,434 km (0.029 R)
• M3: 960,568 km (0.115 R)
• M4: 1,479,074 km (0.08 R)
• M5: 2,257,432 km (0.106 R)
• M6: 2,574,879 km (0.12 R)
• M7: 3,120,612 km (0.061 R)
• M8: 4,877,938 km (0.115 R)
• M9: 5,544,546 km (0.088 R)
• M10: 6,128,726 km (0.096 R)
• M11: 6,477,588 km (0.079 R)
• M12: 8,376,434 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.2

Radius: 14

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.29 AU - 1.67 AU

Year: 1163 Days

Day: 7.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 173.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,334,079 km

• M1: 174,132 km (0.104 R)
• M2: 678,426 km (0.104 R)
• M3: 1,284,597 km (0.084 R)
• M4: 1,765,704 km (0.1 R)
• M5: 2,466,121 km (0.103 R)
• M6: 3,383,305 km (0.087 R)
• M7: 4,095,092 km (0.107 R)
• M8: 4,562,735 km (0.087 R)
• M9: 5,348,722 km (0.117 R)
• M10: 6,844,701 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.5

Radius: 14.7

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.13 AU - 5.59 AU

Year: 8012 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,334,079 km

• M1: 187,446 km (0.115 R)
• M2: 699,669 km (0.1 R)
• M3: 1,192,445 km (0.06 R)
• M4: 2,002,367 km (0.066 R)
• M5: 2,737,641 km (0.101 R)
• M6: 3,648,243 km (0.088 R)
• M7: 5,157,686 km (0.076 R)
• M8: 6,797,278 km (0.098 R)
• M9: 8,015,604 km (0.109 R)
• M10: 8,550,416 km (0.117 R)
• M11: 10,784,510 km (0.106 R)
• M12: 11,695,562 km (0.079 R)
• M13: 13,214,279 km (0.114 R)
• M14: 13,962,717 km (0.095 R)
• M15: 20,927,695 km (0.102 R)
• M16: 21,865,823 km (0.055 R)
• M17: 22,345,284 km (0.042 R)
• M18: 23,077,566 km (0.115 R)
• M19: 26,168,258 km (0.064 R)
• M20: 27,534,086 km (0.084 R)
• M21: 30,013,372 km (0.115 R)
• M22: 31,307,244 km (0.082 R)
• M23: 32,224,578 km (0.081 R)
• M24: 33,054,996 km (0.07 R)
• M25: 33,793,411 km (0.052 R)
• M26: 38,109,758 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.3

Radius: 3.8

Gravity: 65.88 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.21 AU - 7.61 AU

Year: 10479 Days

Day: 17.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 69,334,079 km

• M1: 47,273 km (0.112 R)
• M2: 176,974 km (0.082 R)
• M3: 308,620 km (0.093 R)
• M4: 475,123 km (0.104 R)
• M5: 595,100 km (0.049 R)
• M6: 1,016,069 km (0.087 R)
• M7: 1,181,225 km (0.03 R)
• M8: 1,770,192 km (0.102 R)
• M9: 1,904,830 km (0.092 R)
• M10: 2,350,482 km (0.117 R)
• M11: 2,640,552 km (0.097 R)
• M12: 2,954,109 km (0.086 R)
• M13: 3,444,491 km (0.095 R)
• M14: 4,522,344 km (0.107 R)
• M15: 4,647,557 km (0.038 R)
• M16: 4,970,539 km (0.082 R)
• M17: 5,377,894 km (0.086 R)
• M18: 5,955,042 km (0.044 R)
• M19: 7,489,318 km (0.11 R)
• M20: 8,394,086 km (0.086 R)
• M21: 9,118,738 km (0.058 R)
• M22: 9,779,811 km (0.096 R)
• M23: 9,936,739 km (0.103 R)
• M24: 11,426,136 km (0.105 R)
• M25: 12,559,340 km (0.099 R)
• M26: 12,994,969 km (0.081 R)
• M27: 14,362,592 km (0.043 R)
• M28: 14,770,247 km (0.084 R)
• M29: 16,626,457 km (0.075 R)
• M30: 18,234,784 km (0.079 R)
• M31: 18,552,380 km (0.079 R)
• M32: 19,776,689 km (0.118 R)
• M33: 20,196,461 km (0.1 R)
• M34: 20,880,272 km (0.079 R)
• M35: 25,508,382 km (0.094 R)
• M36: 25,905,714 km (0.12 R)
• M37: 26,509,341 km (0.09 R)
• M38: 29,778,354 km (0.093 R)
• M39: 34,019,753 km (0.03 R)
• M40: 41,041,577 km (0.102 R)
• M41: 42,137,083 km (0.114 R)
• M42: 46,271,968 km (0.094 R)
• M43: 48,512,944 km (0.103 R)
• M44: 48,817,226 km (0.091 R)
• M45: 53,533,748 km (0.073 R)
• M46: 54,021,437 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.9

Radius: 4.7

Gravity: 40.83 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.27 AU - 9.13 AU

Year: 15161 Days

Day: 17.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,334,079 km

• M1: 58,493 km (0.108 R)
• M2: 392,844 km (0.098 R)
• M3: 556,504 km (0.053 R)
• M4: 826,678 km (0.063 R)
• M5: 2,142,242 km (0.048 R)
• M6: 2,639,654 km (0.09 R)
• M7: 2,878,562 km (0.079 R)
• M8: 4,525,485 km (0.104 R)
• M9: 4,868,064 km (0.094 R)
• M10: 5,264,648 km (0.12 R)
• M11: 5,527,941 km (0.052 R)
• M12: 5,879,496 km (0.108 R)
• M13: 7,671,977 km (0.09 R)
• M14: 7,912,979 km (0.092 R)
• M15: 10,548,146 km (0.041 R)
• M16: 12,224,390 km (0.12 R)
• M17: 12,553,206 km (0.085 R)
• M18: 15,860,217 km (0.1 R)
• M19: 23,314,379 km (0.073 R)
• M20: 24,332,842 km (0.108 R)
• M21: 28,934,771 km (0.1 R)
• M22: 31,316,818 km (0.053 R)
• M23: 34,735,429 km (0.055 R)
• M24: 38,115,293 km (0.067 R)
• M25: 42,302,687 km (0.101 R)
• M26: 43,054,417 km (0.104 R)
• M27: 44,275,584 km (0.097 R)
• M28: 49,225,628 km (0.074 R)
• M29: 49,889,992 km (0.104 R)
• M30: 50,897,833 km (0.081 R)
• M31: 57,048,550 km (0.119 R)
• M32: 58,706,543 km (0.104 R)
• M33: 60,207,009 km (0.115 R)
• M34: 60,396,400 km (0.069 R)
• M35: 61,157,704 km (0.042 R)
• M36: 61,732,908 km (0.091 R)
• M37: 65,260,126 km (0.073 R)
• M38: 66,061,821 km (0.103 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 19,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit