🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.7

Radius: 11.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.15 AU - 1.83 AU

Year: 1278 Days

Day: 5.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 164.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,414,186 km

• M1: 142,118 km (0.099 R)
• M2: 500,704 km (0.101 R)
• M3: 874,250 km (0.046 R)
• M4: 1,523,355 km (0.078 R)
• M5: 2,147,328 km (0.095 R)
• M6: 2,884,397 km (0.071 R)
• M7: 3,354,732 km (0.075 R)
• M8: 3,783,031 km (0.099 R)
• M9: 4,231,077 km (0.047 R)
• M10: 4,590,111 km (0.081 R)
• M11: 4,988,191 km (0.114 R)
• M12: 5,370,264 km (0.097 R)
• M13: 6,085,941 km (0.099 R)
• M14: 6,680,742 km (0.087 R)
• M15: 7,362,310 km (0.113 R)
• M16: 9,114,549 km (0.118 R)
• M17: 9,513,377 km (0.059 R)
• M18: 10,254,485 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 8.9

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.13 AU - 3.17 AU

Year: 3032 Days

Day: 7.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 55.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,414,186 km

• M1: 111,450 km (0.1 R)
• M2: 1,072,018 km (0.109 R)
• M3: 1,446,163 km (0.089 R)
• M4: 1,760,917 km (0.106 R)
• M5: 2,475,994 km (0.093 R)
• M6: 2,962,337 km (0.089 R)
• M7: 3,951,927 km (0.113 R)
• M8: 4,286,129 km (0.058 R)
• M9: 4,789,974 km (0.099 R)
• M10: 8,140,219 km (0.117 R)
• M11: 8,456,768 km (0.11 R)
• M12: 10,273,783 km (0.094 R)
• M13: 10,643,739 km (0.101 R)
• M14: 11,099,414 km (0.117 R)
• M15: 11,887,795 km (0.113 R)
• M16: 13,797,561 km (0.06 R)
• M17: 15,179,098 km (0.107 R)
• M18: 16,348,953 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.7

Radius: 10.3

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.28 AU - 4.4 AU

Year: 5289 Days

Day: 13 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,414,186 km

• M1: 128,953 km (0.067 R)
• M2: 494,271 km (0.107 R)
• M3: 856,448 km (0.104 R)
• M4: 1,335,460 km (0.057 R)
• M5: 2,670,023 km (0.075 R)
• M6: 3,023,523 km (0.116 R)
• M7: 3,353,984 km (0.038 R)
• M8: 4,192,480 km (0.072 R)
• M9: 4,650,250 km (0.063 R)
• M10: 6,794,436 km (0.042 R)
• M11: 11,655,918 km (0.111 R)
• M12: 16,033,900 km (0.088 R)
• M13: 16,938,069 km (0.09 R)
• M14: 19,614,525 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.9

Radius: 4.5

Gravity: 35.06 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.85 AU - 7.41 AU

Year: 10668 Days

Day: 23.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,414,186 km

• M1: 55,950 km (0.089 R)
• M2: 259,253 km (0.099 R)
• M3: 624,571 km (0.057 R)
• M4: 934,837 km (0.075 R)
• M5: 1,408,314 km (0.074 R)
• M6: 1,698,235 km (0.115 R)
• M7: 1,874,013 km (0.069 R)
• M8: 2,319,216 km (0.12 R)
• M9: 2,556,628 km (0.087 R)
• M10: 3,173,719 km (0.11 R)
• M11: 3,542,627 km (0.106 R)
• M12: 4,078,188 km (0.113 R)
• M13: 5,175,338 km (0.103 R)
• M14: 5,409,459 km (0.083 R)
• M15: 5,935,146 km (0.086 R)
• M16: 10,658,549 km (0.097 R)
• M17: 11,147,884 km (0.047 R)
• M18: 12,229,776 km (0.084 R)
• M19: 12,705,497 km (0.06 R)
• M20: 12,887,109 km (0.118 R)
• M21: 14,866,139 km (0.111 R)
• M22: 15,614,427 km (0.06 R)
• M23: 16,103,463 km (0.088 R)
• M24: 22,439,082 km (0.101 R)
• M25: 22,971,950 km (0.07 R)
• M26: 25,957,475 km (0.055 R)
• M27: 29,191,631 km (0.027 R)
• M28: 31,453,999 km (0.092 R)
• M29: 35,240,770 km (0.085 R)
• M30: 37,058,235 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.2

Radius: 6.1

Gravity: 20.73 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.39 AU - 8.69 AU

Year: 17543 Days

Day: 16.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,414,186 km

• M1: 75,996 km (0.107 R)
• M2: 491,429 km (0.053 R)
• M3: 1,115,551 km (0.118 R)
• M4: 1,700,778 km (0.116 R)
• M5: 2,799,874 km (0.105 R)
• M6: 3,182,396 km (0.098 R)
• M7: 4,440,214 km (0.098 R)
• M8: 4,712,931 km (0.061 R)
• M9: 4,960,665 km (0.108 R)
• M10: 7,989,125 km (0.113 R)
• M11: 10,381,643 km (0.093 R)
• M12: 11,869,394 km (0.111 R)
• M13: 13,005,740 km (0.036 R)
• M14: 18,021,008 km (0.113 R)
• M15: 21,672,992 km (0.066 R)
• M16: 25,034,605 km (0.097 R)
• M17: 26,449,053 km (0.107 R)
• M18: 33,153,880 km (0.116 R)
• M19: 43,173,796 km (0.086 R)
• M20: 46,161,265 km (0.082 R)
• M21: 49,283,672 km (0.086 R)
• M22: 51,499,516 km (0.066 R)
• M23: 53,248,464 km (0.069 R)
• M24: 54,137,525 km (0.069 R)
• M25: 59,300,596 km (0.09 R)
• M26: 60,448,012 km (0.109 R)
• M27: 63,979,269 km (0.086 R)
• M28: 65,591,785 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.7

Radius: 4.4

Gravity: 42.6 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.81 AU - 11.55 AU

Year: 22831 Days

Day: 17.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 88,414,186 km

• M1: 54,753 km (0.077 R)
• M2: 199,863 km (0.109 R)
• M3: 473,627 km (0.11 R)
• M4: 873,053 km (0.118 R)
• M5: 1,451,997 km (0.086 R)
• M6: 1,892,263 km (0.101 R)
• M7: 2,764,269 km (0.09 R)
• M8: 3,004,673 km (0.103 R)
• M9: 3,172,672 km (0.037 R)
• M10: 3,317,482 km (0.116 R)
• M11: 3,466,631 km (0.11 R)
• M12: 4,789,226 km (0.08 R)
• M13: 5,377,146 km (0.103 R)
• M14: 6,461,880 km (0.118 R)
• M15: 7,479,295 km (0.111 R)
• M16: 8,052,853 km (0.114 R)
• M17: 8,655,284 km (0.115 R)
• M18: 10,386,580 km (0.038 R)
• M19: 11,366,895 km (0.06 R)
• M20: 12,407,199 km (0.075 R)
• M21: 14,201,326 km (0.074 R)
• M22: 14,835,920 km (0.115 R)
• M23: 16,418,217 km (0.083 R)
• M24: 17,294,711 km (0.092 R)
• M25: 20,110,591 km (0.105 R)
• M26: 22,465,860 km (0.111 R)
• M27: 23,001,121 km (0.078 R)
• M28: 26,511,136 km (0.106 R)
• M29: 31,280,316 km (0.092 R)
• M30: 33,866,116 km (0.098 R)
• M31: 34,711,344 km (0.109 R)
• M32: 35,570,634 km (0.074 R)
• M33: 38,995,677 km (0.114 R)
• M34: 56,256,279 km (0.117 R)
• M35: 60,887,081 km (0.094 R)
• M36: 66,201,845 km (0.082 R)
• M37: 67,743,451 km (0.072 R)
• M38: 68,188,355 km (0.037 R)
• M39: 74,621,961 km (0.088 R)
• M40: 77,014,330 km (0.104 R)
• M41: 79,210,726 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 17,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit