🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.8

Radius: 11.3

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.5 AU - 0.76 AU

Year: 351 Days

Day: 13.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 88,592,505 km

• M1: 140,472 km (0.068 R)
• M2: 533,765 km (0.115 R)
• M3: 920,027 km (0.07 R)
• M4: 1,371,962 km (0.054 R)
• M5: 1,808,189 km (0.102 R)
• M6: 2,408,077 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.2

Radius: 12.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.12 AU - 2.46 AU

Year: 2436 Days

Day: 10.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,592,505 km

• M1: 150,795 km (0.083 R)
• M2: 983,456 km (0.05 R)
• M3: 1,378,993 km (0.116 R)
• M4: 2,147,029 km (0.087 R)
• M5: 2,534,338 km (0.089 R)
• M6: 2,982,682 km (0.119 R)
• M7: 3,546,666 km (0.085 R)
• M8: 4,396,382 km (0.103 R)
• M9: 6,450,959 km (0.085 R)
• M10: 7,114,875 km (0.106 R)
• M11: 7,582,518 km (0.105 R)
• M12: 8,181,956 km (0.06 R)
• M13: 9,537,463 km (0.093 R)
• M14: 11,244,374 km (0.084 R)
• M15: 11,952,271 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 12.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.84 AU - 5.64 AU

Year: 8432 Days

Day: 15 Hours

Environment

Temp: -222 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,592,505 km

• M1: 160,519 km (0.077 R)
• M2: 824,284 km (0.113 R)
• M3: 1,232,387 km (0.094 R)
• M4: 2,195,648 km (0.049 R)
• M5: 4,180,961 km (0.101 R)
• M6: 5,922,131 km (0.111 R)
• M7: 6,826,600 km (0.069 R)
• M8: 7,505,325 km (0.092 R)
• M9: 10,049,985 km (0.097 R)
• M10: 11,806,264 km (0.065 R)
• M11: 13,758,965 km (0.086 R)
• M12: 14,475,688 km (0.101 R)
• M13: 22,089,023 km (0.114 R)
• M14: 22,906,276 km (0.1 R)
• M15: 26,835,016 km (0.12 R)
• M16: 29,103,967 km (0.089 R)
• M17: 32,953,868 km (0.053 R)
• M18: 33,698,267 km (0.086 R)
• M19: 34,236,969 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.5

Radius: 6.1

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.23 AU - 9.15 AU

Year: 18007 Days

Day: 17.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,592,505 km

• M1: 79,885 km (0.116 R)
• M2: 299,046 km (0.087 R)
• M3: 574,306 km (0.058 R)
• M4: 1,196,334 km (0.057 R)
• M5: 1,428,809 km (0.074 R)
• M6: 1,626,877 km (0.062 R)
• M7: 1,967,960 km (0.09 R)
• M8: 2,175,153 km (0.046 R)
• M9: 2,417,950 km (0.051 R)
• M10: 2,611,829 km (0.06 R)
• M11: 2,839,517 km (0.093 R)
• M12: 3,205,882 km (0.068 R)
• M13: 3,494,307 km (0.078 R)
• M14: 5,098,445 km (0.111 R)
• M15: 5,418,884 km (0.082 R)
• M16: 6,219,083 km (0.102 R)
• M17: 6,420,741 km (0.113 R)
• M18: 8,437,320 km (0.085 R)
• M19: 12,611,998 km (0.103 R)
• M20: 15,212,458 km (0.027 R)
• M21: 16,178,262 km (0.102 R)
• M22: 17,502,203 km (0.06 R)
• M23: 18,645,430 km (0.119 R)
• M24: 19,492,004 km (0.047 R)
• M25: 20,363,861 km (0.038 R)
• M26: 21,905,167 km (0.026 R)
• M27: 22,656,747 km (0.093 R)
• M28: 22,943,077 km (0.044 R)
• M29: 29,412,587 km (0.028 R)
• M30: 34,676,936 km (0.067 R)
• M31: 35,568,390 km (0.088 R)
• M32: 39,977,937 km (0.079 R)
• M33: 42,385,565 km (0.07 R)
• M34: 43,111,713 km (0.085 R)
• M35: 44,738,290 km (0.064 R)
• M36: 52,984,125 km (0.115 R)
• M37: 60,523,409 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.7

Radius: 3.8

Gravity: 57.46 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.06 AU - 11.3 AU

Year: 22831 Days

Day: 16.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 88,592,505 km

• M1: 48,021 km (0.034 R)
• M2: 237,262 km (0.119 R)
• M3: 489,933 km (0.105 R)
• M4: 777,011 km (0.099 R)
• M5: 964,607 km (0.079 R)
• M6: 1,110,615 km (0.099 R)
• M7: 1,271,283 km (0.094 R)
• M8: 2,206,718 km (0.12 R)
• M9: 2,559,470 km (0.053 R)
• M10: 3,466,332 km (0.08 R)
• M11: 3,746,828 km (0.06 R)
• M12: 4,642,321 km (0.083 R)
• M13: 5,463,015 km (0.106 R)
• M14: 7,902,657 km (0.092 R)
• M15: 8,115,984 km (0.088 R)
• M16: 8,554,006 km (0.052 R)
• M17: 8,778,852 km (0.07 R)
• M18: 9,477,025 km (0.084 R)
• M19: 10,148,869 km (0.104 R)
• M20: 10,592,576 km (0.093 R)
• M21: 10,786,605 km (0.082 R)
• M22: 11,383,201 km (0.035 R)
• M23: 13,304,337 km (0.11 R)
• M24: 13,606,226 km (0.111 R)
• M25: 13,758,815 km (0.075 R)
• M26: 14,539,267 km (0.111 R)
• M27: 14,940,339 km (0.113 R)
• M28: 15,848,398 km (0.082 R)
• M29: 19,655,215 km (0.116 R)
• M30: 25,969,293 km (0.114 R)
• M31: 31,205,966 km (0.113 R)
• M32: 34,634,600 km (0.08 R)
• M33: 41,583,571 km (0.059 R)
• M34: 42,553,264 km (0.071 R)
• M35: 43,703,522 km (0.12 R)
• M36: 45,043,320 km (0.08 R)
• M37: 53,851,344 km (0.112 R)
• M38: 59,365,671 km (0.043 R)
• M39: 61,422,791 km (0.051 R)
• M40: 65,244,419 km (0.113 R)
• M41: 66,992,619 km (0.057 R)
• M42: 71,499,255 km (0.054 R)
• M43: 73,591,531 km (0.089 R)
• M44: 76,203,659 km (0.099 R)
• M45: 85,702,526 km (0.083 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: 266 - 16,899 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit