🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.9

Radius: 8.6

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.97 AU - 1.17 AU

Year: 715 Days

Day: 11.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,529,878 km

• M1: 107,112 km (0.113 R)
• M2: 436,826 km (0.102 R)
• M3: 865,573 km (0.111 R)
• M4: 1,161,627 km (0.104 R)
• M5: 1,597,705 km (0.098 R)
• M6: 2,175,901 km (0.049 R)
• M7: 2,589,838 km (0.1 R)
• M8: 3,589,152 km (0.07 R)
• M9: 5,032,622 km (0.035 R)
• M10: 5,311,921 km (0.091 R)
• M11: 6,120,348 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.8

Radius: 11.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.89 AU - 1.33 AU

Year: 755 Days

Day: 11.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,529,878 km

• M1: 144,212 km (0.11 R)
• M2: 610,958 km (0.064 R)
• M3: 982,858 km (0.102 R)
• M4: 1,572,423 km (0.064 R)
• M5: 2,016,280 km (0.104 R)
• M6: 2,470,310 km (0.1 R)
• M7: 2,898,608 km (0.118 R)
• M8: 3,312,396 km (0.037 R)
• M9: 3,682,651 km (0.113 R)
• M10: 4,080,731 km (0.093 R)
• M11: 4,523,391 km (0.059 R)
• M12: 4,930,596 km (0.084 R)
• M13: 5,505,800 km (0.066 R)
• M14: 5,875,905 km (0.11 R)
• M15: 6,625,091 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.7

Radius: 10.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.35 AU - 1.37 AU

Year: 1024 Days

Day: 11.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,529,878 km

• M1: 134,339 km (0.11 R)
• M2: 625,768 km (0.052 R)
• M3: 1,124,826 km (0.1 R)
• M4: 1,498,223 km (0.096 R)
• M5: 2,438,595 km (0.097 R)
• M6: 3,000,784 km (0.06 R)
• M7: 3,367,298 km (0.108 R)
• M8: 5,311,622 km (0.111 R)
• M9: 5,674,098 km (0.075 R)
• M10: 8,487,585 km (0.098 R)
• M11: 8,904,664 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.6

Radius: 11.2

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.25 AU - 2.05 AU

Year: 1368 Days

Day: 6.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,529,878 km

• M1: 139,276 km (0.05 R)
• M2: 595,250 km (0.093 R)
• M3: 1,182,422 km (0.028 R)
• M4: 3,180,750 km (0.092 R)
• M5: 3,901,213 km (0.037 R)
• M6: 4,727,293 km (0.095 R)
• M7: 5,374,304 km (0.111 R)
• M8: 5,751,589 km (0.034 R)
• M9: 6,559,717 km (0.058 R)
• M10: 8,653,638 km (0.119 R)
• M11: 10,055,221 km (0.091 R)

Asteroid Belt

Center: 2.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654

Radius: 13.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.98 AU - 3.7 AU

Year: 3941 Days

Day: 13.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,529,878 km

• M1: 164,258 km (0.049 R)
• M2: 1,045,540 km (0.057 R)
• M3: 1,876,256 km (0.034 R)
• M4: 2,585,949 km (0.106 R)
• M5: 5,474,085 km (0.117 R)
• M6: 6,377,656 km (0.099 R)
• M7: 7,543,772 km (0.052 R)
• M8: 14,629,774 km (0.1 R)
• M9: 15,919,607 km (0.109 R)
• M10: 18,848,584 km (0.046 R)
• M11: 20,440,155 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.8

Radius: 14.1

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.96 AU - 4.54 AU

Year: 5657 Days

Day: 8.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,529,878 km

• M1: 175,329 km (0.03 R)
• M2: 713,283 km (0.115 R)
• M3: 1,756,728 km (0.067 R)
• M4: 2,475,246 km (0.099 R)
• M5: 3,404,698 km (0.081 R)
• M6: 4,034,056 km (0.107 R)
• M7: 6,767,957 km (0.119 R)
• M8: 7,291,849 km (0.12 R)
• M9: 7,880,517 km (0.075 R)
• M10: 9,927,464 km (0.105 R)
• M11: 12,565,623 km (0.055 R)
• M12: 14,814,976 km (0.036 R)
• M13: 17,841,640 km (0.114 R)
• M14: 21,185,153 km (0.058 R)
• M15: 23,396,359 km (0.09 R)
• M16: 25,589,763 km (0.103 R)
• M17: 26,952,450 km (0.104 R)
• M18: 27,563,707 km (0.056 R)
• M19: 28,904,553 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.5

Radius: 4.1

Gravity: 48.75 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.21 AU - 7.13 AU

Year: 9896 Days

Day: 25 Hours

Environment

Temp: -225 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 50,529,878 km

• M1: 51,013 km (0.049 R)
• M2: 180,714 km (0.074 R)
• M3: 355,295 km (0.111 R)
• M4: 784,342 km (0.107 R)
• M5: 1,033,572 km (0.116 R)
• M6: 1,282,054 km (0.098 R)
• M7: 1,455,288 km (0.12 R)
• M8: 1,628,822 km (0.102 R)
• M9: 2,525,810 km (0.113 R)
• M10: 2,670,621 km (0.093 R)
• M11: 2,909,230 km (0.076 R)
• M12: 3,632,835 km (0.055 R)
• M13: 4,351,054 km (0.113 R)
• M14: 4,620,330 km (0.096 R)
• M15: 4,837,397 km (0.087 R)
• M16: 5,563,994 km (0.065 R)
• M17: 5,917,344 km (0.06 R)
• M18: 9,798,511 km (0.08 R)
• M19: 9,951,101 km (0.106 R)
• M20: 10,737,836 km (0.112 R)
• M21: 10,900,000 km (0.036 R)
• M22: 12,493,666 km (0.073 R)
• M23: 13,283,693 km (0.081 R)
• M24: 14,497,530 km (0.085 R)
• M25: 16,996,861 km (0.118 R)
• M26: 18,425,072 km (0.116 R)
• M27: 18,657,547 km (0.115 R)
• M28: 19,207,918 km (0.096 R)
• M29: 21,603,279 km (0.081 R)
• M30: 24,844,616 km (0.037 R)
• M31: 28,810,007 km (0.071 R)
• M32: 30,076,951 km (0.069 R)
• M33: 32,158,456 km (0.081 R)
• M34: 34,922,127 km (0.112 R)
• M35: 37,095,934 km (0.092 R)
• M36: 38,975,032 km (0.104 R)
• M37: 48,439,342 km (0.074 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: 405 - 18,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit