🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.9

Radius: 11

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.74 AU - 1.24 AU

Year: 692 Days

Day: 9.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,993,405 km

• M1: 136,732 km (0.036 R)
• M2: 531,970 km (0.119 R)
• M3: 950,395 km (0.096 R)
• M4: 1,362,089 km (0.096 R)
• M5: 1,871,320 km (0.079 R)
• M6: 2,276,132 km (0.07 R)
• M7: 3,168,184 km (0.077 R)
• M8: 4,858,640 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.8

Radius: 10

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.9 AU - 2.6 AU

Year: 2372 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,993,405 km

• M1: 124,465 km (0.037 R)
• M2: 536,308 km (0.025 R)
• M3: 930,499 km (0.105 R)
• M4: 1,284,298 km (0.107 R)
• M5: 1,600,847 km (0.09 R)
• M6: 2,068,340 km (0.119 R)
• M7: 2,424,533 km (0.081 R)
• M8: 2,775,639 km (0.108 R)
• M9: 3,824,769 km (0.107 R)
• M10: 4,303,332 km (0.094 R)
• M11: 5,905,376 km (0.119 R)
• M12: 8,061,530 km (0.066 R)
• M13: 9,263,549 km (0.084 R)
• M14: 9,871,066 km (0.091 R)
• M15: 11,325,008 km (0.105 R)
• M16: 12,061,478 km (0.078 R)
• M17: 12,441,606 km (0.07 R)
• M18: 15,379,110 km (0.059 R)

Asteroid Belt

Center: 4.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.1

Radius: 7.7

Gravity: 12.52 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.2 AU - 7.6 AU

Year: 11381 Days

Day: 19.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,993,405 km

• M1: 95,743 km (0.118 R)
• M2: 345,272 km (0.092 R)
• M3: 1,070,223 km (0.085 R)
• M4: 1,738,327 km (0.058 R)
• M5: 2,091,677 km (0.105 R)
• M6: 2,512,646 km (0.102 R)
• M7: 3,035,042 km (0.104 R)
• M8: 4,178,867 km (0.044 R)
• M9: 4,752,874 km (0.094 R)
• M10: 5,009,733 km (0.054 R)
• M11: 7,671,229 km (0.067 R)
• M12: 9,963,966 km (0.063 R)
• M13: 10,279,468 km (0.09 R)
• M14: 10,601,552 km (0.096 R)
• M15: 12,986,292 km (0.092 R)
• M16: 15,217,843 km (0.08 R)
• M17: 18,548,191 km (0.115 R)
• M18: 19,026,156 km (0.09 R)
• M19: 20,934,427 km (0.085 R)
• M20: 23,983,830 km (0.108 R)
• M21: 25,030,566 km (0.069 R)
• M22: 25,909,304 km (0.079 R)
• M23: 27,522,268 km (0.104 R)
• M24: 30,393,949 km (0.106 R)
• M25: 48,834,280 km (0.109 R)
• M26: 51,132,851 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.8

Radius: 4.5

Gravity: 28.63 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.61 AU - 9.15 AU

Year: 14093 Days

Day: 23.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,993,405 km

• M1: 55,950 km (0.073 R)
• M2: 297,999 km (0.076 R)
• M3: 654,042 km (0.06 R)
• M4: 1,022,501 km (0.101 R)
• M5: 1,886,878 km (0.045 R)
• M6: 2,065,199 km (0.093 R)
• M7: 2,646,536 km (0.116 R)
• M8: 3,407,540 km (0.049 R)
• M9: 3,645,551 km (0.043 R)
• M10: 3,980,201 km (0.103 R)
• M11: 4,396,083 km (0.106 R)
• M12: 5,348,872 km (0.049 R)
• M13: 6,632,272 km (0.061 R)
• M14: 6,836,922 km (0.113 R)
• M15: 7,088,097 km (0.079 R)
• M16: 9,121,581 km (0.045 R)
• M17: 9,426,012 km (0.11 R)
• M18: 10,108,777 km (0.056 R)
• M19: 11,513,501 km (0.058 R)
• M20: 15,982,887 km (0.093 R)
• M21: 17,644,770 km (0.031 R)
• M22: 27,493,545 km (0.116 R)
• M23: 29,317,443 km (0.115 R)
• M24: 30,314,812 km (0.054 R)
• M25: 37,420,262 km (0.102 R)
• M26: 40,059,916 km (0.092 R)
• M27: 48,718,641 km (0.081 R)
• M28: 50,116,334 km (0.032 R)
• M29: 50,904,266 km (0.097 R)
• M30: 52,504,813 km (0.067 R)
• M31: 55,637,842 km (0.045 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 15,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit