🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.8

Radius: 14.9

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.81 AU - 1.85 AU

Year: 1709 Days

Day: 12 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 70,619,385 km

• M1: 186,399 km (0.093 R)
• M2: 1,308,682 km (0.113 R)
• M3: 2,104,094 km (0.059 R)
• M4: 2,923,142 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.4

Radius: 8.8

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.69 AU - 3.99 AU

Year: 4213 Days

Day: 5.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,619,385 km

• M1: 110,553 km (0.094 R)
• M2: 702,212 km (0.068 R)
• M3: 1,132,007 km (0.091 R)
• M4: 1,904,381 km (0.047 R)
• M5: 2,922,245 km (0.11 R)
• M6: 4,288,821 km (0.096 R)
• M7: 4,634,991 km (0.114 R)
• M8: 9,739,121 km (0.107 R)
• M9: 10,298,467 km (0.112 R)
• M10: 14,623,341 km (0.034 R)
• M11: 17,297,403 km (0.109 R)
• M12: 18,597,858 km (0.119 R)
• M13: 23,805,808 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.3

Radius: 7.3

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.55 AU - 6.39 AU

Year: 10069 Days

Day: 18.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,619,385 km

• M1: 91,404 km (0.109 R)
• M2: 327,769 km (0.117 R)
• M3: 579,991 km (0.052 R)
• M4: 1,602,492 km (0.095 R)
• M5: 2,299,918 km (0.099 R)
• M6: 2,605,995 km (0.041 R)
• M7: 3,161,601 km (0.116 R)
• M8: 4,833,806 km (0.049 R)
• M9: 5,081,690 km (0.079 R)
• M10: 5,636,997 km (0.075 R)
• M11: 6,638,854 km (0.091 R)
• M12: 7,881,115 km (0.043 R)
• M13: 8,624,766 km (0.113 R)
• M14: 9,752,884 km (0.12 R)
• M15: 10,923,337 km (0.071 R)
• M16: 13,057,949 km (0.118 R)
• M17: 18,961,979 km (0.09 R)
• M18: 20,053,445 km (0.066 R)
• M19: 20,292,652 km (0.059 R)
• M20: 22,446,562 km (0.111 R)
• M21: 24,657,020 km (0.07 R)
• M22: 28,089,095 km (0.039 R)
• M23: 29,402,863 km (0.09 R)
• M24: 30,651,557 km (0.118 R)
• M25: 31,396,105 km (0.08 R)
• M26: 32,700,299 km (0.111 R)
• M27: 36,948,580 km (0.095 R)
• M28: 38,034,959 km (0.085 R)
• M29: 38,770,981 km (0.1 R)
• M30: 40,907,687 km (0.099 R)
• M31: 46,242,796 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.2

Radius: 7.1

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.52 AU - 7.6 AU

Year: 12948 Days

Day: 16.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,619,385 km

• M1: 88,412 km (0.105 R)
• M2: 383,270 km (0.092 R)
• M3: 997,967 km (0.113 R)
• M4: 1,738,178 km (0.075 R)
• M5: 2,186,074 km (0.088 R)
• M6: 2,532,692 km (0.052 R)
• M7: 2,987,170 km (0.106 R)
• M8: 3,575,539 km (0.106 R)
• M9: 4,615,693 km (0.075 R)
• M10: 4,879,284 km (0.032 R)
• M11: 5,693,994 km (0.029 R)
• M12: 7,499,940 km (0.108 R)
• M13: 8,146,651 km (0.116 R)
• M14: 8,631,049 km (0.112 R)
• M15: 9,341,190 km (0.113 R)
• M16: 10,366,384 km (0.116 R)
• M17: 14,026,895 km (0.115 R)
• M18: 14,441,580 km (0.064 R)
• M19: 14,722,525 km (0.116 R)
• M20: 15,587,350 km (0.089 R)
• M21: 16,409,540 km (0.092 R)
• M22: 20,958,512 km (0.093 R)
• M23: 23,471,607 km (0.12 R)
• M24: 25,051,959 km (0.066 R)
• M25: 25,457,818 km (0.106 R)
• M26: 28,313,342 km (0.05 R)
• M27: 30,676,689 km (0.106 R)
• M28: 32,323,462 km (0.059 R)
• M29: 32,804,569 km (0.028 R)
• M30: 34,651,355 km (0.096 R)
• M31: 41,731,373 km (0.091 R)
• M32: 53,815,141 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.1

Radius: 5.8

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.28 AU - 10.48 AU

Year: 23084 Days

Day: 20.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,619,385 km

• M1: 72,854 km (0.109 R)
• M2: 476,768 km (0.071 R)
• M3: 886,517 km (0.104 R)
• M4: 1,072,018 km (0.085 R)
• M5: 1,476,232 km (0.089 R)
• M6: 2,194,152 km (0.088 R)
• M7: 2,405,534 km (0.088 R)
• M8: 2,918,954 km (0.075 R)
• M9: 7,728,675 km (0.107 R)
• M10: 8,371,946 km (0.062 R)
• M11: 9,103,928 km (0.102 R)
• M12: 10,397,650 km (0.109 R)
• M13: 12,132,387 km (0.083 R)
• M14: 13,624,327 km (0.115 R)
• M15: 20,539,189 km (0.107 R)
• M16: 27,629,081 km (0.052 R)
• M17: 29,360,527 km (0.115 R)
• M18: 31,532,239 km (0.054 R)
• M19: 32,910,784 km (0.099 R)
• M20: 44,320,912 km (0.072 R)
• M21: 46,688,149 km (0.11 R)
• M22: 48,312,184 km (0.091 R)
• M23: 49,471,268 km (0.056 R)
• M24: 50,479,408 km (0.078 R)
• M25: 63,665,413 km (0.049 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 15,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit