🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.7

Radius: 10.8

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.56 AU - 1.58 AU

Year: 1358 Days

Day: 13.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,235,772 km

• M1: 139,276 km (0.096 R)
• M2: 546,032 km (0.108 R)
• M3: 916,437 km (0.087 R)
• M4: 1,287,888 km (0.067 R)
• M5: 1,917,097 km (0.101 R)
• M6: 2,372,772 km (0.084 R)
• M7: 2,820,069 km (0.073 R)
• M8: 3,264,525 km (0.069 R)
• M9: 4,510,675 km (0.046 R)
• M10: 5,241,909 km (0.085 R)
• M11: 6,253,640 km (0.057 R)
• M12: 8,575,399 km (0.053 R)
• M13: 10,780,920 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.3

Radius: 13.5

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.84 AU - 2.12 AU

Year: 1923 Days

Day: 5.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,235,772 km

• M1: 167,849 km (0.104 R)
• M2: 682,615 km (0.111 R)
• M3: 1,149,510 km (0.051 R)
• M4: 1,934,749 km (0.047 R)
• M5: 2,526,858 km (0.114 R)
• M6: 3,028,011 km (0.058 R)
• M7: 3,595,585 km (0.104 R)
• M8: 4,320,835 km (0.115 R)
• M9: 5,281,553 km (0.105 R)
• M10: 6,334,273 km (0.039 R)
• M11: 7,020,628 km (0.085 R)
• M12: 7,548,260 km (0.039 R)
• M13: 8,347,860 km (0.068 R)
• M14: 9,440,972 km (0.109 R)
• M15: 10,022,309 km (0.095 R)
• M16: 10,627,433 km (0.096 R)
• M17: 11,771,108 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.4

Radius: 9

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.13 AU - 3.15 AU

Year: 2961 Days

Day: 13.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,235,772 km

• M1: 115,490 km (0.083 R)
• M2: 585,526 km (0.058 R)
• M3: 1,287,290 km (0.093 R)
• M4: 1,704,668 km (0.078 R)
• M5: 2,661,197 km (0.09 R)
• M6: 3,959,257 km (0.115 R)
• M7: 4,325,473 km (0.051 R)
• M8: 6,154,456 km (0.097 R)
• M9: 8,026,225 km (0.08 R)
• M10: 9,988,201 km (0.118 R)
• M11: 12,123,262 km (0.046 R)
• M12: 13,030,274 km (0.12 R)
• M13: 13,981,866 km (0.076 R)
• M14: 15,076,324 km (0.05 R)
• M15: 15,371,032 km (0.114 R)
• M16: 16,278,193 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.2

Radius: 11.7

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.6 AU - 4.16 AU

Year: 4289 Days

Day: 14.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,235,772 km

• M1: 145,858 km (0.088 R)
• M2: 592,408 km (0.105 R)
• M3: 1,030,879 km (0.053 R)
• M4: 1,618,649 km (0.085 R)
• M5: 2,214,647 km (0.082 R)
• M6: 3,355,031 km (0.107 R)
• M7: 4,075,196 km (0.103 R)
• M8: 6,727,865 km (0.09 R)
• M9: 7,171,423 km (0.116 R)
• M10: 7,546,165 km (0.115 R)
• M11: 8,272,613 km (0.102 R)
• M12: 9,759,915 km (0.055 R)
• M13: 11,341,015 km (0.037 R)
• M14: 14,225,112 km (0.116 R)
• M15: 16,900,371 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.9

Radius: 7.3

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.25 AU - 6.37 AU

Year: 9667 Days

Day: 17.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,235,772 km

• M1: 91,255 km (0.109 R)
• M2: 324,777 km (0.064 R)
• M3: 600,635 km (0.091 R)
• M4: 880,383 km (0.094 R)
• M5: 1,369,868 km (0.092 R)
• M6: 1,850,526 km (0.097 R)
• M7: 2,515,488 km (0.108 R)
• M8: 2,797,331 km (0.074 R)
• M9: 3,213,661 km (0.08 R)
• M10: 3,927,991 km (0.032 R)
• M11: 4,743,748 km (0.072 R)
• M12: 5,144,072 km (0.054 R)
• M13: 6,083,098 km (0.096 R)
• M14: 8,122,416 km (0.096 R)
• M15: 8,877,736 km (0.057 R)
• M16: 10,425,027 km (0.087 R)
• M17: 11,863,859 km (0.113 R)
• M18: 13,734,880 km (0.072 R)
• M19: 14,294,675 km (0.097 R)
• M20: 15,727,075 km (0.035 R)
• M21: 15,997,398 km (0.119 R)
• M22: 23,106,738 km (0.095 R)
• M23: 25,073,501 km (0.117 R)
• M24: 26,476,579 km (0.085 R)
• M25: 33,722,053 km (0.1 R)
• M26: 36,955,910 km (0.116 R)
• M27: 43,234,383 km (0.041 R)
• M28: 45,384,404 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.6

Radius: 4.2

Gravity: 41.98 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.78 AU - 6.84 AU

Year: 10941 Days

Day: 20.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,235,772 km

• M1: 52,210 km (0.047 R)
• M2: 183,557 km (0.103 R)
• M3: 670,797 km (0.086 R)
• M4: 1,260,212 km (0.119 R)
• M5: 1,532,780 km (0.109 R)
• M6: 1,910,514 km (0.067 R)
• M7: 2,466,719 km (0.101 R)
• M8: 3,728,278 km (0.112 R)
• M9: 6,812,837 km (0.114 R)
• M10: 7,689,929 km (0.106 R)
• M11: 7,998,400 km (0.071 R)
• M12: 8,592,902 km (0.114 R)
• M13: 10,233,841 km (0.071 R)
• M14: 10,606,938 km (0.082 R)
• M15: 10,824,154 km (0.062 R)
• M16: 11,780,832 km (0.091 R)
• M17: 12,369,051 km (0.107 R)
• M18: 14,383,087 km (0.081 R)
• M19: 15,329,294 km (0.073 R)
• M20: 18,493,588 km (0.107 R)
• M21: 23,050,040 km (0.099 R)
• M22: 25,878,636 km (0.095 R)
• M23: 27,071,979 km (0.088 R)
• M24: 30,541,901 km (0.116 R)
• M25: 37,840,931 km (0.103 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: 234 - 18,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit