🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 10.3

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.61 AU - 0.75 AU

Year: 380 Days

Day: 12.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 34,552,427 km

• M1: 128,205 km (0.085 R)
• M2: 678,127 km (0.071 R)
• M3: 1,051,374 km (0.117 R)
• M4: 1,689,259 km (0.035 R)
• M5: 2,030,941 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 13.4

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.15 AU - 1.57 AU

Year: 1076 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,552,427 km

• M1: 166,951 km (0.114 R)
• M2: 647,310 km (0.061 R)
• M3: 1,136,944 km (0.065 R)
• M4: 1,714,092 km (0.107 R)
• M5: 2,785,064 km (0.111 R)
• M6: 4,224,195 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.5

Radius: 9.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.96 AU - 2.3 AU

Year: 2108 Days

Day: 10.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,552,427 km

• M1: 118,482 km (0.112 R)
• M2: 425,606 km (0.106 R)
• M3: 841,338 km (0.085 R)
• M4: 1,166,115 km (0.056 R)
• M5: 1,558,211 km (0.051 R)
• M6: 2,157,800 km (0.047 R)
• M7: 2,499,332 km (0.097 R)
• M8: 2,987,619 km (0.09 R)
• M9: 4,016,404 km (0.075 R)
• M10: 4,631,101 km (0.108 R)
• M11: 4,941,367 km (0.109 R)
• M12: 5,734,685 km (0.091 R)
• M13: 6,514,389 km (0.106 R)
• M14: 7,572,943 km (0.083 R)
• M15: 9,493,331 km (0.065 R)
• M16: 9,932,251 km (0.111 R)
• M17: 10,616,063 km (0.037 R)
• M18: 11,089,241 km (0.076 R)
• M19: 11,682,397 km (0.108 R)
• M20: 12,186,841 km (0.102 R)
• M21: 12,481,549 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.8

Radius: 10.3

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.14 AU - 4.14 AU

Year: 4710 Days

Day: 11.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,552,427 km

• M1: 128,953 km (0.119 R)
• M2: 466,297 km (0.053 R)
• M3: 900,130 km (0.089 R)
• M4: 1,254,079 km (0.098 R)
• M5: 1,793,529 km (0.096 R)
• M6: 2,335,223 km (0.103 R)
• M7: 4,432,435 km (0.11 R)
• M8: 5,144,222 km (0.099 R)
• M9: 7,522,978 km (0.047 R)
• M10: 7,999,447 km (0.101 R)
• M11: 9,509,039 km (0.113 R)
• M12: 9,849,524 km (0.093 R)
• M13: 10,691,161 km (0.114 R)
• M14: 11,341,613 km (0.061 R)
• M15: 13,719,172 km (0.1 R)
• M16: 14,320,256 km (0.097 R)
• M17: 17,026,182 km (0.072 R)
• M18: 19,165,881 km (0.099 R)
• M19: 20,055,988 km (0.067 R)
• M20: 20,688,189 km (0.093 R)
• M21: 27,416,353 km (0.063 R)
• M22: 27,847,195 km (0.107 R)
• M23: 31,270,892 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.8

Radius: 10.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.54 AU - 3.94 AU

Year: 4906 Days

Day: 7.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,552,427 km

• M1: 129,402 km (0.113 R)
• M2: 541,843 km (0.091 R)
• M3: 1,667,418 km (0.055 R)
• M4: 2,172,011 km (0.091 R)
• M5: 2,793,890 km (0.118 R)
• M6: 3,739,348 km (0.114 R)
• M7: 4,158,970 km (0.072 R)
• M8: 4,659,076 km (0.119 R)
• M9: 5,333,613 km (0.096 R)
• M10: 5,694,742 km (0.1 R)
• M11: 6,161,488 km (0.055 R)
• M12: 6,590,684 km (0.06 R)
• M13: 10,648,077 km (0.066 R)
• M14: 13,473,383 km (0.08 R)
• M15: 14,250,992 km (0.033 R)
• M16: 14,731,800 km (0.078 R)
• M17: 15,952,668 km (0.108 R)
• M18: 18,343,392 km (0.1 R)
• M19: 20,826,866 km (0.089 R)
• M20: 22,078,103 km (0.088 R)
• M21: 22,434,445 km (0.089 R)
• M22: 25,424,607 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.3

Radius: 12.3

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.37 AU - 4.37 AU

Year: 5164 Days

Day: 5.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,552,427 km

• M1: 153,039 km (0.05 R)
• M2: 658,829 km (0.062 R)
• M3: 1,839,455 km (0.07 R)
• M4: 2,611,680 km (0.099 R)
• M5: 3,457,805 km (0.052 R)
• M6: 3,909,890 km (0.094 R)
• M7: 5,216,478 km (0.097 R)
• M8: 5,938,886 km (0.042 R)
• M9: 6,658,601 km (0.097 R)
• M10: 7,546,165 km (0.083 R)
• M11: 7,999,447 km (0.098 R)
• M12: 8,672,787 km (0.08 R)
• M13: 9,128,312 km (0.057 R)
• M14: 10,042,655 km (0.111 R)
• M15: 15,553,541 km (0.11 R)
• M16: 16,103,463 km (0.091 R)
• M17: 18,097,752 km (0.039 R)
• M18: 18,638,100 km (0.11 R)
• M19: 20,323,918 km (0.109 R)
• M20: 20,760,893 km (0.099 R)
• M21: 27,911,821 km (0.027 R)
• M22: 28,724,586 km (0.112 R)
• M23: 30,682,673 km (0.117 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: 371 - 16,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit