🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.5

Radius: 8.3

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.5 AU - 0.6 AU

Year: 272 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,630,930 km

• M1: 103,223 km (0.113 R)
• M2: 485,445 km (0.115 R)
• M3: 826,079 km (0.067 R)
• M4: 1,124,228 km (0.027 R)
• M5: 1,519,914 km (0.112 R)
• M6: 1,877,752 km (0.113 R)
• M7: 2,502,024 km (0.1 R)
• M8: 2,793,740 km (0.101 R)
• M9: 3,257,942 km (0.107 R)
• M10: 4,157,923 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.3

Radius: 8.9

Gravity: 10.85 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.82 AU - 1 AU

Year: 579 Days

Day: 13.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,630,930 km

• M1: 110,852 km (0.054 R)
• M2: 472,430 km (0.081 R)
• M3: 773,571 km (0.107 R)
• M4: 1,052,421 km (0.112 R)
• M5: 1,345,034 km (0.051 R)
• M6: 1,725,013 km (0.059 R)
• M7: 2,332,979 km (0.063 R)
• M8: 3,213,213 km (0.096 R)
• M9: 3,564,768 km (0.091 R)
• M10: 4,118,130 km (0.071 R)
• M11: 5,360,391 km (0.095 R)
• M12: 6,878,061 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.6

Radius: 8.1

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.72 AU - 1.96 AU

Year: 1664 Days

Day: 6.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,630,930 km

• M1: 100,679 km (0.118 R)
• M2: 366,964 km (0.097 R)
• M3: 806,033 km (0.117 R)
• M4: 1,130,362 km (0.1 R)
• M5: 1,836,463 km (0.103 R)
• M6: 2,343,750 km (0.092 R)
• M7: 2,822,912 km (0.114 R)
• M8: 3,333,041 km (0.063 R)
• M9: 3,995,011 km (0.103 R)
• M10: 4,260,099 km (0.084 R)
• M11: 4,659,076 km (0.06 R)
• M12: 5,192,692 km (0.112 R)
• M13: 5,486,053 km (0.107 R)
• M14: 5,742,763 km (0.11 R)
• M15: 6,081,153 km (0.112 R)
• M16: 6,432,858 km (0.091 R)
• M17: 6,718,740 km (0.111 R)
• M18: 7,371,884 km (0.09 R)
• M19: 7,977,606 km (0.056 R)
• M20: 8,522,740 km (0.117 R)
• M21: 9,189,797 km (0.11 R)
• M22: 9,687,210 km (0.105 R)
• M23: 10,663,785 km (0.113 R)
• M24: 12,975,072 km (0.117 R)
• M25: 14,291,384 km (0.103 R)
• M26: 14,600,453 km (0.049 R)
• M27: 15,508,362 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.1

Radius: 8.5

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.94 AU - 2.94 AU

Year: 2542 Days

Day: 5.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,630,930 km

• M1: 105,766 km (0.113 R)
• M2: 477,068 km (0.119 R)
• M3: 956,230 km (0.089 R)
• M4: 1,275,471 km (0.119 R)
• M5: 1,688,062 km (0.118 R)
• M6: 2,070,285 km (0.089 R)
• M7: 2,568,446 km (0.115 R)
• M8: 3,009,610 km (0.082 R)
• M9: 3,445,389 km (0.088 R)
• M10: 5,597,354 km (0.084 R)
• M11: 6,998,787 km (0.068 R)
• M12: 7,924,947 km (0.107 R)
• M13: 8,251,071 km (0.108 R)
• M14: 9,573,366 km (0.043 R)
• M15: 10,478,134 km (0.107 R)
• M16: 10,951,312 km (0.064 R)
• M17: 11,356,423 km (0.085 R)
• M18: 12,110,845 km (0.09 R)
• M19: 13,626,571 km (0.065 R)
• M20: 14,285,998 km (0.058 R)
• M21: 14,721,029 km (0.104 R)
• M22: 15,719,445 km (0.049 R)
• M23: 16,497,504 km (0.057 R)
• M24: 16,922,810 km (0.092 R)
• M25: 17,574,309 km (0.119 R)
• M26: 17,850,766 km (0.084 R)
• M27: 18,583,047 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.3

Radius: 14.8

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.71 AU - 3.75 AU

Year: 3871 Days

Day: 5.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,630,930 km

• M1: 184,454 km (0.046 R)
• M2: 761,004 km (0.06 R)
• M3: 1,255,575 km (0.062 R)
• M4: 1,999,226 km (0.1 R)
• M5: 2,772,497 km (0.117 R)
• M6: 4,137,129 km (0.094 R)
• M7: 5,829,679 km (0.114 R)
• M8: 6,339,210 km (0.086 R)
• M9: 8,222,497 km (0.107 R)
• M10: 8,683,408 km (0.067 R)
• M11: 9,464,608 km (0.118 R)
• M12: 10,130,917 km (0.063 R)
• M13: 10,744,717 km (0.1 R)
• M14: 13,355,500 km (0.043 R)
• M15: 14,860,454 km (0.116 R)
• M16: 17,441,616 km (0.116 R)
• M17: 19,549,001 km (0.08 R)
• M18: 21,888,562 km (0.089 R)
• M19: 23,477,740 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.7

Radius: 14.2

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.23 AU - 6.21 AU

Year: 7953 Days

Day: 10.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,630,930 km

• M1: 176,675 km (0.104 R)
• M2: 729,439 km (0.072 R)
• M3: 1,406,519 km (0.081 R)
• M4: 2,129,675 km (0.09 R)
• M5: 2,578,918 km (0.099 R)
• M6: 4,016,553 km (0.116 R)
• M7: 5,361,139 km (0.102 R)
• M8: 6,205,619 km (0.116 R)
• M9: 7,715,959 km (0.108 R)
• M10: 9,968,903 km (0.089 R)
• M11: 10,792,738 km (0.111 R)
• M12: 12,411,238 km (0.105 R)
• M13: 12,910,147 km (0.099 R)
• M14: 14,917,301 km (0.103 R)
• M15: 15,866,051 km (0.092 R)
• M16: 16,388,297 km (0.061 R)
• M17: 19,916,713 km (0.115 R)
• M18: 20,755,957 km (0.076 R)
• M19: 21,618,837 km (0.07 R)
• M20: 22,180,278 km (0.107 R)
• M21: 22,999,177 km (0.088 R)
• M22: 24,179,354 km (0.091 R)
• M23: 25,399,624 km (0.112 R)
• M24: 26,660,585 km (0.107 R)
• M25: 28,533,849 km (0.074 R)
• M26: 29,209,732 km (0.063 R)
• M27: 33,278,944 km (0.118 R)
• M28: 34,679,030 km (0.094 R)
• M29: 35,894,064 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.5

Radius: 6

Gravity: 21.54 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.26 AU - 8.04 AU

Year: 11436 Days

Day: 20.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,630,930 km

• M1: 74,649 km (0.104 R)
• M2: 454,778 km (0.09 R)
• M3: 1,391,410 km (0.085 R)
• M4: 2,860,461 km (0.115 R)
• M5: 3,212,315 km (0.112 R)
• M6: 3,514,054 km (0.113 R)
• M7: 3,725,735 km (0.034 R)
• M8: 4,030,615 km (0.049 R)
• M9: 4,534,461 km (0.112 R)
• M10: 4,914,739 km (0.056 R)
• M11: 5,112,657 km (0.035 R)
• M12: 5,524,649 km (0.099 R)
• M13: 7,526,568 km (0.082 R)
• M14: 8,570,163 km (0.081 R)
• M15: 8,906,160 km (0.078 R)
• M16: 10,124,933 km (0.07 R)
• M17: 10,609,481 km (0.104 R)
• M18: 11,976,955 km (0.1 R)
• M19: 12,336,439 km (0.079 R)
• M20: 15,195,853 km (0.114 R)
• M21: 15,830,746 km (0.1 R)
• M22: 17,380,729 km (0.115 R)
• M23: 22,906,875 km (0.109 R)
• M24: 29,391,494 km (0.098 R)
• M25: 30,932,202 km (0.055 R)
• M26: 32,991,267 km (0.037 R)
• M27: 34,054,310 km (0.099 R)
• M28: 35,752,994 km (0.086 R)
• M29: 36,874,230 km (0.117 R)
• M30: 38,925,366 km (0.117 R)
• M31: 40,916,214 km (0.11 R)
• M32: 42,557,004 km (0.084 R)
• M33: 45,678,064 km (0.112 R)
• M34: 46,702,211 km (0.065 R)
• M35: 48,644,889 km (0.108 R)
• M36: 50,485,242 km (0.092 R)
• M37: 52,850,235 km (0.05 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 12,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit