🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.2

Radius: 14.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.52 AU - 0.52 AU

Year: 250 Days

Day: 12.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 46,229,122 km

• M1: 180,714 km (0.11 R)
• M2: 805,734 km (0.119 R)
• M3: 1,532,331 km (0.119 R)
• M4: 2,251,298 km (0.1 R)
• M5: 2,889,483 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.2

Radius: 10.6

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.55 AU - 0.77 AU

Year: 358 Days

Day: 6.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,229,122 km

• M1: 131,796 km (0.088 R)
• M2: 513,869 km (0.086 R)
• M3: 875,746 km (0.117 R)
• M4: 1,281,904 km (0.084 R)
• M5: 1,836,613 km (0.106 R)
• M6: 2,166,476 km (0.106 R)
• M7: 2,623,199 km (0.071 R)
• M8: 3,034,294 km (0.114 R)
• M9: 3,536,045 km (0.101 R)
• M10: 4,619,283 km (0.078 R)
• M11: 5,494,131 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.4

Radius: 9.3

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.18 AU - 2.2 AU

Year: 2161 Days

Day: 14.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,229,122 km

• M1: 115,789 km (0.104 R)
• M2: 532,568 km (0.042 R)
• M3: 1,080,994 km (0.092 R)
• M4: 1,418,188 km (0.068 R)
• M5: 2,034,082 km (0.041 R)
• M6: 2,773,545 km (0.108 R)
• M7: 3,132,131 km (0.113 R)
• M8: 3,737,104 km (0.075 R)
• M9: 5,156,788 km (0.068 R)
• M10: 6,712,606 km (0.094 R)
• M11: 7,598,076 km (0.065 R)
• M12: 7,991,817 km (0.113 R)
• M13: 8,303,879 km (0.094 R)
• M14: 9,052,766 km (0.047 R)
• M15: 9,739,869 km (0.098 R)
• M16: 11,570,348 km (0.107 R)
• M17: 11,929,981 km (0.102 R)
• M18: 12,338,234 km (0.099 R)
• M19: 14,799,568 km (0.1 R)
• M20: 15,752,805 km (0.104 R)
• M21: 16,898,875 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.8

Radius: 8.8

Gravity: 11.09 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.51 AU - 3.25 AU

Year: 3259 Days

Day: 13.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,229,122 km

• M1: 109,506 km (0.03 R)
• M2: 562,937 km (0.083 R)
• M3: 1,118,842 km (0.111 R)
• M4: 1,801,308 km (0.085 R)
• M5: 2,359,757 km (0.12 R)
• M6: 3,716,909 km (0.108 R)
• M7: 4,366,163 km (0.105 R)
• M8: 4,693,932 km (0.063 R)
• M9: 5,586,433 km (0.114 R)
• M10: 6,202,777 km (0.042 R)
• M11: 6,801,766 km (0.107 R)
• M12: 7,603,910 km (0.056 R)
• M13: 8,979,463 km (0.09 R)
• M14: 9,667,463 km (0.097 R)
• M15: 10,185,820 km (0.046 R)
• M16: 10,722,577 km (0.12 R)
• M17: 12,400,018 km (0.087 R)
• M18: 13,012,023 km (0.096 R)
• M19: 13,349,964 km (0.116 R)
• M20: 14,296,470 km (0.099 R)
• M21: 14,604,492 km (0.096 R)
• M22: 15,340,514 km (0.083 R)
• M23: 17,288,727 km (0.079 R)
• M24: 19,900,855 km (0.109 R)
• M25: 20,870,997 km (0.099 R)
• M26: 23,256,335 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669

Radius: 11.1

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.61 AU - 4.01 AU

Year: 4016 Days

Day: 8.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,229,122 km

• M1: 138,079 km (0.044 R)
• M2: 498,460 km (0.102 R)
• M3: 1,013,825 km (0.061 R)
• M4: 1,400,386 km (0.096 R)
• M5: 1,785,899 km (0.111 R)
• M6: 2,644,142 km (0.05 R)
• M7: 4,080,731 km (0.058 R)
• M8: 5,213,935 km (0.108 R)
• M9: 5,616,502 km (0.101 R)
• M10: 7,047,107 km (0.095 R)
• M11: 10,319,860 km (0.084 R)
• M12: 10,827,445 km (0.111 R)
• M13: 11,219,092 km (0.067 R)
• M14: 13,720,219 km (0.12 R)
• M15: 16,744,639 km (0.072 R)
• M16: 17,151,545 km (0.092 R)
• M17: 17,565,034 km (0.088 R)
• M18: 21,660,425 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.2

Radius: 15

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.66 AU - 4.3 AU

Year: 5295 Days

Day: 10.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,229,122 km

• M1: 186,549 km (0.107 R)
• M2: 891,005 km (0.036 R)
• M3: 1,806,245 km (0.081 R)
• M4: 2,925,985 km (0.114 R)
• M5: 3,824,320 km (0.073 R)
• M6: 4,604,024 km (0.086 R)
• M7: 13,544,292 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.6

Radius: 13.2

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.67 AU - 5.61 AU

Year: 6665 Days

Day: 10 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,229,122 km

• M1: 164,258 km (0.074 R)
• M2: 595,100 km (0.101 R)
• M3: 1,134,849 km (0.047 R)
• M4: 3,188,080 km (0.049 R)
• M5: 4,385,910 km (0.12 R)
• M6: 4,912,944 km (0.111 R)
• M7: 5,639,391 km (0.095 R)
• M8: 6,062,005 km (0.071 R)
• M9: 7,268,961 km (0.096 R)
• M10: 8,887,310 km (0.095 R)
• M11: 12,011,811 km (0.106 R)
• M12: 13,560,149 km (0.061 R)
• M13: 14,262,960 km (0.073 R)
• M14: 14,928,521 km (0.102 R)
• M15: 17,938,580 km (0.075 R)
• M16: 20,031,903 km (0.053 R)
• M17: 23,511,998 km (0.084 R)
• M18: 26,553,772 km (0.059 R)
• M19: 27,008,699 km (0.072 R)
• M20: 29,459,112 km (0.107 R)
• M21: 30,340,842 km (0.049 R)
• M22: 32,778,240 km (0.111 R)
• M23: 33,301,982 km (0.108 R)
• M24: 33,937,923 km (0.06 R)
• M25: 38,039,747 km (0.036 R)

Asteroid Belt

Center: 5.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.6

Radius: 8.2

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.36 AU - 6.44 AU

Year: 8368 Days

Day: 12 Hours

Environment

Temp: -235 °C

Axial Tilt: 163.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,229,122 km

• M1: 102,026 km (0.057 R)
• M2: 384,616 km (0.118 R)
• M3: 677,978 km (0.072 R)
• M4: 1,979,629 km (0.092 R)
• M5: 2,901,750 km (0.117 R)
• M6: 3,257,942 km (0.099 R)
• M7: 4,004,585 km (0.085 R)
• M8: 4,739,859 km (0.075 R)
• M9: 5,662,728 km (0.078 R)
• M10: 6,700,788 km (0.111 R)
• M11: 6,969,316 km (0.066 R)
• M12: 7,734,659 km (0.037 R)
• M13: 8,333,499 km (0.117 R)
• M14: 13,851,416 km (0.063 R)
• M15: 14,734,193 km (0.114 R)
• M16: 15,387,338 km (0.074 R)
• M17: 16,402,958 km (0.034 R)
• M18: 22,245,203 km (0.098 R)
• M19: 24,615,881 km (0.089 R)
• M20: 26,191,894 km (0.096 R)
• M21: 26,668,064 km (0.113 R)
• M22: 29,646,558 km (0.088 R)
• M23: 30,267,838 km (0.062 R)
• M24: 30,792,179 km (0.05 R)
• M25: 34,179,074 km (0.116 R)
• M26: 35,670,415 km (0.092 R)
• M27: 37,564,923 km (0.111 R)
• M28: 38,414,489 km (0.052 R)
• M29: 39,029,037 km (0.045 R)
• M30: 43,383,682 km (0.083 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: 330 - 19,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit