🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.2

Radius: 8.4

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.45 AU - 0.71 AU

Year: 295 Days

Day: 13.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,312,103 km

• M1: 104,419 km (0.109 R)
• M2: 375,042 km (0.086 R)
• M3: 823,237 km (0.091 R)
• M4: 1,149,061 km (0.102 R)
• M5: 1,494,782 km (0.079 R)
• M6: 2,009,997 km (0.098 R)
• M7: 2,333,876 km (0.112 R)
• M8: 2,621,403 km (0.117 R)
• M9: 3,166,987 km (0.117 R)
• M10: 3,809,211 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.7

Radius: 9

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.76 AU - 1.9 AU

Year: 1651 Days

Day: 14 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,312,103 km

• M1: 112,049 km (0.087 R)
• M2: 417,827 km (0.115 R)
• M3: 746,045 km (0.069 R)
• M4: 1,104,780 km (0.097 R)
• M5: 2,022,862 km (0.101 R)
• M6: 2,322,657 km (0.096 R)
• M7: 2,673,314 km (0.093 R)
• M8: 5,716,135 km (0.111 R)
• M9: 6,078,012 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.7

Radius: 8.4

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.23 AU - 3.25 AU

Year: 3025 Days

Day: 11.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,312,103 km

• M1: 104,868 km (0.037 R)
• M2: 434,731 km (0.065 R)
• M3: 728,392 km (0.104 R)
• M4: 1,022,352 km (0.085 R)
• M5: 1,442,423 km (0.093 R)
• M6: 1,962,874 km (0.099 R)
• M7: 2,305,902 km (0.068 R)
• M8: 3,945,943 km (0.084 R)
• M9: 4,875,694 km (0.09 R)
• M10: 5,231,138 km (0.078 R)
• M11: 5,919,737 km (0.119 R)
• M12: 6,802,215 km (0.105 R)
• M13: 8,380,473 km (0.104 R)
• M14: 11,686,137 km (0.108 R)
• M15: 13,027,431 km (0.07 R)
• M16: 13,324,682 km (0.112 R)
• M17: 14,787,301 km (0.052 R)
• M18: 15,533,794 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.7

Radius: 13.2

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.18 AU - 4.7 AU

Year: 5215 Days

Day: 9.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,312,103 km

• M1: 164,258 km (0.09 R)
• M2: 637,736 km (0.114 R)
• M3: 1,082,341 km (0.081 R)
• M4: 1,935,796 km (0.074 R)
• M5: 2,401,345 km (0.075 R)
• M6: 3,019,932 km (0.094 R)
• M7: 3,789,314 km (0.072 R)
• M8: 4,449,190 km (0.104 R)
• M9: 4,986,396 km (0.104 R)
• M10: 5,597,055 km (0.097 R)
• M11: 6,257,081 km (0.073 R)
• M12: 8,922,466 km (0.092 R)
• M13: 9,736,278 km (0.063 R)
• M14: 11,121,555 km (0.099 R)
• M15: 12,013,607 km (0.052 R)
• M16: 12,477,210 km (0.102 R)
• M17: 13,996,676 km (0.092 R)
• M18: 14,452,650 km (0.104 R)
• M19: 14,977,440 km (0.08 R)
• M20: 16,819,438 km (0.086 R)
• M21: 17,728,844 km (0.113 R)
• M22: 22,155,145 km (0.096 R)
• M23: 24,131,633 km (0.109 R)
• M24: 27,445,824 km (0.041 R)
• M25: 27,891,625 km (0.074 R)
• M26: 30,004,695 km (0.057 R)
• M27: 32,025,463 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.1

Radius: 11.8

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.34 AU - 4.34 AU

Year: 6029 Days

Day: 5.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 67,312,103 km

• M1: 146,756 km (0.102 R)
• M2: 556,504 km (0.11 R)
• M3: 924,814 km (0.113 R)
• M4: 1,398,740 km (0.091 R)
• M5: 1,838,558 km (0.029 R)
• M6: 2,604,948 km (0.082 R)
• M7: 3,403,950 km (0.083 R)
• M8: 4,141,019 km (0.071 R)
• M9: 5,399,735 km (0.117 R)
• M10: 6,180,486 km (0.079 R)
• M11: 7,034,989 km (0.113 R)
• M12: 8,041,634 km (0.073 R)
• M13: 8,423,557 km (0.091 R)
• M14: 8,978,715 km (0.066 R)
• M15: 12,530,617 km (0.11 R)
• M16: 13,307,628 km (0.092 R)
• M17: 14,561,109 km (0.111 R)
• M18: 15,014,989 km (0.088 R)
• M19: 15,478,443 km (0.111 R)
• M20: 17,619,188 km (0.096 R)
• M21: 18,200,077 km (0.106 R)
• M22: 21,081,781 km (0.119 R)
• M23: 22,032,026 km (0.04 R)
• M24: 23,240,628 km (0.114 R)
• M25: 23,939,698 km (0.065 R)
• M26: 25,543,088 km (0.108 R)
• M27: 26,707,409 km (0.108 R)
• M28: 28,343,710 km (0.074 R)
• M29: 31,061,903 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.2

Radius: 6

Gravity: 26.48 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.09 AU - 6.73 AU

Year: 9581 Days

Day: 16.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,312,103 km

• M1: 74,649 km (0.076 R)
• M2: 425,307 km (0.052 R)
• M3: 774,767 km (0.103 R)
• M4: 1,063,192 km (0.067 R)
• M5: 1,606,831 km (0.086 R)
• M6: 1,873,863 km (0.103 R)
• M7: 2,133,864 km (0.029 R)
• M8: 2,359,009 km (0.066 R)
• M9: 2,857,319 km (0.09 R)
• M10: 3,202,890 km (0.106 R)
• M11: 3,601,868 km (0.048 R)
• M12: 4,528,776 km (0.077 R)
• M13: 5,397,940 km (0.105 R)
• M14: 5,640,438 km (0.086 R)
• M15: 5,962,822 km (0.051 R)
• M16: 10,418,594 km (0.08 R)
• M17: 12,632,343 km (0.118 R)
• M18: 15,209,915 km (0.104 R)
• M19: 17,659,729 km (0.098 R)
• M20: 23,691,815 km (0.107 R)
• M21: 24,436,513 km (0.081 R)
• M22: 27,674,260 km (0.109 R)
• M23: 28,188,577 km (0.112 R)
• M24: 30,200,968 km (0.111 R)
• M25: 31,186,818 km (0.08 R)
• M26: 32,080,964 km (0.062 R)
• M27: 32,534,545 km (0.089 R)
• M28: 33,222,695 km (0.12 R)
• M29: 34,391,054 km (0.115 R)
• M30: 36,933,620 km (0.095 R)
• M31: 41,444,744 km (0.095 R)
• M32: 45,592,644 km (0.068 R)
• M33: 51,233,082 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.9

Radius: 5.4

Gravity: 27.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.45 AU - 7.21 AU

Year: 11903 Days

Day: 18 Hours

Environment

Temp: -227 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,312,103 km

• M1: 77,043 km (0.059 R)
• M2: 1,446,462 km (0.088 R)
• M3: 3,194,962 km (0.106 R)
• M4: 3,526,171 km (0.106 R)
• M5: 4,408,500 km (0.113 R)
• M6: 4,983,853 km (0.083 R)
• M7: 6,282,512 km (0.063 R)
• M8: 7,481,240 km (0.039 R)
• M9: 9,527,739 km (0.066 R)
• M10: 10,321,655 km (0.109 R)
• M11: 13,742,210 km (0.078 R)
• M12: 15,814,290 km (0.07 R)
• M13: 16,400,265 km (0.105 R)
• M14: 21,618,687 km (0.088 R)
• M15: 31,592,677 km (0.1 R)
• M16: 32,287,260 km (0.074 R)
• M17: 40,611,633 km (0.118 R)
• M18: 41,985,989 km (0.11 R)
• M19: 44,248,806 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353

Radius: 6.5

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.56 AU - 8.28 AU

Year: 12139 Days

Day: 16.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,312,103 km

• M1: 80,932 km (0.087 R)
• M2: 287,826 km (0.043 R)
• M3: 821,741 km (0.091 R)
• M4: 1,331,571 km (0.029 R)
• M5: 1,649,466 km (0.113 R)
• M6: 2,151,517 km (0.069 R)
• M7: 2,916,560 km (0.085 R)
• M8: 4,005,633 km (0.077 R)
• M9: 4,301,836 km (0.116 R)
• M10: 7,502,632 km (0.06 R)
• M11: 9,229,141 km (0.102 R)
• M12: 9,988,500 km (0.112 R)
• M13: 10,333,623 km (0.094 R)
• M14: 10,840,161 km (0.096 R)
• M15: 12,917,327 km (0.075 R)
• M16: 13,327,076 km (0.053 R)
• M17: 14,110,819 km (0.057 R)
• M18: 14,671,063 km (0.096 R)
• M19: 14,988,659 km (0.103 R)
• M20: 15,375,968 km (0.12 R)
• M21: 17,342,133 km (0.11 R)
• M22: 18,495,682 km (0.117 R)
• M23: 19,091,231 km (0.111 R)
• M24: 19,393,718 km (0.111 R)
• M25: 22,096,054 km (0.103 R)
• M26: 22,851,224 km (0.04 R)
• M27: 23,450,513 km (0.106 R)
• M28: 24,680,208 km (0.067 R)
• M29: 28,233,905 km (0.057 R)
• M30: 30,542,500 km (0.102 R)
• M31: 30,852,766 km (0.101 R)
• M32: 33,629,153 km (0.12 R)
• M33: 38,820,348 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.6

Radius: 8

Gravity: 14.95 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.56 AU - 8.72 AU

Year: 14082 Days

Day: 17.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,312,103 km

• M1: 106,962 km (0.103 R)
• M2: 645,365 km (0.09 R)
• M3: 1,364,482 km (0.087 R)
• M4: 2,301,862 km (0.088 R)
• M5: 2,788,056 km (0.1 R)
• M6: 3,157,562 km (0.104 R)
• M7: 5,008,387 km (0.114 R)
• M8: 6,022,361 km (0.111 R)
• M9: 6,901,099 km (0.101 R)
• M10: 8,301,036 km (0.095 R)
• M11: 9,769,938 km (0.069 R)
• M12: 10,105,935 km (0.105 R)
• M13: 18,219,076 km (0.109 R)
• M14: 19,599,116 km (0.097 R)
• M15: 20,134,078 km (0.1 R)
• M16: 21,892,751 km (0.046 R)
• M17: 23,451,112 km (0.072 R)
• M18: 24,874,236 km (0.054 R)
• M19: 26,031,974 km (0.048 R)
• M20: 36,753,055 km (0.051 R)
• M21: 37,840,482 km (0.116 R)
• M22: 42,109,108 km (0.107 R)
• M23: 42,552,965 km (0.052 R)
• M24: 43,751,543 km (0.052 R)
• M25: 44,206,769 km (0.114 R)
• M26: 44,511,949 km (0.084 R)
• M27: 46,688,149 km (0.076 R)
• M28: 47,482,364 km (0.046 R)
• M29: 50,916,084 km (0.11 R)
• M30: 54,687,297 km (0.08 R)
• M31: 57,362,705 km (0.076 R)
• M32: 58,273,607 km (0.102 R)
• M33: 63,359,485 km (0.117 R)
• M34: 66,909,592 km (0.025 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: 323 - 15,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit