🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.6

Radius: 8.4

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.77 AU - 1.03 AU

Year: 551 Days

Day: 5.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,065,089 km

• M1: 104,419 km (0.047 R)
• M2: 446,250 km (0.07 R)
• M3: 747,541 km (0.025 R)
• M4: 1,330,075 km (0.069 R)
• M5: 1,761,964 km (0.078 R)
• M6: 2,140,446 km (0.075 R)
• M7: 2,583,256 km (0.1 R)
• M8: 3,707,334 km (0.103 R)
• M9: 4,151,191 km (0.057 R)
• M10: 5,408,262 km (0.111 R)
• M11: 5,828,632 km (0.09 R)
• M12: 6,172,857 km (0.118 R)
• M13: 6,490,004 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.3

Radius: 14.9

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.81 AU - 1.03 AU

Year: 570 Days

Day: 5.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,065,089 km

• M1: 185,352 km (0.104 R)
• M2: 822,190 km (0.062 R)
• M3: 1,685,519 km (0.112 R)
• M4: 2,195,648 km (0.104 R)
• M5: 2,690,219 km (0.105 R)
• M6: 3,397,068 km (0.079 R)
• M7: 4,026,277 km (0.087 R)
• M8: 4,587,867 km (0.085 R)
• M9: 5,735,283 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.9

Radius: 8.4

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.02 AU - 1.48 AU

Year: 902 Days

Day: 5 Hours

Environment

Temp: -178 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,065,089 km

• M1: 104,419 km (0.096 R)
• M2: 369,806 km (0.05 R)
• M3: 770,130 km (0.088 R)
• M4: 1,433,896 km (0.086 R)
• M5: 2,979,242 km (0.081 R)
• M6: 3,614,883 km (0.097 R)
• M7: 4,533,264 km (0.114 R)
• M8: 5,100,539 km (0.095 R)
• M9: 5,373,705 km (0.08 R)
• M10: 5,929,611 km (0.092 R)
• M11: 7,043,965 km (0.08 R)
• M12: 7,592,242 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.8

Radius: 10.6

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.92 AU - 2.7 AU

Year: 2267 Days

Day: 5.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,065,089 km

• M1: 131,796 km (0.06 R)
• M2: 1,214,286 km (0.091 R)
• M3: 1,620,893 km (0.106 R)
• M4: 2,715,800 km (0.076 R)
• M5: 3,250,313 km (0.063 R)
• M6: 3,819,533 km (0.109 R)
• M7: 4,550,318 km (0.116 R)
• M8: 4,887,961 km (0.117 R)
• M9: 5,749,495 km (0.044 R)
• M10: 6,240,774 km (0.062 R)
• M11: 6,785,311 km (0.098 R)
• M12: 7,334,484 km (0.099 R)
• M13: 7,941,253 km (0.11 R)
• M14: 8,286,076 km (0.119 R)
• M15: 9,130,108 km (0.106 R)
• M16: 9,799,857 km (0.098 R)
• M17: 10,467,961 km (0.106 R)
• M18: 11,059,471 km (0.12 R)
• M19: 11,417,758 km (0.093 R)
• M20: 13,650,955 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 9.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.26 AU - 3.94 AU

Year: 4410 Days

Day: 13.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,065,089 km

• M1: 119,379 km (0.104 R)
• M2: 456,722 km (0.086 R)
• M3: 858,243 km (0.112 R)
• M4: 1,744,012 km (0.114 R)
• M5: 2,186,074 km (0.119 R)
• M6: 2,637,111 km (0.067 R)
• M7: 3,006,768 km (0.087 R)
• M8: 3,768,071 km (0.066 R)
• M9: 4,558,397 km (0.099 R)
• M10: 5,298,308 km (0.036 R)
• M11: 6,465,770 km (0.061 R)
• M12: 7,431,873 km (0.12 R)
• M13: 7,864,510 km (0.077 R)
• M14: 8,384,512 km (0.088 R)
• M15: 9,301,996 km (0.058 R)
• M16: 10,123,288 km (0.061 R)
• M17: 13,211,886 km (0.089 R)
• M18: 15,553,242 km (0.118 R)
• M19: 17,336,748 km (0.113 R)
• M20: 18,277,718 km (0.106 R)
• M21: 23,713,357 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.5

Radius: 13

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.29 AU - 4.69 AU

Year: 5146 Days

Day: 7.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,065,089 km

• M1: 162,912 km (0.064 R)
• M2: 701,764 km (0.11 R)
• M3: 1,235,828 km (0.066 R)
• M4: 1,930,411 km (0.073 R)
• M5: 2,481,380 km (0.066 R)
• M6: 3,187,183 km (0.116 R)
• M7: 4,592,355 km (0.03 R)
• M8: 5,660,035 km (0.101 R)
• M9: 10,315,072 km (0.113 R)
• M10: 12,310,708 km (0.111 R)
• M11: 16,999,255 km (0.115 R)
• M12: 19,650,428 km (0.113 R)
• M13: 20,248,221 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.6

Radius: 14.8

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.73 AU - 5.11 AU

Year: 6000 Days

Day: 9.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 68.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,065,089 km

• M1: 184,005 km (0.099 R)
• M2: 716,574 km (0.062 R)
• M3: 1,182,721 km (0.114 R)
• M4: 1,743,862 km (0.112 R)
• M5: 2,483,624 km (0.098 R)
• M6: 2,965,927 km (0.075 R)
• M7: 3,889,096 km (0.113 R)
• M8: 4,368,557 km (0.118 R)
• M9: 5,275,868 km (0.057 R)
• M10: 6,733,251 km (0.099 R)
• M11: 8,250,173 km (0.114 R)
• M12: 9,551,525 km (0.098 R)
• M13: 10,162,333 km (0.078 R)
• M14: 10,706,420 km (0.086 R)
• M15: 11,853,387 km (0.05 R)
• M16: 12,559,340 km (0.086 R)
• M17: 13,080,688 km (0.095 R)
• M18: 13,725,455 km (0.111 R)
• M19: 14,222,868 km (0.114 R)
• M20: 20,663,505 km (0.059 R)
• M21: 21,985,950 km (0.096 R)
• M22: 23,208,314 km (0.077 R)
• M23: 25,208,139 km (0.107 R)
• M24: 28,286,564 km (0.117 R)
• M25: 29,093,644 km (0.115 R)
• M26: 29,916,133 km (0.099 R)
• M27: 31,036,771 km (0.085 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 19,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit