🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.4

Radius: 10.7

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.7 AU - 0.76 AU

Year: 423 Days

Day: 8 Hours

Environment

Temp: -162 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,261,576 km

• M1: 133,142 km (0.093 R)
• M2: 541,245 km (0.053 R)
• M3: 1,278,763 km (0.098 R)
• M4: 1,693,897 km (0.071 R)
• M5: 2,099,905 km (0.099 R)
• M6: 2,478,388 km (0.081 R)
• M7: 2,964,282 km (0.06 R)
• M8: 3,432,224 km (0.099 R)
• M9: 3,898,969 km (0.096 R)
• M10: 4,313,206 km (0.106 R)
• M11: 4,713,979 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.7

Radius: 8.4

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.79 AU - 1.17 AU

Year: 658 Days

Day: 11.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,261,576 km

• M1: 104,868 km (0.102 R)
• M2: 446,699 km (0.065 R)
• M3: 1,004,550 km (0.085 R)
• M4: 1,573,770 km (0.106 R)
• M5: 1,900,043 km (0.039 R)
• M6: 2,271,494 km (0.119 R)
• M7: 2,748,412 km (0.119 R)
• M8: 3,657,219 km (0.099 R)
• M9: 4,126,956 km (0.113 R)
• M10: 4,603,575 km (0.073 R)
• M11: 4,924,014 km (0.059 R)
• M12: 5,295,465 km (0.076 R)
• M13: 5,590,921 km (0.092 R)
• M14: 6,194,997 km (0.118 R)
• M15: 7,395,670 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214

Radius: 10.1

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.5 AU - 1.74 AU

Year: 1399 Days

Day: 5.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,261,576 km

• M1: 125,662 km (0.079 R)
• M2: 599,588 km (0.095 R)
• M3: 1,033,871 km (0.052 R)
• M4: 1,508,545 km (0.083 R)
• M5: 1,972,747 km (0.103 R)
• M6: 2,841,462 km (0.096 R)
• M7: 3,740,396 km (0.085 R)
• M8: 4,367,959 km (0.107 R)
• M9: 5,100,091 km (0.091 R)
• M10: 6,132,914 km (0.077 R)
• M11: 6,873,424 km (0.075 R)
• M12: 7,208,523 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.9

Radius: 13.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.22 AU - 3.4 AU

Year: 3195 Days

Day: 8.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,261,576 km

• M1: 166,652 km (0.111 R)
• M2: 740,659 km (0.04 R)
• M3: 1,494,483 km (0.069 R)
• M4: 2,047,396 km (0.065 R)
• M5: 2,766,214 km (0.109 R)
• M6: 4,014,010 km (0.101 R)
• M7: 5,027,835 km (0.078 R)
• M8: 5,940,531 km (0.067 R)
• M9: 7,652,230 km (0.065 R)
• M10: 9,172,145 km (0.041 R)
• M11: 12,026,771 km (0.075 R)
• M12: 12,714,323 km (0.112 R)
• M13: 13,656,341 km (0.095 R)
• M14: 14,984,172 km (0.114 R)
• M15: 16,035,097 km (0.096 R)
• M16: 18,396,050 km (0.072 R)
• M17: 19,425,732 km (0.096 R)
• M18: 19,895,470 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213

Radius: 10.2

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.84 AU - 4.04 AU

Year: 4327 Days

Day: 9.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,261,576 km

• M1: 126,859 km (0.087 R)
• M2: 458,667 km (0.11 R)
• M3: 826,827 km (0.101 R)
• M4: 1,272,629 km (0.071 R)
• M5: 1,645,726 km (0.12 R)
• M6: 3,048,505 km (0.106 R)
• M7: 3,598,278 km (0.11 R)
• M8: 3,955,218 km (0.101 R)
• M9: 4,610,158 km (0.093 R)
• M10: 5,359,643 km (0.046 R)
• M11: 6,031,637 km (0.074 R)
• M12: 6,843,205 km (0.099 R)
• M13: 7,695,314 km (0.05 R)
• M14: 10,450,159 km (0.06 R)
• M15: 11,781,580 km (0.105 R)
• M16: 14,401,637 km (0.044 R)
• M17: 14,730,603 km (0.115 R)
• M18: 16,248,722 km (0.091 R)
• M19: 17,019,451 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.9

Radius: 6.6

Gravity: 15.45 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.17 AU - 9.31 AU

Year: 17525 Days

Day: 22.6 Hours

Environment

Temp: -242 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,261,576 km

• M1: 82,129 km (0.108 R)
• M2: 310,864 km (0.097 R)
• M3: 549,174 km (0.118 R)
• M4: 760,107 km (0.082 R)
• M5: 1,384,079 km (0.086 R)
• M6: 1,822,252 km (0.102 R)
• M7: 2,123,093 km (0.103 R)
• M8: 2,456,846 km (0.051 R)
• M9: 3,125,100 km (0.106 R)
• M10: 3,730,223 km (0.117 R)
• M11: 5,244,153 km (0.059 R)
• M12: 6,137,253 km (0.034 R)
• M13: 6,992,952 km (0.093 R)
• M14: 7,828,756 km (0.05 R)
• M15: 8,371,347 km (0.069 R)
• M16: 9,421,674 km (0.097 R)
• M17: 19,433,362 km (0.065 R)
• M18: 22,317,758 km (0.066 R)
• M19: 22,907,174 km (0.097 R)
• M20: 27,104,890 km (0.113 R)
• M21: 32,659,459 km (0.114 R)
• M22: 33,291,660 km (0.05 R)
• M23: 33,931,939 km (0.059 R)
• M24: 34,580,296 km (0.117 R)
• M25: 36,304,860 km (0.061 R)
• M26: 37,946,996 km (0.103 R)
• M27: 43,777,872 km (0.084 R)
• M28: 44,391,822 km (0.068 R)
• M29: 47,065,435 km (0.088 R)
• M30: 47,871,767 km (0.072 R)
• M31: 49,181,048 km (0.087 R)
• M32: 50,682,263 km (0.046 R)
• M33: 55,012,223 km (0.11 R)
• M34: 55,906,819 km (0.117 R)
• M35: 64,795,475 km (0.086 R)
• M36: 68,640,889 km (0.087 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 17,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit