🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.2

Radius: 12.8

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.65 AU - 0.93 AU

Year: 468 Days

Day: 6.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,998,868 km

• M1: 159,172 km (0.11 R)
• M2: 597,195 km (0.056 R)
• M3: 1,011,132 km (0.112 R)
• M4: 1,561,951 km (0.114 R)
• M5: 2,016,131 km (0.097 R)
• M6: 2,633,521 km (0.057 R)
• M7: 3,318,978 km (0.11 R)
• M8: 3,722,593 km (0.037 R)
• M9: 4,383,666 km (0.057 R)
• M10: 4,857,293 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.3

Radius: 8.5

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.64 AU - 2.24 AU

Year: 1802 Days

Day: 14.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,998,868 km

• M1: 110,852 km (0.116 R)
• M2: 469,737 km (0.071 R)
• M3: 785,688 km (0.078 R)
• M4: 1,184,217 km (0.111 R)
• M5: 1,506,750 km (0.032 R)
• M6: 1,909,168 km (0.061 R)
• M7: 2,521,622 km (0.118 R)
• M8: 3,416,067 km (0.085 R)
• M9: 4,261,744 km (0.091 R)
• M10: 4,844,428 km (0.088 R)
• M11: 5,479,321 km (0.06 R)
• M12: 7,886,501 km (0.063 R)
• M13: 9,480,466 km (0.091 R)
• M14: 9,770,985 km (0.118 R)
• M15: 10,575,073 km (0.098 R)
• M16: 11,028,654 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.2

Radius: 10.7

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.98 AU - 2.12 AU

Year: 1957 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,998,868 km

• M1: 133,142 km (0.051 R)
• M2: 545,733 km (0.102 R)
• M3: 920,625 km (0.098 R)
• M4: 1,275,471 km (0.086 R)
• M5: 2,112,023 km (0.105 R)
• M6: 3,116,872 km (0.108 R)
• M7: 3,451,223 km (0.054 R)
• M8: 5,524,949 km (0.095 R)
• M9: 6,812,089 km (0.034 R)
• M10: 7,321,170 km (0.063 R)
• M11: 9,103,180 km (0.051 R)
• M12: 10,515,234 km (0.058 R)
• M13: 13,992,038 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.9

Radius: 5.8

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.96 AU - 6.64 AU

Year: 9315 Days

Day: 18.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 57,998,868 km

• M1: 80,184 km (0.095 R)
• M2: 666,010 km (0.081 R)
• M3: 1,317,060 km (0.041 R)
• M4: 11,871,189 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.5

Radius: 6.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.27 AU - 6.69 AU

Year: 9752 Days

Day: 23.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,998,868 km

• M1: 289,023 km (0.036 R)
• M2: 645,814 km (0.069 R)
• M3: 2,531,495 km (0.056 R)
• M4: 3,173,120 km (0.078 R)
• M5: 3,573,744 km (0.096 R)
• M6: 4,698,420 km (0.084 R)
• M7: 7,213,609 km (0.059 R)
• M8: 9,748,994 km (0.094 R)
• M9: 10,991,404 km (0.056 R)
• M10: 12,335,990 km (0.115 R)
• M11: 16,315,443 km (0.117 R)
• M12: 17,262,996 km (0.119 R)
• M13: 17,627,715 km (0.077 R)
• M14: 23,508,557 km (0.082 R)
• M15: 23,881,505 km (0.059 R)

Asteroid Belt

Center: 6.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.3

Radius: 3.7

Gravity: 25 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.33 AU - 6.93 AU

Year: 11384 Days

Day: 20.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,998,868 km

• M1: 46,525 km (0.053 R)
• M2: 174,880 km (0.054 R)
• M3: 677,828 km (0.118 R)
• M4: 1,142,180 km (0.085 R)
• M5: 1,494,483 km (0.095 R)
• M6: 1,703,022 km (0.104 R)
• M7: 1,915,002 km (0.078 R)
• M8: 2,373,370 km (0.094 R)
• M9: 2,880,208 km (0.094 R)
• M10: 3,846,012 km (0.06 R)
• M11: 4,655,935 km (0.068 R)
• M12: 5,381,035 km (0.118 R)
• M13: 5,770,439 km (0.108 R)
• M14: 6,389,325 km (0.045 R)
• M15: 7,281,976 km (0.075 R)
• M16: 9,310,523 km (0.103 R)
• M17: 9,681,675 km (0.109 R)
• M18: 11,007,262 km (0.101 R)
• M19: 12,064,021 km (0.079 R)
• M20: 12,504,886 km (0.05 R)
• M21: 13,360,586 km (0.098 R)
• M22: 13,536,363 km (0.059 R)
• M23: 15,507,614 km (0.115 R)
• M24: 16,764,237 km (0.06 R)
• M25: 18,519,020 km (0.108 R)
• M26: 19,628,587 km (0.073 R)
• M27: 21,175,878 km (0.092 R)
• M28: 25,217,414 km (0.113 R)
• M29: 27,607,240 km (0.075 R)
• M30: 29,545,280 km (0.109 R)
• M31: 41,222,441 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.2

Radius: 6.1

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.71 AU - 7.25 AU

Year: 12297 Days

Day: 20 Hours

Environment

Temp: -237 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,998,868 km

• M1: 76,445 km (0.03 R)
• M2: 286,630 km (0.085 R)
• M3: 559,346 km (0.037 R)
• M4: 761,004 km (0.066 R)
• M5: 1,123,031 km (0.069 R)
• M6: 1,479,373 km (0.088 R)
• M7: 2,080,906 km (0.082 R)
• M8: 2,378,457 km (0.116 R)
• M9: 3,494,756 km (0.089 R)
• M10: 4,082,825 km (0.085 R)
• M11: 4,370,951 km (0.057 R)
• M12: 5,283,946 km (0.054 R)
• M13: 5,947,413 km (0.12 R)
• M14: 6,318,116 km (0.093 R)
• M15: 7,312,494 km (0.11 R)
• M16: 8,090,253 km (0.1 R)
• M17: 8,921,867 km (0.107 R)
• M18: 23,940,147 km (0.098 R)
• M19: 25,547,427 km (0.063 R)
• M20: 28,039,727 km (0.086 R)
• M21: 30,580,348 km (0.064 R)
• M22: 31,794,484 km (0.086 R)
• M23: 33,501,546 km (0.113 R)
• M24: 36,603,457 km (0.078 R)
• M25: 36,849,696 km (0.088 R)
• M26: 44,481,431 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.1

Radius: 6.8

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.23 AU - 9.07 AU

Year: 15516 Days

Day: 24.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,998,868 km

• M1: 84,523 km (0.084 R)
• M2: 520,601 km (0.099 R)
• M3: 1,033,572 km (0.076 R)
• M4: 1,302,249 km (0.101 R)
• M5: 2,165,878 km (0.077 R)
• M6: 3,065,859 km (0.074 R)
• M7: 3,338,276 km (0.104 R)
• M8: 3,653,778 km (0.042 R)
• M9: 5,222,462 km (0.1 R)
• M10: 5,870,071 km (0.109 R)
• M11: 6,732,652 km (0.037 R)
• M12: 7,543,173 km (0.117 R)
• M13: 9,103,030 km (0.074 R)
• M14: 9,720,122 km (0.087 R)
• M15: 10,038,915 km (0.08 R)
• M16: 11,798,485 km (0.095 R)
• M17: 12,039,487 km (0.056 R)
• M18: 13,101,183 km (0.069 R)
• M19: 16,136,524 km (0.05 R)
• M20: 20,812,804 km (0.082 R)
• M21: 22,429,508 km (0.049 R)
• M22: 26,012,676 km (0.092 R)
• M23: 26,730,896 km (0.111 R)
• M24: 27,357,112 km (0.088 R)
• M25: 27,673,811 km (0.068 R)
• M26: 27,992,903 km (0.104 R)
• M27: 32,604,407 km (0.09 R)
• M28: 32,960,450 km (0.108 R)
• M29: 34,779,710 km (0.095 R)
• M30: 35,400,691 km (0.115 R)
• M31: 35,651,117 km (0.102 R)
• M32: 41,188,183 km (0.095 R)
• M33: 41,465,388 km (0.105 R)
• M34: 42,163,561 km (0.055 R)
• M35: 43,439,930 km (0.085 R)
• M36: 47,423,722 km (0.1 R)
• M37: 47,728,153 km (0.059 R)
• M38: 49,582,269 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 15,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit