🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.4

Radius: 11.7

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.88 AU - 1.04 AU

Year: 649 Days

Day: 13.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,804,914 km

• M1: 147,354 km (0.108 R)
• M2: 639,531 km (0.091 R)
• M3: 1,338,751 km (0.078 R)
• M4: 1,989,502 km (0.045 R)
• M5: 2,491,702 km (0.099 R)
• M6: 3,288,460 km (0.107 R)
• M7: 4,985,349 km (0.119 R)
• M8: 5,474,833 km (0.115 R)
• M9: 7,313,391 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.4

Radius: 8.6

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.22 AU - 3.06 AU

Year: 2961 Days

Day: 6.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,804,914 km

• M1: 107,561 km (0.086 R)
• M2: 698,622 km (0.063 R)
• M3: 1,253,331 km (0.089 R)
• M4: 1,931,608 km (0.041 R)
• M5: 2,334,176 km (0.114 R)
• M6: 2,622,600 km (0.116 R)
• M7: 2,991,209 km (0.115 R)
• M8: 3,819,682 km (0.077 R)
• M9: 4,397,579 km (0.058 R)
• M10: 4,715,474 km (0.072 R)
• M11: 6,293,433 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628

Radius: 10.4

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.22 AU - 4.42 AU

Year: 5154 Days

Day: 12.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,804,914 km

• M1: 129,402 km (0.039 R)
• M2: 926,011 km (0.084 R)
• M3: 1,578,557 km (0.046 R)
• M4: 3,125,848 km (0.119 R)
• M5: 4,271,618 km (0.051 R)
• M6: 5,419,332 km (0.055 R)
• M7: 6,034,778 km (0.056 R)
• M8: 6,406,978 km (0.054 R)
• M9: 7,232,010 km (0.113 R)
• M10: 7,760,090 km (0.081 R)
• M11: 9,254,124 km (0.108 R)
• M12: 10,004,956 km (0.108 R)
• M13: 10,977,193 km (0.084 R)
• M14: 11,866,402 km (0.098 R)
• M15: 13,948,057 km (0.071 R)
• M16: 15,967,329 km (0.093 R)
• M17: 16,681,808 km (0.085 R)
• M18: 17,417,381 km (0.096 R)
• M19: 18,625,982 km (0.087 R)
• M20: 20,856,935 km (0.096 R)
• M21: 21,423,462 km (0.099 R)
• M22: 23,335,921 km (0.044 R)
• M23: 27,582,107 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.8

Radius: 14.9

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.65 AU - 4.19 AU

Year: 5357 Days

Day: 7.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,804,914 km

• M1: 186,997 km (0.057 R)
• M2: 841,787 km (0.099 R)
• M3: 1,373,159 km (0.113 R)
• M4: 2,484,222 km (0.074 R)
• M5: 3,327,356 km (0.081 R)
• M6: 4,280,145 km (0.032 R)
• M7: 5,437,733 km (0.088 R)
• M8: 6,201,430 km (0.08 R)
• M9: 7,608,548 km (0.077 R)
• M10: 8,407,251 km (0.112 R)
• M11: 10,307,592 km (0.114 R)
• M12: 11,000,679 km (0.098 R)
• M13: 15,060,167 km (0.105 R)
• M14: 15,892,979 km (0.061 R)
• M15: 18,576,764 km (0.091 R)
• M16: 22,226,055 km (0.114 R)
• M17: 24,582,969 km (0.047 R)
• M18: 26,328,926 km (0.046 R)
• M19: 27,713,754 km (0.073 R)
• M20: 28,334,734 km (0.118 R)
• M21: 30,066,928 km (0.114 R)
• M22: 32,062,564 km (0.091 R)
• M23: 33,043,477 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 11.7

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.89 AU - 4.43 AU

Year: 5857 Days

Day: 11.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 179.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,804,914 km

• M1: 145,559 km (0.088 R)
• M2: 613,202 km (0.097 R)
• M3: 1,011,282 km (0.067 R)
• M4: 2,343,750 km (0.096 R)
• M5: 3,346,804 km (0.082 R)
• M6: 3,934,424 km (0.077 R)
• M7: 4,643,219 km (0.12 R)
• M8: 5,316,858 km (0.066 R)
• M9: 6,583,353 km (0.119 R)
• M10: 7,696,062 km (0.093 R)
• M11: 11,094,776 km (0.109 R)
• M12: 11,487,022 km (0.037 R)
• M13: 12,299,189 km (0.106 R)
• M14: 12,772,666 km (0.092 R)
• M15: 14,266,551 km (0.094 R)
• M16: 14,789,545 km (0.026 R)
• M17: 17,466,748 km (0.063 R)
• M18: 18,065,588 km (0.096 R)
• M19: 18,472,345 km (0.099 R)
• M20: 19,024,062 km (0.106 R)
• M21: 22,026,790 km (0.064 R)
• M22: 25,501,201 km (0.091 R)
• M23: 28,586,508 km (0.092 R)
• M24: 33,414,031 km (0.077 R)
• M25: 34,233,678 km (0.097 R)
• M26: 35,066,788 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.8

Radius: 7.7

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.81 AU - 6.49 AU

Year: 10527 Days

Day: 23.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 44,804,914 km

• M1: 95,892 km (0.109 R)
• M2: 437,574 km (0.119 R)
• M3: 863,629 km (0.075 R)
• M4: 1,339,499 km (0.11 R)
• M5: 3,552,201 km (0.116 R)
• M6: 4,088,959 km (0.097 R)
• M7: 4,335,047 km (0.084 R)
• M8: 4,797,155 km (0.094 R)
• M9: 5,551,278 km (0.058 R)
• M10: 6,382,294 km (0.115 R)
• M11: 7,096,773 km (0.096 R)
• M12: 8,116,881 km (0.095 R)
• M13: 9,801,353 km (0.096 R)
• M14: 10,194,048 km (0.094 R)
• M15: 12,037,093 km (0.078 R)
• M16: 13,243,750 km (0.103 R)
• M17: 13,845,881 km (0.061 R)
• M18: 14,091,820 km (0.072 R)
• M19: 15,562,816 km (0.094 R)
• M20: 16,644,708 km (0.068 R)
• M21: 18,882,094 km (0.094 R)
• M22: 19,337,170 km (0.046 R)
• M23: 21,149,848 km (0.095 R)
• M24: 23,680,445 km (0.076 R)
• M25: 25,938,027 km (0.109 R)
• M26: 26,406,268 km (0.099 R)
• M27: 30,460,071 km (0.072 R)
• M28: 34,345,726 km (0.063 R)
• M29: 35,137,847 km (0.081 R)
• M30: 38,428,252 km (0.097 R)
• M31: 39,159,187 km (0.06 R)
• M32: 39,528,096 km (0.071 R)
• M33: 41,534,802 km (0.102 R)
• M34: 41,790,464 km (0.112 R)
• M35: 42,047,025 km (0.062 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 13,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit