🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.5

Radius: 9.1

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.09 AU - 1.63 AU

Year: 1040 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,479,802 km

• M1: 114,293 km (0.112 R)
• M2: 490,083 km (0.085 R)
• M3: 1,112,111 km (0.032 R)
• M4: 1,825,992 km (0.11 R)
• M5: 3,075,134 km (0.079 R)
• M6: 3,967,784 km (0.111 R)
• M7: 4,386,060 km (0.065 R)
• M8: 4,906,062 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 8.2

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.78 AU - 2.96 AU

Year: 2393 Days

Day: 5.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,479,802 km

• M1: 107,561 km (0.078 R)
• M2: 368,011 km (0.116 R)
• M3: 632,350 km (0.09 R)
• M4: 933,491 km (0.088 R)
• M5: 1,198,728 km (0.071 R)
• M6: 1,753,586 km (0.09 R)
• M7: 2,038,121 km (0.081 R)
• M8: 3,827,312 km (0.075 R)
• M9: 4,612,252 km (0.119 R)
• M10: 4,928,203 km (0.084 R)
• M11: 5,963,570 km (0.107 R)
• M12: 7,484,830 km (0.07 R)
• M13: 7,739,895 km (0.119 R)
• M14: 8,213,970 km (0.102 R)
• M15: 9,018,059 km (0.072 R)
• M16: 9,995,831 km (0.053 R)
• M17: 10,685,926 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826

Radius: 15

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.94 AU - 2.82 AU

Year: 2409 Days

Day: 12.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,479,802 km

• M1: 187,147 km (0.115 R)
• M2: 786,436 km (0.066 R)
• M3: 1,584,840 km (0.094 R)
• M4: 2,217,788 km (0.065 R)
• M5: 2,797,031 km (0.077 R)
• M6: 3,733,963 km (0.039 R)
• M7: 4,433,482 km (0.059 R)
• M8: 6,725,920 km (0.039 R)
• M9: 7,337,776 km (0.04 R)
• M10: 8,740,854 km (0.108 R)
• M11: 10,354,267 km (0.115 R)
• M12: 12,673,782 km (0.061 R)
• M13: 14,306,643 km (0.089 R)
• M14: 19,054,730 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.9

Radius: 13.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.97 AU - 4.23 AU

Year: 4481 Days

Day: 6.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,479,802 km

• M1: 163,062 km (0.117 R)
• M2: 574,157 km (0.045 R)
• M3: 1,007,841 km (0.101 R)
• M4: 1,706,762 km (0.032 R)
• M5: 2,632,773 km (0.048 R)
• M6: 3,155,617 km (0.097 R)
• M7: 5,180,873 km (0.076 R)
• M8: 6,829,442 km (0.065 R)
• M9: 7,824,717 km (0.037 R)
• M10: 8,339,932 km (0.102 R)
• M11: 9,476,876 km (0.106 R)
• M12: 10,590,183 km (0.082 R)
• M13: 11,568,403 km (0.116 R)
• M14: 12,012,260 km (0.119 R)
• M15: 13,171,644 km (0.11 R)
• M16: 14,711,305 km (0.053 R)
• M17: 15,127,337 km (0.049 R)
• M18: 15,658,708 km (0.093 R)
• M19: 16,312,601 km (0.103 R)
• M20: 17,968,200 km (0.106 R)
• M21: 18,685,073 km (0.099 R)
• M22: 20,112,387 km (0.106 R)
• M23: 20,820,284 km (0.032 R)
• M24: 23,464,426 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.6

Radius: 4.5

Gravity: 16.67 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.26 AU - 12.68 AU

Year: 22224 Days

Day: 23.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 64,479,802 km

• M1: 56,997 km (0.105 R)
• M2: 504,893 km (0.105 R)
• M3: 652,546 km (0.046 R)
• M4: 850,015 km (0.117 R)
• M5: 1,050,626 km (0.115 R)
• M6: 1,201,420 km (0.028 R)
• M7: 1,352,365 km (0.106 R)
• M8: 1,547,291 km (0.117 R)
• M9: 2,226,914 km (0.095 R)
• M10: 2,434,855 km (0.1 R)
• M11: 3,345,756 km (0.069 R)
• M12: 4,026,427 km (0.07 R)
• M13: 4,272,515 km (0.101 R)
• M14: 4,897,535 km (0.088 R)
• M15: 5,432,347 km (0.063 R)
• M16: 6,916,807 km (0.106 R)
• M17: 9,114,400 km (0.065 R)
• M18: 9,485,253 km (0.071 R)
• M19: 9,810,928 km (0.118 R)
• M20: 12,625,761 km (0.056 R)
• M21: 14,322,351 km (0.068 R)
• M22: 14,823,204 km (0.103 R)
• M23: 15,709,123 km (0.116 R)
• M24: 16,707,838 km (0.109 R)
• M25: 16,944,352 km (0.12 R)
• M26: 17,182,961 km (0.086 R)
• M27: 17,585,529 km (0.032 R)
• M28: 17,748,291 km (0.045 R)
• M29: 17,994,529 km (0.063 R)
• M30: 18,326,188 km (0.074 R)
• M31: 21,589,965 km (0.097 R)
• M32: 23,604,599 km (0.044 R)
• M33: 26,161,975 km (0.078 R)
• M34: 38,376,791 km (0.117 R)
• M35: 38,650,854 km (0.083 R)
• M36: 40,040,618 km (0.12 R)
• M37: 46,087,962 km (0.091 R)
• M38: 56,521,367 km (0.089 R)
• M39: 57,769,462 km (0.114 R)
• M40: 59,035,957 km (0.118 R)
• M41: 59,218,317 km (0.103 R)
• M42: 64,286,693 km (0.091 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 13,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit