🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.3

Radius: 14.2

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.32 AU - 2.86 AU

Year: 2691 Days

Day: 14.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,955,096 km

• M1: 181,911 km (0.116 R)
• M2: 686,953 km (0.102 R)
• M3: 2,077,765 km (0.112 R)
• M4: 3,136,170 km (0.106 R)
• M5: 4,366,014 km (0.05 R)
• M6: 4,905,314 km (0.108 R)
• M7: 6,869,684 km (0.105 R)
• M8: 8,641,072 km (0.085 R)
• M9: 10,149,318 km (0.087 R)
• M10: 11,271,003 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.9

Radius: 12.4

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.38 AU - 4.76 AU

Year: 6308 Days

Day: 11.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,955,096 km

• M1: 156,479 km (0.112 R)
• M2: 627,713 km (0.12 R)
• M3: 1,058,255 km (0.107 R)
• M4: 1,985,463 km (0.056 R)
• M5: 3,102,660 km (0.037 R)
• M6: 3,549,509 km (0.106 R)
• M7: 4,900,826 km (0.107 R)
• M8: 5,390,610 km (0.109 R)
• M9: 6,502,421 km (0.11 R)
• M10: 7,799,734 km (0.084 R)
• M11: 8,189,137 km (0.081 R)
• M12: 9,219,717 km (0.051 R)
• M13: 10,014,081 km (0.043 R)
• M14: 13,376,742 km (0.093 R)
• M15: 14,745,563 km (0.106 R)
• M16: 15,221,883 km (0.107 R)
• M17: 19,553,788 km (0.11 R)
• M18: 20,421,306 km (0.087 R)
• M19: 24,313,992 km (0.098 R)
• M20: 26,173,943 km (0.114 R)
• M21: 29,045,923 km (0.08 R)
• M22: 31,923,438 km (0.119 R)
• M23: 34,047,428 km (0.096 R)
• M24: 35,196,789 km (0.09 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.8

Radius: 3.8

Gravity: 38.21 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.18 AU - 6.92 AU

Year: 10824 Days

Day: 16.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 57,955,096 km

• M1: 69,563 km (0.058 R)
• M2: 205,847 km (0.102 R)
• M3: 335,099 km (0.093 R)
• M4: 582,235 km (0.089 R)
• M5: 712,983 km (0.077 R)
• M6: 844,480 km (0.119 R)
• M7: 1,067,381 km (0.099 R)
• M8: 1,277,715 km (0.106 R)
• M9: 1,419,534 km (0.117 R)
• M10: 1,674,599 km (0.095 R)
• M11: 2,078,363 km (0.115 R)
• M12: 3,237,298 km (0.096 R)
• M13: 3,781,685 km (0.071 R)
• M14: 3,913,480 km (0.044 R)
• M15: 5,306,835 km (0.107 R)
• M16: 5,438,930 km (0.105 R)
• M17: 5,989,151 km (0.056 R)
• M18: 7,443,242 km (0.085 R)
• M19: 7,776,845 km (0.06 R)
• M20: 9,450,546 km (0.117 R)
• M21: 9,941,078 km (0.096 R)
• M22: 11,349,990 km (0.061 R)
• M23: 13,428,354 km (0.053 R)
• M24: 14,492,443 km (0.114 R)
• M25: 14,881,099 km (0.046 R)
• M26: 15,746,971 km (0.099 R)
• M27: 17,432,640 km (0.046 R)
• M28: 17,724,805 km (0.068 R)
• M29: 19,468,667 km (0.051 R)
• M30: 21,157,776 km (0.085 R)
• M31: 21,406,707 km (0.111 R)
• M32: 22,336,458 km (0.057 R)
• M33: 25,944,460 km (0.031 R)
• M34: 26,421,078 km (0.087 R)
• M35: 26,903,531 km (0.097 R)
• M36: 33,158,966 km (0.107 R)
• M37: 34,977,029 km (0.116 R)
• M38: 39,058,957 km (0.096 R)
• M39: 44,525,413 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757

Radius: 6.8

Gravity: 16.37 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.15 AU - 8.21 AU

Year: 13742 Days

Day: 17.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,955,096 km

• M1: 84,523 km (0.099 R)
• M2: 447,298 km (0.026 R)
• M3: 1,098,796 km (0.12 R)
• M4: 1,576,462 km (0.083 R)
• M5: 2,051,585 km (0.075 R)
• M6: 2,425,729 km (0.093 R)
• M7: 2,891,278 km (0.08 R)
• M8: 3,258,990 km (0.119 R)
• M9: 4,616,590 km (0.064 R)
• M10: 6,476,092 km (0.108 R)
• M11: 7,106,348 km (0.107 R)
• M12: 8,294,753 km (0.093 R)
• M13: 8,537,550 km (0.118 R)
• M14: 9,932,251 km (0.084 R)
• M15: 11,176,008 km (0.08 R)
• M16: 12,969,687 km (0.114 R)
• M17: 16,961,107 km (0.046 R)
• M18: 17,992,435 km (0.118 R)
• M19: 21,155,981 km (0.102 R)
• M20: 21,978,022 km (0.084 R)
• M21: 22,256,722 km (0.054 R)
• M22: 23,298,821 km (0.114 R)
• M23: 28,890,341 km (0.043 R)
• M24: 32,834,339 km (0.08 R)
• M25: 34,183,413 km (0.075 R)
• M26: 38,856,701 km (0.099 R)
• M27: 39,128,071 km (0.087 R)
• M28: 42,055,253 km (0.116 R)
• M29: 43,499,022 km (0.072 R)
• M30: 45,575,440 km (0.062 R)
• M31: 47,872,515 km (0.107 R)
• M32: 48,341,056 km (0.081 R)
• M33: 54,542,935 km (0.111 R)
• M34: 60,888,428 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.2

Radius: 3.8

Gravity: 31.73 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.55 AU - 8.63 AU

Year: 16256 Days

Day: 15.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 57,955,096 km

• M1: 47,423 km (0.074 R)
• M2: 246,687 km (0.057 R)
• M3: 390,600 km (0.062 R)
• M4: 930,499 km (0.082 R)
• M5: 1,962,574 km (0.103 R)
• M6: 2,363,646 km (0.065 R)
• M7: 2,594,476 km (0.091 R)
• M8: 3,101,014 km (0.103 R)
• M9: 3,275,146 km (0.11 R)
• M10: 4,067,566 km (0.084 R)
• M11: 4,337,590 km (0.097 R)
• M12: 4,619,283 km (0.092 R)
• M13: 4,980,113 km (0.085 R)
• M14: 5,289,033 km (0.1 R)
• M15: 7,910,885 km (0.077 R)
• M16: 8,189,586 km (0.077 R)
• M17: 8,766,435 km (0.106 R)
• M18: 9,787,141 km (0.091 R)
• M19: 10,054,174 km (0.099 R)
• M20: 10,602,899 km (0.09 R)
• M21: 12,617,982 km (0.12 R)
• M22: 12,807,223 km (0.056 R)
• M23: 14,804,504 km (0.102 R)
• M24: 17,385,965 km (0.051 R)
• M25: 19,739,888 km (0.111 R)
• M26: 20,773,160 km (0.074 R)
• M27: 21,392,196 km (0.105 R)
• M28: 24,379,516 km (0.075 R)
• M29: 27,316,721 km (0.113 R)
• M30: 27,739,484 km (0.107 R)
• M31: 30,143,073 km (0.119 R)
• M32: 35,987,713 km (0.107 R)
• M33: 36,114,272 km (0.039 R)
• M34: 37,396,177 km (0.108 R)
• M35: 38,048,423 km (0.104 R)
• M36: 41,701,753 km (0.069 R)
• M37: 49,852,892 km (0.093 R)
• M38: 51,923,476 km (0.037 R)
• M39: 54,716,618 km (0.076 R)
• M40: 56,065,093 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 17,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit