🌌 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: 158.1

Radius: 12.4

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.07 AU - 3.11 AU

Year: 2827 Days

Day: 9.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,114,892 km

• M1: 177,423 km (0.092 R)
• M2: 681,418 km (0.084 R)
• M3: 1,241,812 km (0.111 R)
• M4: 2,375,016 km (0.069 R)
• M5: 3,297,436 km (0.082 R)
• M6: 4,500,802 km (0.086 R)
• M7: 5,689,656 km (0.08 R)
• M8: 6,632,122 km (0.067 R)
• M9: 7,102,907 km (0.065 R)
• M10: 7,543,024 km (0.066 R)
• M11: 7,946,489 km (0.118 R)
• M12: 8,855,596 km (0.094 R)
• M13: 9,396,841 km (0.055 R)
• M14: 10,479,331 km (0.082 R)
• M15: 11,119,610 km (0.107 R)
• M16: 12,330,305 km (0.039 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.2

Radius: 11.7

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.34 AU - 4.92 AU

Year: 6757 Days

Day: 12.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,114,892 km

• M1: 146,008 km (0.058 R)
• M2: 878,738 km (0.061 R)
• M3: 1,934,300 km (0.089 R)
• M4: 3,481,890 km (0.053 R)
• M5: 4,807,627 km (0.107 R)
• M6: 6,385,884 km (0.102 R)
• M7: 14,150,911 km (0.1 R)
• M8: 15,989,170 km (0.111 R)
• M9: 19,627,989 km (0.068 R)
• M10: 23,148,326 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.5

Radius: 12.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.15 AU - 5.53 AU

Year: 8370 Days

Day: 9.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,114,892 km

• M1: 153,188 km (0.081 R)
• M2: 705,055 km (0.091 R)
• M3: 1,154,447 km (0.089 R)
• M4: 1,857,258 km (0.112 R)
• M5: 2,566,351 km (0.11 R)
• M6: 4,913,542 km (0.086 R)
• M7: 6,728,613 km (0.06 R)
• M8: 7,548,409 km (0.095 R)
• M9: 11,257,090 km (0.068 R)
• M10: 18,926,823 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.9

Radius: 7.4

Gravity: 15.72 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.41 AU - 6.79 AU

Year: 10218 Days

Day: 19.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,114,892 km

• M1: 92,451 km (0.101 R)
• M2: 721,062 km (0.094 R)
• M3: 960,718 km (0.091 R)
• M4: 1,205,460 km (0.076 R)
• M5: 1,698,385 km (0.059 R)
• M6: 2,187,570 km (0.117 R)
• M7: 2,966,526 km (0.082 R)
• M8: 3,199,450 km (0.102 R)
• M9: 4,865,671 km (0.098 R)
• M10: 5,157,835 km (0.112 R)
• M11: 6,523,066 km (0.111 R)
• M12: 7,415,566 km (0.063 R)
• M13: 9,793,574 km (0.095 R)
• M14: 11,350,888 km (0.095 R)
• M15: 12,943,058 km (0.083 R)
• M16: 13,442,117 km (0.081 R)
• M17: 14,214,640 km (0.083 R)
• M18: 14,545,102 km (0.044 R)
• M19: 15,152,768 km (0.113 R)
• M20: 15,497,741 km (0.084 R)
• M21: 15,847,800 km (0.098 R)
• M22: 17,226,644 km (0.102 R)
• M23: 17,526,737 km (0.077 R)
• M24: 19,000,426 km (0.083 R)
• M25: 22,997,531 km (0.116 R)
• M26: 23,822,115 km (0.099 R)
• M27: 26,018,660 km (0.12 R)
• M28: 29,187,891 km (0.093 R)
• M29: 33,528,922 km (0.096 R)
• M30: 34,588,374 km (0.101 R)
• M31: 41,553,202 km (0.052 R)
• M32: 46,439,817 km (0.081 R)
• M33: 48,646,535 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.2

Radius: 4.3

Gravity: 47.98 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.44 AU - 12.38 AU

Year: 21159 Days

Day: 19.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,114,892 km

• M1: 53,706 km (0.075 R)
• M2: 191,336 km (0.11 R)
• M3: 326,871 km (0.066 R)
• M4: 580,889 km (0.066 R)
• M5: 773,421 km (0.103 R)
• M6: 1,007,841 km (0.115 R)
• M7: 1,583,643 km (0.029 R)
• M8: 3,090,393 km (0.106 R)
• M9: 3,526,321 km (0.099 R)
• M10: 5,520,161 km (0.115 R)
• M11: 6,521,121 km (0.084 R)
• M12: 9,571,122 km (0.108 R)
• M13: 11,808,658 km (0.068 R)
• M14: 14,528,646 km (0.106 R)
• M15: 15,411,423 km (0.086 R)
• M16: 15,824,313 km (0.118 R)
• M17: 18,273,380 km (0.115 R)
• M18: 19,683,938 km (0.112 R)
• M19: 23,797,281 km (0.116 R)
• M20: 25,134,686 km (0.077 R)
• M21: 30,081,439 km (0.098 R)
• M22: 30,986,207 km (0.058 R)
• M23: 38,582,936 km (0.111 R)
• M24: 39,650,317 km (0.101 R)
• M25: 40,424,636 km (0.115 R)
• M26: 40,580,666 km (0.082 R)
• M27: 50,698,868 km (0.082 R)
• M28: 51,610,966 km (0.104 R)
• M29: 56,920,793 km (0.097 R)
• M30: 61,752,355 km (0.098 R)
• M31: 63,843,734 km (0.075 R)
• M32: 75,957,421 km (0.077 R)
• M33: 83,053,746 km (0.085 R)
• M34: 84,065,925 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 11,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit