🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.4

Radius: 10.4

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.55 AU - 0.69 AU

Year: 337 Days

Day: 12.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 78.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,674,836 km

• M1: 129,402 km (0.051 R)
• M2: 509,979 km (0.049 R)
• M3: 856,747 km (0.09 R)
• M4: 1,605,335 km (0.11 R)
• M5: 2,075,970 km (0.078 R)
• M6: 2,451,460 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.9

Radius: 12.7

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.64 AU - 0.88 AU

Year: 457 Days

Day: 14.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 130.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,674,836 km

• M1: 167,849 km (0.103 R)
• M2: 703,559 km (0.098 R)
• M3: 1,167,761 km (0.116 R)
• M4: 2,144,336 km (0.026 R)
• M5: 2,808,550 km (0.113 R)
• M6: 3,594,986 km (0.085 R)
• M7: 4,116,485 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.7

Radius: 9.7

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.56 AU - 1.66 AU

Year: 1410 Days

Day: 10.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 61.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,674,836 km

• M1: 122,221 km (0.11 R)
• M2: 596,148 km (0.06 R)
• M3: 905,516 km (0.032 R)
• M4: 1,209,798 km (0.108 R)
• M5: 1,648,868 km (0.063 R)
• M6: 2,079,410 km (0.071 R)
• M7: 2,432,013 km (0.063 R)
• M8: 2,993,005 km (0.096 R)
• M9: 4,190,087 km (0.092 R)
• M10: 4,916,833 km (0.061 R)
• M11: 5,310,425 km (0.048 R)
• M12: 6,208,611 km (0.113 R)
• M13: 7,178,753 km (0.053 R)
• M14: 7,550,504 km (0.077 R)
• M15: 8,019,343 km (0.109 R)
• M16: 8,566,273 km (0.082 R)
• M17: 10,457,789 km (0.098 R)
• M18: 10,936,352 km (0.051 R)
• M19: 12,384,759 km (0.107 R)
• M20: 13,076,649 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.2

Radius: 15

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.56 AU - 2.62 AU

Year: 2877 Days

Day: 12.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,674,836 km

• M1: 186,549 km (0.09 R)
• M2: 983,606 km (0.085 R)
• M3: 1,571,974 km (0.11 R)
• M4: 2,108,881 km (0.118 R)
• M5: 3,566,114 km (0.085 R)
• M6: 4,078,786 km (0.105 R)
• M7: 6,104,940 km (0.058 R)
• M8: 6,872,377 km (0.049 R)
• M9: 7,399,260 km (0.102 R)
• M10: 9,855,807 km (0.109 R)
• M11: 10,413,508 km (0.109 R)
• M12: 11,150,128 km (0.11 R)
• M13: 13,798,608 km (0.074 R)
• M14: 16,894,985 km (0.088 R)
• M15: 17,968,051 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.5

Radius: 11

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.56 AU - 5.48 AU

Year: 6633 Days

Day: 5.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,674,836 km

• M1: 136,732 km (0.1 R)
• M2: 663,766 km (0.059 R)
• M3: 1,063,790 km (0.074 R)
• M4: 1,423,424 km (0.074 R)
• M5: 2,083,150 km (0.061 R)
• M6: 2,450,264 km (0.097 R)
• M7: 2,994,650 km (0.101 R)
• M8: 3,401,407 km (0.055 R)
• M9: 4,252,170 km (0.119 R)
• M10: 4,822,138 km (0.115 R)
• M11: 6,671,915 km (0.045 R)
• M12: 7,812,300 km (0.115 R)
• M13: 10,894,016 km (0.062 R)
• M14: 13,313,762 km (0.108 R)
• M15: 15,828,352 km (0.026 R)
• M16: 17,261,500 km (0.097 R)
• M17: 17,910,904 km (0.092 R)
• M18: 20,963,598 km (0.077 R)
• M19: 21,703,061 km (0.12 R)
• M20: 23,786,211 km (0.092 R)
• M21: 25,081,729 km (0.039 R)
• M22: 25,914,989 km (0.079 R)
• M23: 27,636,860 km (0.108 R)
• M24: 30,454,536 km (0.074 R)
• M25: 32,664,994 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 14.8

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.95 AU - 5.37 AU

Year: 8091 Days

Day: 9.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,674,836 km

• M1: 184,155 km (0.113 R)
• M2: 646,113 km (0.085 R)
• M3: 4,364,219 km (0.109 R)
• M4: 5,229,792 km (0.115 R)
• M5: 5,720,922 km (0.091 R)
• M6: 7,066,405 km (0.078 R)
• M7: 8,703,455 km (0.05 R)
• M8: 11,534,295 km (0.109 R)
• M9: 12,031,708 km (0.096 R)
• M10: 12,834,151 km (0.069 R)
• M11: 13,368,515 km (0.101 R)
• M12: 14,104,237 km (0.099 R)
• M13: 14,802,261 km (0.07 R)
• M14: 16,753,466 km (0.106 R)
• M15: 17,900,732 km (0.056 R)
• M16: 19,797,333 km (0.042 R)
• M17: 21,161,516 km (0.049 R)
• M18: 23,632,125 km (0.086 R)
• M19: 26,479,721 km (0.071 R)
• M20: 27,153,061 km (0.103 R)
• M21: 30,273,523 km (0.09 R)
• M22: 33,180,060 km (0.07 R)
• M23: 38,307,676 km (0.102 R)
• M24: 41,059,529 km (0.049 R)
• M25: 43,142,081 km (0.089 R)
• M26: 44,749,361 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 17,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit