🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.8

Radius: 12.8

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.53 AU - 0.55 AU

Year: 274 Days

Day: 13.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,182,867 km

• M1: 159,172 km (0.083 R)
• M2: 610,060 km (0.072 R)
• M3: 1,100,741 km (0.096 R)
• M4: 1,690,755 km (0.108 R)
• M5: 2,547,353 km (0.11 R)
• M6: 3,421,902 km (0.107 R)
• M7: 3,859,176 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.5

Radius: 11.7

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.82 AU - 1.16 AU

Year: 680 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,182,867 km

• M1: 145,559 km (0.087 R)
• M2: 662,419 km (0.12 R)
• M3: 1,319,453 km (0.1 R)
• M4: 1,728,155 km (0.112 R)
• M5: 2,174,255 km (0.07 R)
• M6: 3,055,088 km (0.112 R)
• M7: 3,618,473 km (0.103 R)
• M8: 4,130,098 km (0.116 R)
• M9: 4,804,186 km (0.107 R)
• M10: 5,641,934 km (0.115 R)
• M11: 6,233,145 km (0.067 R)
• M12: 7,766,373 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.6

Radius: 11.6

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.06 AU - 5.26 AU

Year: 6944 Days

Day: 5.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,182,867 km

• M1: 144,212 km (0.056 R)
• M2: 559,047 km (0.098 R)
• M3: 988,842 km (0.117 R)
• M4: 1,670,410 km (0.105 R)
• M5: 2,627,238 km (0.105 R)
• M6: 4,677,626 km (0.085 R)
• M7: 6,191,257 km (0.103 R)
• M8: 6,866,243 km (0.048 R)
• M9: 8,443,603 km (0.084 R)
• M10: 9,753,931 km (0.083 R)
• M11: 10,527,801 km (0.117 R)
• M12: 11,001,876 km (0.079 R)
• M13: 12,668,247 km (0.093 R)
• M14: 14,038,414 km (0.088 R)
• M15: 15,323,759 km (0.061 R)
• M16: 17,265,988 km (0.112 R)
• M17: 17,926,163 km (0.076 R)
• M18: 21,107,212 km (0.117 R)
• M19: 21,557,951 km (0.099 R)
• M20: 23,345,945 km (0.082 R)
• M21: 24,071,793 km (0.073 R)
• M22: 25,483,698 km (0.105 R)
• M23: 28,746,727 km (0.061 R)
• M24: 29,300,987 km (0.099 R)
• M25: 30,717,529 km (0.077 R)
• M26: 33,891,697 km (0.118 R)
• M27: 34,718,075 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.1

Radius: 8.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.49 AU - 5.69 AU

Year: 7927 Days

Day: 8.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,182,867 km

• M1: 109,506 km (0.077 R)
• M2: 606,171 km (0.11 R)
• M3: 915,838 km (0.077 R)
• M4: 1,538,764 km (0.099 R)
• M5: 2,274,486 km (0.086 R)
• M6: 2,991,209 km (0.072 R)
• M7: 4,012,664 km (0.07 R)
• M8: 5,083,485 km (0.115 R)
• M9: 5,715,387 km (0.097 R)
• M10: 11,163,741 km (0.12 R)
• M11: 13,736,675 km (0.106 R)
• M12: 14,283,904 km (0.066 R)
• M13: 18,332,321 km (0.082 R)
• M14: 23,938,352 km (0.049 R)
• M15: 30,682,523 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 313.5

Radius: 3

Gravity: 34.83 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.28 AU - 9.2 AU

Year: 14864 Days

Day: 20.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 71,182,867 km

• M1: 37,998 km (0.089 R)
• M2: 189,989 km (0.085 R)
• M3: 457,620 km (0.088 R)
• M4: 592,258 km (0.115 R)
• M5: 693,536 km (0.033 R)
• M6: 882,179 km (0.117 R)
• M7: 1,387,819 km (0.115 R)
• M8: 2,151,816 km (0.052 R)
• M9: 2,802,118 km (0.044 R)
• M10: 4,655,635 km (0.119 R)
• M11: 4,808,674 km (0.052 R)
• M12: 6,993,551 km (0.065 R)
• M13: 8,079,033 km (0.08 R)
• M14: 9,271,926 km (0.114 R)
• M15: 10,011,090 km (0.058 R)
• M16: 11,383,800 km (0.052 R)
• M17: 12,230,224 km (0.093 R)
• M18: 14,110,670 km (0.111 R)
• M19: 16,667,746 km (0.072 R)
• M20: 16,810,313 km (0.089 R)
• M21: 17,242,950 km (0.099 R)
• M22: 19,596,423 km (0.05 R)
• M23: 25,490,280 km (0.08 R)
• M24: 26,252,930 km (0.104 R)
• M25: 28,529,960 km (0.101 R)
• M26: 31,258,325 km (0.083 R)
• M27: 31,475,242 km (0.056 R)
• M28: 39,205,563 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.1

Radius: 3.3

Gravity: 51.89 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.85 AU - 9.97 AU

Year: 19925 Days

Day: 21.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,182,867 km

• M1: 47,572 km (0.09 R)
• M2: 212,279 km (0.078 R)
• M3: 390,600 km (0.091 R)
• M4: 568,622 km (0.093 R)
• M5: 758,012 km (0.067 R)
• M6: 1,126,173 km (0.061 R)
• M7: 1,441,375 km (0.119 R)
• M8: 2,739,735 km (0.064 R)
• M9: 2,962,337 km (0.099 R)
• M10: 4,594,151 km (0.049 R)
• M11: 5,463,763 km (0.109 R)
• M12: 6,059,911 km (0.085 R)
• M13: 6,225,964 km (0.096 R)
• M14: 9,094,803 km (0.089 R)
• M15: 10,752,796 km (0.086 R)
• M16: 10,996,191 km (0.092 R)
• M17: 11,368,241 km (0.091 R)
• M18: 13,355,200 km (0.093 R)
• M19: 14,503,962 km (0.086 R)
• M20: 14,726,564 km (0.071 R)
• M21: 22,608,277 km (0.119 R)
• M22: 27,489,506 km (0.103 R)
• M23: 34,983,761 km (0.114 R)
• M24: 37,014,702 km (0.111 R)
• M25: 41,756,954 km (0.082 R)
• M26: 45,925,499 km (0.059 R)
• M27: 48,192,356 km (0.095 R)
• M28: 48,522,219 km (0.039 R)
• M29: 55,438,278 km (0.116 R)
• M30: 59,130,354 km (0.109 R)
• M31: 59,508,238 km (0.087 R)
• M32: 70,121,010 km (0.1 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 16,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit