🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257

Radius: 11.3

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.67 AU - 0.87 AU

Year: 430 Days

Day: 7.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,240,062 km

• M1: 140,772 km (0.111 R)
• M2: 492,177 km (0.11 R)
• M3: 880,084 km (0.107 R)
• M4: 1,287,439 km (0.12 R)
• M5: 1,696,589 km (0.051 R)
• M6: 2,185,176 km (0.1 R)
• M7: 2,667,330 km (0.053 R)
• M8: 3,449,129 km (0.072 R)
• M9: 3,987,681 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.7

Radius: 12.1

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.07 AU - 1.17 AU

Year: 754 Days

Day: 6.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,240,062 km

• M1: 151,243 km (0.091 R)
• M2: 739,911 km (0.119 R)
• M3: 1,202,019 km (0.078 R)
• M4: 1,774,231 km (0.071 R)
• M5: 2,195,050 km (0.071 R)
• M6: 2,700,092 km (0.103 R)
• M7: 3,107,746 km (0.1 R)
• M8: 3,535,746 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.6

Radius: 13.6

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.87 AU - 3.09 AU

Year: 2483 Days

Day: 5.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,240,062 km

• M1: 169,195 km (0.11 R)
• M2: 693,536 km (0.077 R)
• M3: 1,135,448 km (0.114 R)
• M4: 2,538,676 km (0.056 R)
• M5: 3,300,428 km (0.094 R)
• M6: 4,172,285 km (0.107 R)
• M7: 5,105,177 km (0.058 R)
• M8: 5,575,363 km (0.083 R)
• M9: 7,190,422 km (0.025 R)
• M10: 7,725,234 km (0.071 R)
• M11: 8,196,168 km (0.096 R)
• M12: 10,275,279 km (0.071 R)
• M13: 11,213,108 km (0.115 R)
• M14: 12,444,897 km (0.116 R)
• M15: 14,196,090 km (0.117 R)
• M16: 14,949,764 km (0.105 R)
• M17: 15,590,342 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.9

Radius: 12.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.98 AU - 3.04 AU

Year: 3320 Days

Day: 14.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,240,062 km

• M1: 159,471 km (0.074 R)
• M2: 802,593 km (0.119 R)
• M3: 1,344,885 km (0.118 R)
• M4: 2,038,271 km (0.088 R)
• M5: 2,665,684 km (0.099 R)
• M6: 3,751,615 km (0.111 R)
• M7: 4,291,514 km (0.103 R)
• M8: 5,028,433 km (0.12 R)
• M9: 6,937,152 km (0.107 R)
• M10: 7,419,755 km (0.058 R)
• M11: 8,543,086 km (0.047 R)
• M12: 9,710,547 km (0.093 R)
• M13: 10,145,279 km (0.062 R)
• M14: 10,803,809 km (0.1 R)
• M15: 11,490,762 km (0.091 R)
• M16: 11,901,558 km (0.085 R)
• M17: 13,274,866 km (0.092 R)
• M18: 13,727,549 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.6

Radius: 11.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.69 AU - 4.03 AU

Year: 3916 Days

Day: 11.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,240,062 km

• M1: 139,276 km (0.104 R)
• M2: 522,246 km (0.03 R)
• M3: 901,178 km (0.037 R)
• M4: 1,565,243 km (0.036 R)
• M5: 1,945,072 km (0.109 R)
• M6: 3,115,226 km (0.087 R)
• M7: 3,705,240 km (0.069 R)
• M8: 4,368,407 km (0.047 R)
• M9: 5,281,852 km (0.103 R)
• M10: 5,744,409 km (0.064 R)
• M11: 6,751,053 km (0.118 R)
• M12: 7,265,669 km (0.069 R)
• M13: 7,871,541 km (0.056 R)
• M14: 8,649,898 km (0.113 R)
• M15: 9,478,820 km (0.066 R)
• M16: 10,438,939 km (0.1 R)
• M17: 11,761,085 km (0.096 R)
• M18: 13,378,388 km (0.04 R)
• M19: 15,292,642 km (0.112 R)
• M20: 16,449,782 km (0.035 R)
• M21: 16,994,617 km (0.113 R)
• M22: 17,607,819 km (0.114 R)
• M23: 19,355,421 km (0.075 R)
• M24: 19,840,268 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.9

Radius: 11.3

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.14 AU - 4.16 AU

Year: 4434 Days

Day: 12.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,240,062 km

• M1: 140,622 km (0.077 R)
• M2: 531,671 km (0.091 R)
• M3: 888,911 km (0.069 R)
• M4: 1,577,958 km (0.06 R)
• M5: 2,478,089 km (0.1 R)
• M6: 2,864,051 km (0.059 R)
• M7: 4,223,148 km (0.106 R)
• M8: 5,911,659 km (0.112 R)
• M9: 6,541,765 km (0.104 R)
• M10: 11,305,560 km (0.103 R)
• M11: 12,990,032 km (0.109 R)
• M12: 14,220,624 km (0.085 R)
• M13: 15,469,018 km (0.065 R)
• M14: 16,240,195 km (0.111 R)
• M15: 18,378,547 km (0.097 R)
• M16: 27,770,152 km (0.057 R)
• M17: 28,820,329 km (0.101 R)
• M18: 29,355,291 km (0.032 R)
• M19: 30,353,258 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.6

Radius: 7.9

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.5 AU - 7.08 AU

Year: 11250 Days

Day: 22 Hours

Environment

Temp: -220 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,240,062 km

• M1: 98,286 km (0.086 R)
• M2: 360,830 km (0.097 R)
• M3: 984,504 km (0.077 R)
• M4: 1,601,445 km (0.11 R)
• M5: 2,095,717 km (0.053 R)
• M6: 3,855,885 km (0.114 R)
• M7: 6,356,563 km (0.082 R)
• M8: 7,630,389 km (0.093 R)
• M9: 8,133,337 km (0.097 R)
• M10: 10,318,364 km (0.066 R)
• M11: 12,180,408 km (0.114 R)
• M12: 13,762,107 km (0.095 R)
• M13: 15,608,593 km (0.097 R)
• M14: 17,327,921 km (0.069 R)
• M15: 17,758,614 km (0.096 R)
• M16: 18,270,089 km (0.094 R)
• M17: 19,017,779 km (0.063 R)
• M18: 19,553,339 km (0.073 R)
• M19: 21,220,009 km (0.085 R)
• M20: 21,630,356 km (0.105 R)
• M21: 22,722,121 km (0.112 R)
• M22: 26,217,775 km (0.114 R)
• M23: 27,652,568 km (0.052 R)
• M24: 30,159,080 km (0.104 R)
• M25: 31,840,411 km (0.066 R)
• M26: 35,159,688 km (0.047 R)
• M27: 37,020,985 km (0.098 R)
• M28: 37,855,592 km (0.05 R)
• M29: 42,217,716 km (0.091 R)
• M30: 43,522,957 km (0.112 R)
• M31: 44,052,534 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.1

Radius: 5.3

Gravity: 26.42 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.94 AU - 8.88 AU

Year: 12825 Days

Day: 21.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,240,062 km

• M1: 65,973 km (0.064 R)
• M2: 265,835 km (0.073 R)
• M3: 502,948 km (0.09 R)
• M4: 930,050 km (0.096 R)
• M5: 1,183,170 km (0.105 R)
• M6: 3,670,533 km (0.099 R)
• M7: 6,405,482 km (0.082 R)
• M8: 7,365,302 km (0.091 R)
• M9: 9,359,292 km (0.102 R)
• M10: 10,646,731 km (0.103 R)
• M11: 10,986,168 km (0.097 R)
• M12: 15,353,678 km (0.117 R)
• M13: 17,838,499 km (0.073 R)
• M14: 23,492,251 km (0.118 R)
• M15: 25,446,149 km (0.066 R)
• M16: 26,359,893 km (0.053 R)
• M17: 38,289,276 km (0.089 R)
• M18: 38,819,002 km (0.113 R)
• M19: 40,028,501 km (0.051 R)
• M20: 43,519,816 km (0.072 R)
• M21: 48,432,011 km (0.106 R)
• M22: 51,581,795 km (0.106 R)
• M23: 52,065,893 km (0.119 R)
• M24: 54,032,058 km (0.054 R)
• M25: 56,047,141 km (0.108 R)
• M26: 57,073,233 km (0.116 R)
• M27: 57,245,420 km (0.042 R)
• M28: 57,937,909 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.1

Radius: 5.8

Gravity: 21.41 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 10.45 AU - 11.21 AU

Year: 22661 Days

Day: 18 Hours

Environment

Temp: -224 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,240,062 km

• M1: 77,492 km (0.081 R)
• M2: 278,850 km (0.108 R)
• M3: 1,003,802 km (0.117 R)
• M4: 1,481,617 km (0.054 R)
• M5: 1,744,162 km (0.058 R)
• M6: 3,287,563 km (0.09 R)
• M7: 4,718,616 km (0.066 R)
• M8: 6,475,942 km (0.09 R)
• M9: 8,038,193 km (0.028 R)
• M10: 8,850,360 km (0.103 R)
• M11: 9,305,287 km (0.076 R)
• M12: 9,956,187 km (0.11 R)
• M13: 15,224,874 km (0.098 R)
• M14: 18,309,732 km (0.109 R)
• M15: 18,954,499 km (0.063 R)
• M16: 19,235,444 km (0.112 R)
• M17: 19,709,669 km (0.051 R)
• M18: 24,667,342 km (0.115 R)
• M19: 26,722,219 km (0.087 R)
• M20: 30,523,950 km (0.102 R)
• M21: 31,169,165 km (0.096 R)
• M22: 39,178,785 km (0.088 R)
• M23: 40,402,346 km (0.101 R)
• M24: 42,925,613 km (0.116 R)
• M25: 44,885,495 km (0.07 R)
• M26: 46,224,844 km (0.076 R)
• M27: 49,158,907 km (0.068 R)
• M28: 54,446,444 km (0.075 R)
• M29: 61,521,825 km (0.12 R)
• M30: 64,642,287 km (0.094 R)
• M31: 73,476,041 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.2

Radius: 3.8

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 9.03 AU - 13.05 AU

Year: 23323 Days

Day: 23.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,240,062 km

• M1: 59,690 km (0.071 R)
• M2: 287,527 km (0.081 R)
• M3: 779,704 km (0.117 R)
• M4: 932,294 km (0.081 R)
• M5: 1,250,788 km (0.106 R)
• M6: 1,487,601 km (0.086 R)
• M7: 1,768,396 km (0.119 R)
• M8: 2,379,653 km (0.079 R)
• M9: 5,805,893 km (0.101 R)
• M10: 9,582,342 km (0.118 R)
• M11: 11,729,221 km (0.065 R)
• M12: 14,978,337 km (0.07 R)
• M13: 18,706,915 km (0.064 R)
• M14: 24,029,008 km (0.096 R)
• M15: 30,681,476 km (0.067 R)
• M16: 40,625,247 km (0.098 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 12,312 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit