🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.8

Radius: 10.4

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.01 AU - 1.33 AU

Year: 874 Days

Day: 9.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 169 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,704,288 km

• M1: 129,402 km (0.086 R)
• M2: 572,661 km (0.105 R)
• M3: 909,106 km (0.077 R)
• M4: 1,298,210 km (0.085 R)
• M5: 1,746,854 km (0.111 R)
• M6: 2,502,473 km (0.095 R)
• M7: 2,961,739 km (0.115 R)
• M8: 3,407,540 km (0.065 R)
• M9: 4,467,740 km (0.079 R)
• M10: 6,199,485 km (0.115 R)
• M11: 6,821,065 km (0.057 R)
• M12: 7,698,007 km (0.117 R)
• M13: 9,097,795 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.1

Radius: 9.2

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.76 AU - 2.46 AU

Year: 2116 Days

Day: 15 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,704,288 km

• M1: 114,442 km (0.115 R)
• M2: 831,615 km (0.105 R)
• M3: 1,229,994 km (0.099 R)
• M4: 1,580,502 km (0.102 R)
• M5: 1,951,504 km (0.097 R)
• M6: 2,841,911 km (0.116 R)
• M7: 3,378,518 km (0.046 R)
• M8: 4,448,891 km (0.093 R)
• M9: 4,844,577 km (0.069 R)
• M10: 5,195,983 km (0.057 R)
• M11: 5,587,780 km (0.092 R)
• M12: 5,949,956 km (0.097 R)
• M13: 6,327,691 km (0.03 R)
• M14: 6,856,220 km (0.118 R)
• M15: 7,271,653 km (0.09 R)
• M16: 9,269,533 km (0.029 R)
• M17: 13,917,539 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.1

Radius: 13.9

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.95 AU - 2.57 AU

Year: 2345 Days

Day: 13.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,704,288 km

• M1: 172,935 km (0.097 R)
• M2: 685,607 km (0.09 R)
• M3: 1,200,074 km (0.081 R)
• M4: 1,651,860 km (0.094 R)
• M5: 2,084,198 km (0.05 R)
• M6: 2,650,425 km (0.101 R)
• M7: 3,794,101 km (0.036 R)
• M8: 5,039,803 km (0.084 R)
• M9: 5,479,172 km (0.034 R)
• M10: 5,944,271 km (0.064 R)
• M11: 7,383,403 km (0.099 R)
• M12: 8,680,416 km (0.038 R)
• M13: 10,453,450 km (0.05 R)
• M14: 10,941,738 km (0.041 R)
• M15: 11,603,260 km (0.088 R)
• M16: 13,092,357 km (0.084 R)
• M17: 13,793,672 km (0.101 R)
• M18: 17,368,762 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.5

Radius: 11.1

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.47 AU - 3.63 AU

Year: 4617 Days

Day: 13.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,704,288 km

• M1: 139,276 km (0.072 R)
• M2: 598,541 km (0.106 R)
• M3: 955,781 km (0.052 R)
• M4: 1,585,438 km (0.108 R)
• M5: 2,002,218 km (0.093 R)
• M6: 2,706,375 km (0.052 R)
• M7: 3,211,567 km (0.12 R)
• M8: 4,704,554 km (0.056 R)
• M9: 5,088,422 km (0.113 R)
• M10: 5,717,930 km (0.067 R)
• M11: 6,460,384 km (0.095 R)
• M12: 7,066,704 km (0.113 R)
• M13: 8,137,077 km (0.12 R)
• M14: 9,755,576 km (0.059 R)
• M15: 12,234,263 km (0.108 R)
• M16: 13,013,369 km (0.074 R)
• M17: 13,567,928 km (0.099 R)
• M18: 15,718,697 km (0.025 R)
• M19: 24,194,464 km (0.11 R)
• M20: 24,726,284 km (0.084 R)
• M21: 26,931,656 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.1

Radius: 9.3

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.04 AU - 4.22 AU

Year: 5793 Days

Day: 5.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,704,288 km

• M1: 116,686 km (0.113 R)
• M2: 414,536 km (0.084 R)
• M3: 930,050 km (0.054 R)
• M4: 1,468,303 km (0.069 R)
• M5: 1,863,989 km (0.097 R)
• M6: 2,855,823 km (0.067 R)
• M7: 3,691,028 km (0.099 R)
• M8: 4,252,469 km (0.114 R)
• M9: 4,634,392 km (0.11 R)
• M10: 4,941,816 km (0.116 R)
• M11: 5,313,567 km (0.073 R)
• M12: 5,677,239 km (0.096 R)
• M13: 6,454,849 km (0.048 R)
• M14: 7,021,825 km (0.119 R)
• M15: 7,686,638 km (0.065 R)
• M16: 10,129,571 km (0.083 R)
• M17: 10,608,883 km (0.082 R)
• M18: 11,961,247 km (0.088 R)
• M19: 12,542,285 km (0.049 R)
• M20: 15,314,334 km (0.106 R)
• M21: 16,540,438 km (0.12 R)
• M22: 18,003,655 km (0.065 R)
• M23: 20,294,896 km (0.084 R)
• M24: 21,057,097 km (0.094 R)
• M25: 21,838,297 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.1

Radius: 11.1

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.56 AU - 5.82 AU

Year: 7011 Days

Day: 5.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,704,288 km

• M1: 138,079 km (0.119 R)
• M2: 661,671 km (0.072 R)
• M3: 1,061,546 km (0.113 R)
• M4: 1,513,033 km (0.089 R)
• M5: 2,170,216 km (0.111 R)
• M6: 2,592,382 km (0.119 R)
• M7: 3,426,390 km (0.075 R)
• M8: 3,930,385 km (0.115 R)
• M9: 4,379,029 km (0.092 R)
• M10: 5,261,507 km (0.072 R)
• M11: 6,663,538 km (0.093 R)
• M12: 8,062,876 km (0.114 R)
• M13: 8,502,245 km (0.074 R)
• M14: 10,007,948 km (0.11 R)
• M15: 12,040,833 km (0.093 R)
• M16: 13,154,440 km (0.025 R)
• M17: 14,685,425 km (0.105 R)
• M18: 17,695,184 km (0.057 R)
• M19: 18,438,835 km (0.105 R)
• M20: 22,161,728 km (0.086 R)
• M21: 26,358,098 km (0.079 R)
• M22: 26,796,120 km (0.101 R)
• M23: 28,413,124 km (0.12 R)
• M24: 30,285,042 km (0.092 R)
• M25: 30,765,550 km (0.069 R)
• M26: 31,840,710 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.4

Radius: 10.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.19 AU - 5.79 AU

Year: 7694 Days

Day: 10.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,704,288 km

• M1: 279,449 km (0.102 R)
• M2: 771,027 km (0.094 R)
• M3: 1,370,616 km (0.084 R)
• M4: 4,867,915 km (0.086 R)
• M5: 5,936,193 km (0.103 R)
• M6: 8,015,454 km (0.076 R)
• M7: 10,079,007 km (0.069 R)
• M8: 10,775,834 km (0.103 R)
• M9: 11,754,653 km (0.097 R)
• M10: 12,110,995 km (0.09 R)
• M11: 13,114,497 km (0.055 R)
• M12: 14,460,280 km (0.107 R)
• M13: 16,840,232 km (0.027 R)
• M14: 17,821,445 km (0.103 R)
• M15: 18,156,843 km (0.088 R)
• M16: 23,467,119 km (0.034 R)
• M17: 25,529,774 km (0.108 R)
• M18: 25,956,278 km (0.03 R)
• M19: 27,087,836 km (0.106 R)
• M20: 29,262,540 km (0.073 R)
• M21: 31,064,746 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.5

Radius: 4.8

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.85 AU - 6.53 AU

Year: 10630 Days

Day: 23.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,704,288 km

• M1: 59,989 km (0.104 R)
• M2: 405,709 km (0.083 R)
• M3: 848,220 km (0.11 R)
• M4: 1,172,698 km (0.037 R)
• M5: 1,539,811 km (0.103 R)
• M6: 2,918,505 km (0.083 R)
• M7: 3,202,890 km (0.119 R)
• M8: 3,464,088 km (0.098 R)
• M9: 5,912,856 km (0.043 R)
• M10: 6,062,155 km (0.079 R)
• M11: 6,556,875 km (0.099 R)
• M12: 6,978,441 km (0.055 R)
• M13: 7,626,649 km (0.112 R)
• M14: 9,853,264 km (0.057 R)
• M15: 14,056,964 km (0.048 R)
• M16: 15,820,723 km (0.079 R)
• M17: 16,225,385 km (0.082 R)
• M18: 17,419,475 km (0.119 R)
• M19: 18,163,276 km (0.074 R)
• M20: 19,714,307 km (0.12 R)
• M21: 20,048,059 km (0.096 R)
• M22: 21,072,356 km (0.116 R)
• M23: 21,281,344 km (0.111 R)
• M24: 22,059,403 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.5

Radius: 7.8

Gravity: 16.05 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.84 AU - 7.74 AU

Year: 12213 Days

Day: 22.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,704,288 km

• M1: 101,876 km (0.109 R)
• M2: 467,942 km (0.084 R)
• M3: 770,279 km (0.078 R)
• M4: 1,551,779 km (0.044 R)
• M5: 2,151,517 km (0.049 R)
• M6: 2,646,087 km (0.059 R)
• M7: 3,290,555 km (0.09 R)
• M8: 3,947,589 km (0.067 R)
• M9: 4,245,887 km (0.077 R)
• M10: 7,606,304 km (0.06 R)
• M11: 10,962,382 km (0.067 R)
• M12: 13,456,179 km (0.092 R)
• M13: 14,481,523 km (0.076 R)
• M14: 15,193,459 km (0.025 R)
• M15: 22,591,223 km (0.111 R)
• M16: 23,258,430 km (0.06 R)
• M17: 24,732,268 km (0.052 R)
• M18: 27,973,455 km (0.067 R)
• M19: 36,053,087 km (0.093 R)
• M20: 36,311,742 km (0.092 R)
• M21: 39,650,616 km (0.085 R)
• M22: 43,920,588 km (0.062 R)
• M23: 48,487,363 km (0.118 R)
• M24: 51,866,031 km (0.068 R)
• M25: 52,693,008 km (0.068 R)
• M26: 53,696,959 km (0.077 R)
• M27: 58,372,790 km (0.101 R)
• M28: 60,900,994 km (0.066 R)
• M29: 61,636,567 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.7

Radius: 6.8

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.11 AU - 10.89 AU

Year: 21828 Days

Day: 21.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,704,288 km

• M1: 84,523 km (0.075 R)
• M2: 705,504 km (0.099 R)
• M3: 990,787 km (0.119 R)
• M4: 1,495,979 km (0.056 R)
• M5: 5,297,859 km (0.1 R)
• M6: 8,698,967 km (0.106 R)
• M7: 9,414,942 km (0.045 R)
• M8: 10,114,462 km (0.095 R)
• M9: 11,496,148 km (0.078 R)
• M10: 17,880,685 km (0.099 R)
• M11: 36,606,749 km (0.086 R)
• M12: 37,262,885 km (0.078 R)
• M13: 38,194,580 km (0.071 R)
• M14: 44,706,576 km (0.065 R)
• M15: 47,134,400 km (0.046 R)
• M16: 61,151,421 km (0.08 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 13,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit