🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.76 AU - 1.22 AU

Year: 433 Days

Day: 12.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,909,011 km

• M1: 41,289 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.97 AU - 1.27 AU

Year: 521 Days

Day: 30.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,909,011 km

• M1: 65,225 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 14.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.72 AU - 4.1 AU

Year: 3400 Days

Day: 14.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,909,011 km

• M1: 175,329 km (0.113 R)
• M2: 1,478,027 km (0.106 R)
• M3: 1,920,986 km (0.114 R)
• M4: 6,011,291 km (0.05 R)
• M5: 10,145,129 km (0.039 R)
• M6: 11,332,487 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.8

Radius: 14.3

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.75 AU - 4.23 AU

Year: 3504 Days

Day: 12.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,909,011 km

• M1: 179,218 km (0.117 R)
• M2: 683,662 km (0.072 R)
• M3: 1,234,930 km (0.111 R)
• M4: 1,765,704 km (0.058 R)
• M5: 2,277,328 km (0.114 R)
• M6: 2,822,463 km (0.08 R)
• M7: 3,907,347 km (0.102 R)
• M8: 4,466,992 km (0.065 R)
• M9: 6,681,789 km (0.112 R)
• M10: 7,979,102 km (0.027 R)
• M11: 8,599,185 km (0.111 R)
• M12: 9,627,820 km (0.118 R)
• M13: 10,251,493 km (0.113 R)
• M14: 11,536,988 km (0.076 R)
• M15: 12,286,174 km (0.088 R)
• M16: 13,020,699 km (0.105 R)
• M17: 13,542,646 km (0.071 R)
• M18: 14,577,864 km (0.118 R)
• M19: 15,559,375 km (0.079 R)
• M20: 16,973,374 km (0.075 R)
• M21: 19,868,692 km (0.074 R)
• M22: 20,561,330 km (0.058 R)
• M23: 22,532,581 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.2

Radius: 8.3

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.1 AU - 5.02 AU

Year: 3597 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,909,011 km

• M1: 105,167 km (0.1 R)
• M2: 417,079 km (0.079 R)
• M3: 1,184,965 km (0.036 R)
• M4: 1,812,677 km (0.1 R)
• M5: 2,598,066 km (0.118 R)
• M6: 3,380,014 km (0.11 R)
• M7: 8,259,149 km (0.067 R)
• M8: 9,464,309 km (0.118 R)
• M9: 9,812,274 km (0.046 R)
• M10: 10,168,915 km (0.108 R)
• M11: 12,493,517 km (0.051 R)
• M12: 13,007,086 km (0.091 R)
• M13: 14,735,390 km (0.083 R)
• M14: 14,994,195 km (0.096 R)
• M15: 19,005,213 km (0.061 R)

Asteroid Belt

Center: 4.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.8

Radius: 9.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.14 AU - 5.68 AU

Year: 5533 Days

Day: 14 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,909,011 km

• M1: 113,246 km (0.111 R)
• M2: 511,774 km (0.059 R)
• M3: 921,074 km (0.104 R)
• M4: 1,376,450 km (0.11 R)
• M5: 1,894,956 km (0.093 R)
• M6: 4,233,919 km (0.078 R)
• M7: 4,697,672 km (0.068 R)
• M8: 5,114,153 km (0.089 R)
• M9: 5,470,645 km (0.052 R)
• M10: 5,785,099 km (0.066 R)
• M11: 6,294,929 km (0.087 R)
• M12: 6,640,649 km (0.073 R)
• M13: 7,166,187 km (0.062 R)
• M14: 7,578,179 km (0.108 R)
• M15: 9,186,207 km (0.098 R)
• M16: 9,880,790 km (0.106 R)
• M17: 10,653,762 km (0.095 R)
• M18: 11,374,225 km (0.12 R)
• M19: 12,320,133 km (0.098 R)
• M20: 12,912,241 km (0.115 R)
• M21: 13,835,858 km (0.111 R)
• M22: 14,206,711 km (0.069 R)
• M23: 14,584,296 km (0.042 R)
• M24: 17,478,417 km (0.092 R)
• M25: 18,162,977 km (0.041 R)
• M26: 18,865,339 km (0.089 R)
• M27: 20,053,445 km (0.111 R)
• M28: 22,071,520 km (0.084 R)
• M29: 23,315,576 km (0.099 R)
• M30: 24,760,542 km (0.091 R)
• M31: 28,504,677 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.9

Radius: 10.7

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.27 AU - 6.83 AU

Year: 5749 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,909,011 km

• M1: 133,292 km (0.118 R)
• M2: 482,752 km (0.098 R)
• M3: 1,069,326 km (0.102 R)
• M4: 1,596,060 km (0.095 R)
• M5: 1,957,937 km (0.113 R)
• M6: 2,375,165 km (0.096 R)
• M7: 2,717,296 km (0.119 R)
• M8: 3,347,252 km (0.101 R)
• M9: 3,851,397 km (0.112 R)
• M10: 4,223,896 km (0.096 R)
• M11: 4,955,280 km (0.105 R)
• M12: 5,674,546 km (0.114 R)
• M13: 6,990,110 km (0.108 R)
• M14: 10,121,044 km (0.047 R)
• M15: 10,980,783 km (0.116 R)
• M16: 15,961,943 km (0.098 R)
• M17: 17,728,993 km (0.091 R)
• M18: 18,345,935 km (0.096 R)
• M19: 18,906,179 km (0.066 R)
• M20: 21,033,760 km (0.081 R)
• M21: 21,570,218 km (0.106 R)
• M22: 22,670,809 km (0.115 R)
• M23: 24,223,635 km (0.081 R)
• M24: 26,021,203 km (0.062 R)
• M25: 26,728,801 km (0.104 R)
• M26: 27,997,840 km (0.069 R)
• M27: 28,460,696 km (0.112 R)
• M28: 29,401,816 km (0.064 R)
• M29: 31,345,990 km (0.072 R)
• M30: 32,147,086 km (0.058 R)
• M31: 35,273,383 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.2

Radius: 13.6

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.63 AU - 6.77 AU

Year: 5984 Days

Day: 8.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,909,011 km

• M1: 169,794 km (0.11 R)
• M2: 593,455 km (0.085 R)
• M3: 1,099,395 km (0.103 R)
• M4: 1,550,582 km (0.091 R)
• M5: 2,208,065 km (0.114 R)
• M6: 2,752,002 km (0.099 R)
• M7: 3,384,951 km (0.106 R)
• M8: 3,964,792 km (0.051 R)
• M9: 6,347,737 km (0.076 R)
• M10: 6,977,993 km (0.12 R)
• M11: 8,528,874 km (0.085 R)
• M12: 10,973,153 km (0.06 R)
• M13: 12,896,982 km (0.07 R)
• M14: 16,415,973 km (0.053 R)
• M15: 19,353,028 km (0.083 R)
• M16: 20,605,312 km (0.119 R)
• M17: 28,243,629 km (0.118 R)
• M18: 30,927,864 km (0.09 R)
• M19: 32,433,716 km (0.084 R)
• M20: 33,256,654 km (0.057 R)
• M21: 36,356,621 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.3

Radius: 7

Gravity: 13.94 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.82 AU - 11.54 AU

Year: 13243 Days

Day: 18.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,909,011 km

• M1: 89,310 km (0.096 R)
• M2: 527,931 km (0.051 R)
• M3: 825,930 km (0.051 R)
• M4: 1,172,399 km (0.097 R)
• M5: 1,436,140 km (0.074 R)
• M6: 1,691,354 km (0.117 R)
• M7: 2,103,496 km (0.043 R)
• M8: 2,984,478 km (0.102 R)
• M9: 3,429,531 km (0.088 R)
• M10: 3,946,392 km (0.116 R)
• M11: 4,420,916 km (0.088 R)
• M12: 5,810,830 km (0.104 R)
• M13: 6,151,165 km (0.063 R)
• M14: 6,747,762 km (0.043 R)
• M15: 9,269,084 km (0.038 R)
• M16: 9,839,501 km (0.076 R)
• M17: 10,268,847 km (0.092 R)
• M18: 12,605,865 km (0.089 R)
• M19: 13,048,375 km (0.097 R)
• M20: 14,438,289 km (0.027 R)
• M21: 15,418,005 km (0.089 R)
• M22: 16,666,549 km (0.089 R)
• M23: 17,199,566 km (0.104 R)
• M24: 18,867,433 km (0.043 R)
• M25: 20,466,634 km (0.056 R)
• M26: 30,058,401 km (0.113 R)
• M27: 34,389,559 km (0.114 R)
• M28: 34,634,899 km (0.117 R)
• M29: 46,622,775 km (0.106 R)
• M30: 46,923,317 km (0.067 R)
• M31: 50,790,123 km (0.103 R)
• M32: 54,032,507 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.5

Radius: 3.8

Gravity: 21.85 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 10.15 AU - 13.23 AU

Year: 17575 Days

Day: 17 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,909,011 km

• M1: 179,817 km (0.077 R)
• M2: 524,939 km (0.1 R)
• M3: 644,617 km (0.103 R)
• M4: 898,934 km (0.109 R)
• M5: 2,127,132 km (0.092 R)
• M6: 2,753,498 km (0.057 R)
• M7: 3,049,702 km (0.054 R)
• M8: 5,358,596 km (0.036 R)
• M9: 6,901,847 km (0.082 R)
• M10: 9,057,403 km (0.026 R)
• M11: 10,885,788 km (0.097 R)
• M12: 13,071,264 km (0.113 R)
• M13: 14,433,203 km (0.11 R)
• M14: 17,359,487 km (0.075 R)
• M15: 21,000,399 km (0.094 R)
• M16: 25,411,293 km (0.049 R)
• M17: 28,565,713 km (0.092 R)
• M18: 29,962,808 km (0.116 R)
• M19: 30,733,536 km (0.077 R)
• M20: 32,429,527 km (0.117 R)
• M21: 41,715,815 km (0.04 R)
• M22: 44,641,351 km (0.09 R)
• M23: 45,790,861 km (0.102 R)
• M24: 51,835,662 km (0.092 R)
• M25: 53,747,523 km (0.107 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 19,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit