🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

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: 696.6

Radius: 14.8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.76 AU - 0.78 AU

Year: 430 Days

Day: 6.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,802,713 km

• M1: 184,005 km (0.066 R)
• M2: 695,630 km (0.118 R)
• M3: 1,179,280 km (0.058 R)
• M4: 1,823,448 km (0.085 R)
• M5: 3,161,302 km (0.088 R)
• M6: 3,640,315 km (0.089 R)
• M7: 4,332,354 km (0.096 R)
• M8: 4,806,729 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.7

Radius: 8.9

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.82 AU - 1.06 AU

Year: 579 Days

Day: 7.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,802,713 km

• M1: 111,151 km (0.111 R)
• M2: 403,316 km (0.107 R)
• M3: 805,884 km (0.107 R)
• M4: 1,089,671 km (0.114 R)
• M5: 1,392,906 km (0.119 R)
• M6: 1,777,671 km (0.098 R)
• M7: 2,165,728 km (0.109 R)
• M8: 2,865,398 km (0.116 R)
• M9: 3,519,589 km (0.117 R)
• M10: 4,179,914 km (0.101 R)
• M11: 4,756,016 km (0.098 R)
• M12: 5,401,830 km (0.117 R)
• M13: 6,240,774 km (0.115 R)
• M14: 6,538,923 km (0.077 R)
• M15: 7,424,842 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599

Radius: 9.6

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.26 AU - 2.08 AU

Year: 1372 Days

Day: 12.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,802,713 km

• M1: 119,379 km (0.087 R)
• M2: 489,634 km (0.116 R)
• M3: 841,189 km (0.028 R)
• M4: 1,190,649 km (0.107 R)
• M5: 2,274,187 km (0.087 R)
• M6: 2,701,588 km (0.104 R)
• M7: 3,559,382 km (0.099 R)
• M8: 4,103,320 km (0.106 R)
• M9: 4,933,439 km (0.054 R)
• M10: 5,233,831 km (0.088 R)
• M11: 6,072,776 km (0.089 R)
• M12: 6,899,603 km (0.042 R)
• M13: 7,826,362 km (0.084 R)
• M14: 8,236,260 km (0.105 R)
• M15: 8,689,243 km (0.041 R)
• M16: 9,614,057 km (0.119 R)
• M17: 10,148,420 km (0.092 R)
• M18: 11,037,780 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.8

Radius: 12.1

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.79 AU - 5.27 AU

Year: 7173 Days

Day: 10.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,802,713 km

• M1: 154,834 km (0.037 R)
• M2: 587,022 km (0.103 R)
• M3: 1,112,709 km (0.074 R)
• M4: 1,538,315 km (0.117 R)
• M5: 2,413,462 km (0.086 R)
• M6: 2,932,268 km (0.103 R)
• M7: 3,455,412 km (0.096 R)
• M8: 5,440,575 km (0.107 R)
• M9: 6,097,011 km (0.107 R)
• M10: 6,732,353 km (0.041 R)
• M11: 7,295,140 km (0.104 R)
• M12: 8,011,714 km (0.089 R)
• M13: 8,515,111 km (0.053 R)
• M14: 10,544,406 km (0.036 R)
• M15: 12,155,425 km (0.114 R)
• M16: 13,394,395 km (0.113 R)
• M17: 14,044,697 km (0.119 R)
• M18: 14,592,225 km (0.091 R)
• M19: 15,280,824 km (0.04 R)
• M20: 16,790,715 km (0.106 R)
• M21: 17,338,393 km (0.096 R)
• M22: 18,182,424 km (0.076 R)
• M23: 21,115,440 km (0.028 R)
• M24: 21,513,071 km (0.102 R)
• M25: 22,902,237 km (0.12 R)
• M26: 23,322,009 km (0.098 R)
• M27: 27,522,867 km (0.07 R)
• M28: 32,308,054 km (0.076 R)
• M29: 35,789,645 km (0.095 R)
• M30: 37,504,485 km (0.045 R)
• M31: 38,323,384 km (0.106 R)

Asteroid Belt

Center: 6.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.1

Radius: 4.4

Gravity: 29.29 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.4 AU - 10.46 AU

Year: 15562 Days

Day: 18.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,802,713 km

• M1: 54,753 km (0.098 R)
• M2: 216,917 km (0.062 R)
• M3: 449,542 km (0.072 R)
• M4: 630,106 km (0.098 R)
• M5: 789,428 km (0.101 R)
• M6: 1,497,175 km (0.042 R)
• M7: 1,751,342 km (0.107 R)
• M8: 2,166,177 km (0.113 R)
• M9: 2,345,395 km (0.033 R)
• M10: 3,239,243 km (0.04 R)
• M11: 3,804,723 km (0.08 R)
• M12: 5,557,561 km (0.102 R)
• M13: 6,087,287 km (0.082 R)
• M14: 9,938,235 km (0.116 R)
• M15: 10,434,152 km (0.067 R)
• M16: 12,583,574 km (0.065 R)
• M17: 12,968,340 km (0.059 R)
• M18: 13,163,715 km (0.054 R)
• M19: 14,868,682 km (0.098 R)
• M20: 15,810,849 km (0.093 R)
• M21: 17,258,508 km (0.11 R)
• M22: 17,415,885 km (0.051 R)
• M23: 20,502,388 km (0.109 R)
• M24: 23,162,388 km (0.119 R)
• M25: 23,353,873 km (0.062 R)
• M26: 26,984,165 km (0.113 R)
• M27: 27,623,546 km (0.102 R)
• M28: 28,821,975 km (0.084 R)
• M29: 29,154,830 km (0.077 R)
• M30: 36,360,361 km (0.083 R)
• M31: 45,112,285 km (0.09 R)
• M32: 45,711,125 km (0.115 R)
• M33: 46,619,184 km (0.112 R)
• M34: 59,361,632 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.8

Radius: 8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.54 AU - 8.86 AU

Year: 16316 Days

Day: 21.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,802,713 km

• M1: 99,483 km (0.093 R)
• M2: 482,902 km (0.102 R)
• M3: 787,184 km (0.046 R)
• M4: 1,185,713 km (0.057 R)
• M5: 1,597,406 km (0.102 R)
• M6: 2,280,021 km (0.094 R)
• M7: 3,053,143 km (0.113 R)
• M8: 3,804,573 km (0.054 R)
• M9: 4,856,246 km (0.073 R)
• M10: 6,382,294 km (0.067 R)
• M11: 7,772,507 km (0.088 R)
• M12: 8,974,975 km (0.115 R)
• M13: 9,547,336 km (0.092 R)
• M14: 10,607,387 km (0.105 R)
• M15: 11,912,778 km (0.098 R)
• M16: 14,320,855 km (0.066 R)
• M17: 16,892,592 km (0.116 R)
• M18: 18,362,839 km (0.098 R)
• M19: 18,896,904 km (0.103 R)
• M20: 19,206,721 km (0.114 R)
• M21: 19,519,979 km (0.113 R)
• M22: 21,054,704 km (0.075 R)
• M23: 22,235,779 km (0.085 R)
• M24: 23,282,814 km (0.054 R)
• M25: 25,474,722 km (0.059 R)
• M26: 26,620,791 km (0.087 R)
• M27: 27,108,331 km (0.11 R)
• M28: 31,986,119 km (0.087 R)
• M29: 33,771,570 km (0.063 R)
• M30: 36,453,261 km (0.112 R)
• M31: 39,022,904 km (0.111 R)
• M32: 42,766,291 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.1

Radius: 3.7

Gravity: 72.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.78 AU - 11.64 AU

Year: 19238 Days

Day: 19.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,802,713 km

• M1: 46,076 km (0.091 R)
• M2: 183,557 km (0.074 R)
• M3: 479,611 km (0.076 R)
• M4: 716,125 km (0.108 R)
• M5: 962,363 km (0.114 R)
• M6: 1,339,051 km (0.056 R)
• M7: 1,640,191 km (0.111 R)
• M8: 1,924,277 km (0.112 R)
• M9: 2,445,925 km (0.027 R)
• M10: 2,739,436 km (0.099 R)
• M11: 3,425,941 km (0.083 R)
• M12: 5,487,250 km (0.054 R)
• M13: 8,359,080 km (0.112 R)
• M14: 8,965,849 km (0.107 R)
• M15: 13,754,178 km (0.103 R)
• M16: 16,728,333 km (0.096 R)
• M17: 19,719,243 km (0.03 R)
• M18: 25,124,364 km (0.118 R)
• M19: 26,849,227 km (0.088 R)
• M20: 31,177,991 km (0.1 R)
• M21: 32,628,792 km (0.081 R)
• M22: 34,678,881 km (0.088 R)
• M23: 35,380,944 km (0.031 R)
• M24: 37,543,680 km (0.038 R)
• M25: 37,690,884 km (0.061 R)
• M26: 38,732,385 km (0.109 R)
• M27: 40,407,582 km (0.069 R)
• M28: 41,655,826 km (0.041 R)
• M29: 42,608,615 km (0.112 R)
• M30: 43,901,590 km (0.096 R)
• M31: 44,722,882 km (0.105 R)
• M32: 45,220,444 km (0.081 R)
• M33: 48,110,376 km (0.116 R)
• M34: 51,483,060 km (0.073 R)
• M35: 54,254,510 km (0.075 R)
• M36: 55,964,264 km (0.099 R)
• M37: 76,725,158 km (0.118 R)
• M38: 78,877,123 km (0.065 R)
• M39: 79,603,271 km (0.116 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 11,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit