🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

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: 481.7

Radius: 8.3

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.42 AU - 0.66 AU

Year: 265 Days

Day: 8.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,211,666 km

• M1: 103,223 km (0.111 R)
• M2: 366,365 km (0.097 R)
• M3: 639,082 km (0.111 R)
• M4: 1,019,509 km (0.062 R)
• M5: 1,371,513 km (0.086 R)
• M6: 1,637,947 km (0.101 R)
• M7: 2,527,755 km (0.111 R)
• M8: 2,805,259 km (0.117 R)
• M9: 3,103,109 km (0.089 R)
• M10: 3,515,849 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116

Radius: 9.7

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.53 AU - 0.79 AU

Year: 358 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,211,666 km

• M1: 120,576 km (0.098 R)
• M2: 633,996 km (0.056 R)
• M3: 995,424 km (0.064 R)
• M4: 1,384,528 km (0.067 R)
• M5: 1,880,744 km (0.041 R)
• M6: 2,185,026 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.6

Radius: 9.9

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.68 AU - 0.76 AU

Year: 407 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,211,666 km

• M1: 123,269 km (0.113 R)
• M2: 1,116,000 km (0.119 R)
• M3: 1,498,671 km (0.097 R)
• M4: 1,961,078 km (0.116 R)
• M5: 2,443,083 km (0.115 R)
• M6: 3,087,999 km (0.083 R)
• M7: 3,410,532 km (0.103 R)
• M8: 4,163,758 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.7

Radius: 8.5

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.48 AU - 1.94 AU

Year: 1491 Days

Day: 11.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,211,666 km

• M1: 110,104 km (0.077 R)
• M2: 378,333 km (0.093 R)
• M3: 763,398 km (0.066 R)
• M4: 1,169,257 km (0.095 R)
• M5: 1,697,188 km (0.116 R)
• M6: 2,062,506 km (0.095 R)
• M7: 2,835,179 km (0.112 R)
• M8: 3,100,117 km (0.101 R)
• M9: 3,679,958 km (0.027 R)
• M10: 3,963,745 km (0.116 R)
• M11: 4,245,139 km (0.118 R)
• M12: 4,998,214 km (0.077 R)
• M13: 5,347,077 km (0.109 R)
• M14: 6,007,551 km (0.087 R)
• M15: 6,357,610 km (0.105 R)
• M16: 6,652,019 km (0.101 R)
• M17: 7,003,125 km (0.086 R)
• M18: 7,896,374 km (0.113 R)
• M19: 8,532,763 km (0.12 R)
• M20: 8,807,724 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.2

Radius: 8.3

Gravity: 14.07 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.93 AU - 2.81 AU

Year: 2433 Days

Day: 13.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,211,666 km

• M1: 103,372 km (0.063 R)
• M2: 461,659 km (0.086 R)
• M3: 1,109,717 km (0.077 R)
• M4: 1,627,326 km (0.062 R)
• M5: 1,992,195 km (0.105 R)
• M6: 2,368,134 km (0.114 R)
• M7: 3,020,680 km (0.064 R)
• M8: 3,670,833 km (0.08 R)
• M9: 4,091,352 km (0.118 R)
• M10: 5,755,329 km (0.08 R)
• M11: 6,102,995 km (0.059 R)
• M12: 6,840,363 km (0.027 R)
• M13: 7,415,716 km (0.075 R)
• M14: 8,254,960 km (0.089 R)
• M15: 8,802,040 km (0.092 R)
• M16: 9,409,556 km (0.093 R)
• M17: 10,353,369 km (0.115 R)
• M18: 10,628,630 km (0.104 R)
• M19: 11,111,831 km (0.104 R)
• M20: 11,736,402 km (0.094 R)
• M21: 12,078,981 km (0.063 R)
• M22: 13,101,183 km (0.11 R)
• M23: 15,266,014 km (0.11 R)
• M24: 16,566,468 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.1

Radius: 12.6

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.8 AU - 4.06 AU

Year: 4236 Days

Day: 7.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,211,666 km

• M1: 156,629 km (0.078 R)
• M2: 879,635 km (0.119 R)
• M3: 1,443,619 km (0.099 R)
• M4: 3,095,928 km (0.051 R)
• M5: 3,868,751 km (0.103 R)
• M6: 5,094,855 km (0.119 R)
• M7: 7,566,511 km (0.094 R)
• M8: 8,519,599 km (0.044 R)
• M9: 10,578,813 km (0.081 R)
• M10: 14,365,884 km (0.096 R)
• M11: 15,437,752 km (0.106 R)
• M12: 17,441,017 km (0.045 R)
• M13: 20,462,595 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 12.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.04 AU - 4.8 AU

Year: 6197 Days

Day: 5.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,211,666 km

• M1: 160,668 km (0.09 R)
• M2: 617,540 km (0.111 R)
• M3: 1,167,611 km (0.095 R)
• M4: 1,806,394 km (0.066 R)
• M5: 2,764,569 km (0.027 R)
• M6: 4,086,864 km (0.081 R)
• M7: 4,529,524 km (0.11 R)
• M8: 5,512,233 km (0.045 R)
• M9: 6,087,437 km (0.089 R)
• M10: 6,492,996 km (0.112 R)
• M11: 6,916,508 km (0.05 R)
• M12: 11,970,522 km (0.093 R)
• M13: 12,501,595 km (0.078 R)
• M14: 13,159,676 km (0.066 R)
• M15: 15,335,128 km (0.066 R)
• M16: 16,153,578 km (0.041 R)
• M17: 16,868,656 km (0.076 R)
• M18: 18,292,229 km (0.073 R)
• M19: 18,784,107 km (0.12 R)
• M20: 20,840,779 km (0.102 R)
• M21: 25,746,242 km (0.057 R)
• M22: 26,992,692 km (0.105 R)
• M23: 29,127,154 km (0.079 R)
• M24: 30,284,443 km (0.118 R)
• M25: 32,485,327 km (0.094 R)
• M26: 34,470,341 km (0.086 R)
• M27: 35,655,755 km (0.099 R)
• M28: 36,534,942 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.8

Radius: 12.9

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.67 AU - 5.53 AU

Year: 6579 Days

Day: 13.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,211,666 km

• M1: 160,519 km (0.101 R)
• M2: 567,425 km (0.119 R)
• M3: 981,362 km (0.089 R)
• M4: 1,497,774 km (0.118 R)
• M5: 1,980,077 km (0.07 R)
• M6: 4,017,451 km (0.116 R)
• M7: 4,606,717 km (0.107 R)
• M8: 5,311,921 km (0.117 R)
• M9: 5,800,358 km (0.063 R)
• M10: 6,832,434 km (0.108 R)
• M11: 9,390,109 km (0.025 R)
• M12: 9,833,816 km (0.067 R)
• M13: 13,178,076 km (0.1 R)
• M14: 14,896,358 km (0.09 R)
• M15: 15,317,924 km (0.109 R)
• M16: 15,996,500 km (0.118 R)
• M17: 19,194,903 km (0.106 R)
• M18: 20,202,893 km (0.083 R)
• M19: 21,245,740 km (0.097 R)
• M20: 22,797,519 km (0.108 R)
• M21: 27,273,487 km (0.044 R)
• M22: 29,859,885 km (0.105 R)
• M23: 30,724,859 km (0.074 R)
• M24: 31,212,698 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.9

Radius: 6

Gravity: 14.94 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.2 AU - 10.2 AU

Year: 17112 Days

Day: 17 Hours

Environment

Temp: -236 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,211,666 km

• M1: 85,121 km (0.083 R)
• M2: 915,838 km (0.099 R)
• M3: 1,110,166 km (0.033 R)
• M4: 1,374,505 km (0.092 R)
• M5: 1,680,433 km (0.083 R)
• M6: 1,939,088 km (0.108 R)
• M7: 3,327,655 km (0.046 R)
• M8: 3,624,906 km (0.107 R)
• M9: 4,303,632 km (0.052 R)
• M10: 5,204,809 km (0.111 R)
• M11: 5,794,674 km (0.097 R)
• M12: 6,428,221 km (0.106 R)
• M13: 7,063,114 km (0.096 R)
• M14: 8,706,147 km (0.115 R)
• M15: 9,589,373 km (0.103 R)
• M16: 10,417,098 km (0.083 R)
• M17: 11,411,625 km (0.078 R)
• M18: 11,654,572 km (0.114 R)
• M19: 13,251,978 km (0.043 R)
• M20: 14,277,471 km (0.08 R)
• M21: 18,324,842 km (0.078 R)
• M22: 18,574,520 km (0.037 R)
• M23: 19,337,021 km (0.085 R)
• M24: 20,564,172 km (0.093 R)
• M25: 21,105,716 km (0.098 R)
• M26: 22,123,281 km (0.096 R)
• M27: 24,961,751 km (0.038 R)
• M28: 30,760,015 km (0.106 R)
• M29: 37,128,995 km (0.09 R)
• M30: 40,128,432 km (0.101 R)
• M31: 42,699,421 km (0.084 R)
• M32: 44,924,241 km (0.119 R)
• M33: 45,226,578 km (0.071 R)
• M34: 46,295,455 km (0.113 R)
• M35: 53,233,953 km (0.105 R)
• M36: 61,019,176 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.3

Radius: 4.5

Gravity: 17.74 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.69 AU - 10.31 AU

Year: 18005 Days

Day: 21.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,211,666 km

• M1: 58,343 km (0.09 R)
• M2: 846,126 km (0.072 R)
• M3: 1,048,980 km (0.079 R)
• M4: 1,218,923 km (0.073 R)
• M5: 1,407,118 km (0.097 R)
• M6: 1,842,447 km (0.087 R)
• M7: 2,072,828 km (0.08 R)
• M8: 2,927,630 km (0.115 R)
• M9: 4,381,871 km (0.091 R)
• M10: 5,264,349 km (0.051 R)
• M11: 5,728,850 km (0.03 R)
• M12: 5,914,651 km (0.061 R)
• M13: 6,104,341 km (0.077 R)
• M14: 11,974,562 km (0.055 R)
• M15: 12,712,827 km (0.118 R)
• M16: 13,286,086 km (0.053 R)
• M17: 14,211,947 km (0.075 R)
• M18: 16,562,878 km (0.098 R)
• M19: 21,567,525 km (0.097 R)
• M20: 25,444,204 km (0.084 R)
• M21: 30,769,589 km (0.075 R)
• M22: 35,405,029 km (0.045 R)
• M23: 37,693,128 km (0.098 R)
• M24: 44,562,363 km (0.096 R)
• M25: 46,475,870 km (0.094 R)
• M26: 46,625,318 km (0.106 R)
• M27: 46,925,112 km (0.105 R)
• M28: 47,075,458 km (0.094 R)
• M29: 53,357,970 km (0.045 R)
• M30: 53,850,446 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 12,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit