🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.7

Radius: 11

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.52 AU - 0.72 AU

Year: 337 Days

Day: 13.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,588,880 km

• M1: 136,882 km (0.115 R)
• M2: 519,553 km (0.082 R)
• M3: 875,896 km (0.098 R)
• M4: 1,314,666 km (0.113 R)
• M5: 1,749,697 km (0.097 R)
• M6: 2,280,470 km (0.034 R)
• M7: 2,755,892 km (0.104 R)
• M8: 3,102,660 km (0.08 R)
• M9: 3,551,304 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.7

Radius: 12.7

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.53 AU - 0.75 AU

Year: 353 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,588,880 km

• M1: 158,424 km (0.027 R)
• M2: 717,023 km (0.064 R)
• M3: 1,214,436 km (0.04 R)
• M4: 1,935,647 km (0.116 R)
• M5: 2,355,119 km (0.075 R)
• M6: 2,766,214 km (0.117 R)
• M7: 3,462,443 km (0.037 R)
• M8: 4,206,243 km (0.106 R)
• M9: 4,659,226 km (0.09 R)
• M10: 5,175,338 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.2

Radius: 13.3

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.56 AU - 0.9 AU

Year: 431 Days

Day: 9.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,588,880 km

• M1: 165,605 km (0.074 R)
• M2: 711,188 km (0.12 R)
• M3: 1,194,389 km (0.118 R)
• M4: 1,636,302 km (0.119 R)
• M5: 2,230,654 km (0.087 R)
• M6: 2,711,013 km (0.089 R)
• M7: 3,249,715 km (0.081 R)
• M8: 4,277,302 km (0.104 R)
• M9: 4,795,809 km (0.091 R)

Asteroid Belt

Center: 1.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.3

Radius: 11.4

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.37 AU - 1.47 AU

Year: 1168 Days

Day: 14.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,588,880 km

• M1: 141,819 km (0.114 R)
• M2: 679,174 km (0.112 R)
• M3: 1,095,056 km (0.113 R)
• M4: 1,929,513 km (0.117 R)
• M5: 2,414,659 km (0.039 R)
• M6: 3,566,563 km (0.09 R)
• M7: 4,154,183 km (0.113 R)
• M8: 4,821,689 km (0.107 R)
• M9: 5,416,640 km (0.055 R)
• M10: 5,833,719 km (0.11 R)
• M11: 6,430,165 km (0.074 R)
• M12: 6,794,735 km (0.113 R)
• M13: 7,237,695 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.6

Radius: 14.3

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.93 AU - 2.29 AU

Year: 2116 Days

Day: 9 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,588,880 km

• M1: 190,438 km (0.094 R)
• M2: 1,147,565 km (0.088 R)
• M3: 1,623,885 km (0.052 R)
• M4: 2,320,562 km (0.106 R)
• M5: 3,450,624 km (0.068 R)
• M6: 3,948,486 km (0.115 R)
• M7: 5,951,751 km (0.082 R)
• M8: 6,908,130 km (0.106 R)
• M9: 8,259,897 km (0.067 R)
• M10: 10,397,950 km (0.115 R)
• M11: 11,671,027 km (0.085 R)
• M12: 13,666,813 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.4

Radius: 13.6

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.88 AU - 2.34 AU

Year: 2116 Days

Day: 8 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,588,880 km

• M1: 338,241 km (0.096 R)
• M2: 852,259 km (0.043 R)
• M3: 1,371,513 km (0.077 R)
• M4: 1,933,852 km (0.04 R)
• M5: 4,651,447 km (0.097 R)
• M6: 5,587,480 km (0.057 R)
• M7: 7,601,666 km (0.034 R)
• M8: 8,158,170 km (0.034 R)
• M9: 9,027,783 km (0.115 R)
• M10: 10,553,980 km (0.05 R)
• M11: 12,930,342 km (0.1 R)
• M12: 13,470,690 km (0.079 R)
• M13: 15,737,546 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.8

Radius: 9.8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.23 AU - 4.43 AU

Year: 6219 Days

Day: 14.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,588,880 km

• M1: 121,922 km (0.074 R)
• M2: 499,956 km (0.104 R)
• M3: 974,481 km (0.091 R)
• M4: 1,364,482 km (0.105 R)
• M5: 1,970,503 km (0.107 R)
• M6: 2,501,875 km (0.094 R)
• M7: 3,805,919 km (0.036 R)
• M8: 4,684,807 km (0.12 R)
• M9: 5,200,321 km (0.101 R)
• M10: 5,515,823 km (0.094 R)
• M11: 6,942,688 km (0.062 R)
• M12: 7,255,347 km (0.085 R)
• M13: 8,921,718 km (0.068 R)
• M14: 9,250,085 km (0.081 R)
• M15: 9,801,054 km (0.034 R)
• M16: 10,875,616 km (0.098 R)
• M17: 12,683,506 km (0.08 R)
• M18: 13,099,238 km (0.099 R)
• M19: 13,577,802 km (0.031 R)
• M20: 13,958,229 km (0.117 R)
• M21: 14,797,025 km (0.045 R)
• M22: 15,550,998 km (0.033 R)
• M23: 17,452,088 km (0.081 R)
• M24: 17,837,153 km (0.119 R)
• M25: 20,480,248 km (0.1 R)
• M26: 22,456,136 km (0.099 R)
• M27: 23,999,388 km (0.049 R)
• M28: 25,283,985 km (0.08 R)
• M29: 25,777,359 km (0.083 R)
• M30: 29,867,065 km (0.027 R)
• M31: 30,789,785 km (0.04 R)
• M32: 31,826,648 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.8

Radius: 9.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.04 AU - 4.9 AU

Year: 6523 Days

Day: 14.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,588,880 km

• M1: 120,576 km (0.119 R)
• M2: 887,265 km (0.108 R)
• M3: 1,191,547 km (0.078 R)
• M4: 1,924,128 km (0.08 R)
• M5: 2,596,421 km (0.1 R)
• M6: 3,563,272 km (0.115 R)
• M7: 4,187,843 km (0.118 R)
• M8: 6,994,000 km (0.039 R)
• M9: 8,843,179 km (0.038 R)
• M10: 9,200,419 km (0.075 R)
• M11: 10,114,761 km (0.116 R)
• M12: 11,042,866 km (0.1 R)
• M13: 11,364,501 km (0.113 R)
• M14: 11,882,559 km (0.062 R)
• M15: 14,060,704 km (0.108 R)
• M16: 14,768,451 km (0.065 R)
• M17: 15,159,351 km (0.113 R)
• M18: 15,499,835 km (0.087 R)
• M19: 17,341,086 km (0.051 R)
• M20: 20,266,921 km (0.088 R)
• M21: 21,240,354 km (0.046 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.8

Radius: 8.8

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.95 AU - 5.43 AU

Year: 8161 Days

Day: 10.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,588,880 km

• M1: 110,254 km (0.097 R)
• M2: 450,738 km (0.045 R)
• M3: 747,541 km (0.077 R)
• M4: 1,382,284 km (0.09 R)
• M5: 1,845,739 km (0.058 R)
• M6: 2,340,010 km (0.075 R)
• M7: 2,940,346 km (0.076 R)
• M8: 3,663,203 km (0.083 R)
• M9: 4,286,129 km (0.086 R)
• M10: 4,862,529 km (0.068 R)
• M11: 5,335,408 km (0.109 R)
• M12: 6,940,593 km (0.1 R)
• M13: 8,380,473 km (0.095 R)
• M14: 9,640,984 km (0.078 R)
• M15: 11,375,871 km (0.035 R)
• M16: 12,424,851 km (0.1 R)
• M17: 16,344,914 km (0.1 R)
• M18: 16,671,785 km (0.057 R)
• M19: 17,069,865 km (0.032 R)
• M20: 18,092,666 km (0.087 R)
• M21: 18,725,614 km (0.102 R)
• M22: 22,675,596 km (0.076 R)
• M23: 24,332,243 km (0.105 R)
• M24: 26,246,049 km (0.04 R)
• M25: 30,076,652 km (0.046 R)
• M26: 30,666,816 km (0.076 R)
• M27: 32,278,284 km (0.088 R)
• M28: 36,219,739 km (0.09 R)
• M29: 36,552,594 km (0.081 R)
• M30: 36,999,742 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.7

Radius: 7.2

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.27 AU - 9.89 AU

Year: 20467 Days

Day: 18.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 78,588,880 km

• M1: 89,609 km (0.12 R)
• M2: 503,098 km (0.111 R)
• M3: 736,620 km (0.054 R)
• M4: 1,501,364 km (0.047 R)
• M5: 4,098,084 km (0.096 R)
• M6: 4,639,479 km (0.084 R)
• M7: 4,964,256 km (0.079 R)
• M8: 5,740,818 km (0.032 R)
• M9: 6,330,832 km (0.055 R)
• M10: 7,680,654 km (0.096 R)
• M11: 8,136,030 km (0.056 R)
• M12: 8,502,395 km (0.083 R)
• M13: 12,519,098 km (0.066 R)
• M14: 13,221,310 km (0.073 R)
• M15: 13,654,845 km (0.085 R)
• M16: 16,792,361 km (0.107 R)
• M17: 17,130,303 km (0.119 R)
• M18: 18,527,846 km (0.106 R)
• M19: 19,905,642 km (0.114 R)
• M20: 21,548,077 km (0.115 R)
• M21: 24,663,453 km (0.075 R)
• M22: 27,595,870 km (0.119 R)
• M23: 28,783,079 km (0.105 R)
• M24: 29,267,327 km (0.089 R)
• M25: 29,757,111 km (0.101 R)
• M26: 30,252,130 km (0.06 R)
• M27: 38,353,453 km (0.074 R)
• M28: 39,830,732 km (0.062 R)
• M29: 41,192,372 km (0.058 R)
• M30: 41,499,048 km (0.116 R)
• M31: 43,689,011 km (0.057 R)
• M32: 44,328,691 km (0.09 R)
• M33: 45,626,453 km (0.03 R)
• M34: 48,810,195 km (0.053 R)
• M35: 49,326,008 km (0.113 R)
• M36: 50,193,826 km (0.085 R)
• M37: 53,767,270 km (0.055 R)
• M38: 55,990,593 km (0.093 R)
• M39: 57,697,954 km (0.089 R)
• M40: 61,016,932 km (0.093 R)
• M41: 63,230,981 km (0.109 R)
• M42: 75,796,753 km (0.065 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 12,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit