🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.51 AU - 0.69 AU

Year: 305 Days

Day: 40.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 12.2

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.4 AU - 1.88 AU

Year: 1378 Days

Day: 7.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,381,362 km

• M1: 151,991 km (0.057 R)
• M2: 541,245 km (0.075 R)
• M3: 1,062,145 km (0.106 R)
• M4: 1,684,173 km (0.047 R)
• M5: 2,279,124 km (0.108 R)
• M6: 2,755,294 km (0.118 R)
• M7: 4,096,887 km (0.037 R)
• M8: 4,654,439 km (0.074 R)
• M9: 6,494,792 km (0.064 R)
• M10: 7,512,805 km (0.102 R)
• M11: 8,101,473 km (0.075 R)
• M12: 8,982,903 km (0.074 R)
• M13: 10,636,857 km (0.117 R)
• M14: 11,658,611 km (0.101 R)
• M15: 12,265,978 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.5

Radius: 10.1

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3 AU - 4.6 AU

Year: 4859 Days

Day: 6.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,381,362 km

• M1: 126,859 km (0.114 R)
• M2: 617,989 km (0.103 R)
• M3: 1,173,446 km (0.078 R)
• M4: 1,534,276 km (0.092 R)
• M5: 1,914,254 km (0.04 R)
• M6: 2,672,416 km (0.095 R)
• M7: 4,546,429 km (0.096 R)
• M8: 7,340,618 km (0.117 R)
• M9: 7,800,931 km (0.072 R)
• M10: 8,130,943 km (0.109 R)
• M11: 8,937,276 km (0.098 R)
• M12: 10,180,584 km (0.089 R)
• M13: 15,272,447 km (0.112 R)
• M14: 15,790,055 km (0.075 R)
• M15: 17,351,408 km (0.053 R)
• M16: 17,915,093 km (0.113 R)
• M17: 21,059,640 km (0.061 R)
• M18: 22,650,763 km (0.075 R)
• M19: 26,562,299 km (0.049 R)
• M20: 29,026,026 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.9

Radius: 10

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.34 AU - 4.54 AU

Year: 5130 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,381,362 km

• M1: 124,615 km (0.08 R)
• M2: 459,565 km (0.07 R)
• M3: 786,137 km (0.066 R)
• M4: 1,140,833 km (0.117 R)
• M5: 1,488,499 km (0.066 R)
• M6: 1,894,208 km (0.114 R)
• M7: 2,517,433 km (0.049 R)
• M8: 2,841,911 km (0.113 R)
• M9: 4,779,353 km (0.117 R)
• M10: 6,898,407 km (0.09 R)
• M11: 7,401,205 km (0.087 R)
• M12: 9,579,200 km (0.107 R)
• M13: 11,310,048 km (0.093 R)
• M14: 12,297,843 km (0.103 R)
• M15: 13,189,446 km (0.108 R)
• M16: 13,703,015 km (0.111 R)
• M17: 14,123,535 km (0.092 R)
• M18: 17,928,258 km (0.111 R)
• M19: 19,864,204 km (0.1 R)
• M20: 21,021,044 km (0.075 R)
• M21: 25,306,873 km (0.081 R)
• M22: 26,020,306 km (0.11 R)
• M23: 26,992,243 km (0.076 R)
• M24: 27,737,091 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.6

Radius: 14.1

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.28 AU - 5.5 AU

Year: 8209 Days

Day: 12.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 173.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,381,362 km

• M1: 175,628 km (0.102 R)
• M2: 724,353 km (0.074 R)
• M3: 1,476,681 km (0.058 R)
• M4: 2,483,624 km (0.03 R)
• M5: 3,206,930 km (0.097 R)
• M6: 3,883,710 km (0.048 R)
• M7: 5,139,285 km (0.104 R)
• M8: 6,105,089 km (0.032 R)
• M9: 7,756,051 km (0.065 R)
• M10: 8,889,105 km (0.112 R)
• M11: 9,687,958 km (0.078 R)
• M12: 18,045,842 km (0.052 R)
• M13: 20,347,554 km (0.093 R)
• M14: 22,239,967 km (0.111 R)
• M15: 24,790,312 km (0.098 R)
• M16: 29,738,710 km (0.093 R)
• M17: 39,511,640 km (0.103 R)
• M18: 40,643,946 km (0.098 R)
• M19: 42,710,042 km (0.111 R)
• M20: 43,768,896 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.5

Radius: 3.4

Gravity: 21.76 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.11 AU - 8.29 AU

Year: 11377 Days

Day: 18.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,381,362 km

• M1: 42,336 km (0.096 R)
• M2: 306,676 km (0.066 R)
• M3: 640,129 km (0.103 R)
• M4: 777,759 km (0.097 R)
• M5: 1,187,957 km (0.087 R)
• M6: 1,630,467 km (0.115 R)
• M7: 1,770,940 km (0.06 R)
• M8: 3,447,034 km (0.104 R)
• M9: 4,252,319 km (0.096 R)
• M10: 5,116,098 km (0.103 R)
• M11: 5,295,765 km (0.119 R)
• M12: 5,892,959 km (0.086 R)
• M13: 8,818,196 km (0.087 R)
• M14: 10,303,105 km (0.074 R)
• M15: 11,179,299 km (0.066 R)
• M16: 13,023,243 km (0.095 R)
• M17: 14,221,522 km (0.075 R)
• M18: 19,898,462 km (0.11 R)
• M19: 28,012,500 km (0.093 R)
• M20: 30,484,755 km (0.078 R)
• M21: 31,373,217 km (0.072 R)
• M22: 34,778,962 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.8

Radius: 6.9

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.85 AU - 7.45 AU

Year: 12542 Days

Day: 15.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,381,362 km

• M1: 86,617 km (0.119 R)
• M2: 512,373 km (0.092 R)
• M3: 757,863 km (0.103 R)
• M4: 974,630 km (0.108 R)
• M5: 1,211,144 km (0.059 R)
• M6: 1,939,237 km (0.077 R)
• M7: 2,232,150 km (0.032 R)
• M8: 2,707,572 km (0.113 R)
• M9: 4,571,412 km (0.065 R)
• M10: 5,718,229 km (0.107 R)
• M11: 6,288,945 km (0.108 R)
• M12: 7,465,233 km (0.096 R)
• M13: 7,780,884 km (0.108 R)
• M14: 9,449,050 km (0.06 R)
• M15: 10,007,050 km (0.074 R)
• M16: 10,635,960 km (0.103 R)
• M17: 11,445,883 km (0.06 R)
• M18: 12,241,893 km (0.071 R)
• M19: 19,022,267 km (0.055 R)
• M20: 19,835,780 km (0.069 R)
• M21: 20,061,673 km (0.062 R)
• M22: 20,289,211 km (0.103 R)
• M23: 21,295,406 km (0.074 R)
• M24: 21,611,507 km (0.091 R)
• M25: 21,930,898 km (0.116 R)
• M26: 23,323,056 km (0.026 R)
• M27: 23,743,426 km (0.072 R)
• M28: 29,875,892 km (0.079 R)
• M29: 32,934,121 km (0.068 R)
• M30: 33,783,687 km (0.054 R)
• M31: 34,756,672 km (0.083 R)
• M32: 36,758,590 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.3

Radius: 7.2

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 7.84 AU - 8.6 AU

Year: 15460 Days

Day: 16.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,381,362 km

• M1: 89,609 km (0.1 R)
• M2: 364,570 km (0.081 R)
• M3: 1,349,373 km (0.071 R)
• M4: 2,270,297 km (0.068 R)
• M5: 2,773,395 km (0.053 R)
• M6: 3,173,120 km (0.049 R)
• M7: 4,356,589 km (0.087 R)
• M8: 4,897,385 km (0.107 R)
• M9: 6,073,674 km (0.118 R)
• M10: 7,167,832 km (0.092 R)
• M11: 8,531,567 km (0.096 R)
• M12: 9,793,275 km (0.096 R)
• M13: 10,059,858 km (0.075 R)
• M14: 10,607,536 km (0.111 R)
• M15: 11,059,920 km (0.082 R)
• M16: 12,308,614 km (0.089 R)
• M17: 13,451,392 km (0.084 R)
• M18: 16,918,622 km (0.06 R)
• M19: 17,148,404 km (0.072 R)
• M20: 19,562,914 km (0.104 R)
• M21: 22,748,451 km (0.101 R)
• M22: 24,856,434 km (0.076 R)
• M23: 31,031,535 km (0.084 R)
• M24: 35,213,095 km (0.074 R)
• M25: 39,485,610 km (0.109 R)
• M26: 42,236,416 km (0.104 R)
• M27: 42,801,596 km (0.108 R)
• M28: 43,946,768 km (0.076 R)
• M29: 46,598,241 km (0.056 R)
• M30: 47,657,394 km (0.116 R)
• M31: 55,864,333 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.7

Radius: 7.7

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.78 AU - 10.12 AU

Year: 16114 Days

Day: 19.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,381,362 km

• M1: 96,042 km (0.108 R)
• M2: 343,926 km (0.118 R)
• M3: 733,927 km (0.077 R)
• M4: 1,180,926 km (0.073 R)
• M5: 1,668,914 km (0.103 R)
• M6: 2,409,872 km (0.105 R)
• M7: 2,834,431 km (0.104 R)
• M8: 3,086,354 km (0.051 R)
• M9: 3,758,198 km (0.096 R)
• M10: 4,495,715 km (0.096 R)
• M11: 4,988,491 km (0.073 R)
• M12: 5,777,919 km (0.083 R)
• M13: 6,047,344 km (0.104 R)
• M14: 6,467,266 km (0.085 R)
• M15: 6,757,934 km (0.113 R)
• M16: 7,019,431 km (0.05 R)
• M17: 7,287,660 km (0.109 R)
• M18: 13,194,532 km (0.104 R)
• M19: 14,142,384 km (0.084 R)
• M20: 16,574,696 km (0.109 R)
• M21: 26,248,442 km (0.098 R)
• M22: 26,617,351 km (0.12 R)
• M23: 27,935,308 km (0.118 R)
• M24: 30,093,407 km (0.086 R)
• M25: 32,149,779 km (0.115 R)
• M26: 33,104,962 km (0.114 R)
• M27: 39,719,282 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976

Radius: 7.8

Gravity: 16.04 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.66 AU - 10.26 AU

Year: 20620 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,381,362 km

• M1: 98,435 km (0.111 R)
• M2: 415,732 km (0.109 R)
• M3: 1,145,172 km (0.106 R)
• M4: 1,477,279 km (0.107 R)
• M5: 1,992,644 km (0.082 R)
• M6: 2,430,217 km (0.091 R)
• M7: 3,291,153 km (0.049 R)
• M8: 4,962,461 km (0.096 R)
• M9: 6,156,850 km (0.105 R)
• M10: 7,736,903 km (0.076 R)
• M11: 8,318,838 km (0.032 R)
• M12: 9,451,444 km (0.111 R)
• M13: 10,054,772 km (0.041 R)
• M14: 10,812,336 km (0.049 R)
• M15: 12,440,858 km (0.058 R)
• M16: 12,727,338 km (0.084 R)
• M17: 13,388,112 km (0.119 R)
• M18: 13,764,949 km (0.042 R)
• M19: 14,619,003 km (0.115 R)
• M20: 15,018,579 km (0.103 R)
• M21: 15,261,825 km (0.103 R)
• M22: 23,409,823 km (0.113 R)
• M23: 25,419,670 km (0.115 R)
• M24: 32,001,677 km (0.068 R)
• M25: 33,912,790 km (0.068 R)
• M26: 36,772,952 km (0.067 R)
• M27: 41,358,875 km (0.101 R)
• M28: 45,122,607 km (0.084 R)
• M29: 48,046,947 km (0.088 R)
• M30: 60,803,905 km (0.102 R)
• M31: 64,365,681 km (0.12 R)
• M32: 69,852,781 km (0.094 R)
• M33: 73,523,464 km (0.091 R)
• M34: 80,748,592 km (0.076 R)
• M35: 82,248,311 km (0.04 R)
• M36: 85,045,791 km (0.059 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 13,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit