🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.9

Radius: 11.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.89 AU - 1.07 AU

Year: 617 Days

Day: 10 Hours

Environment

Temp: -162 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,048,697 km

• M1: 146,756 km (0.029 R)
• M2: 545,434 km (0.079 R)
• M3: 998,566 km (0.046 R)
• M4: 1,753,437 km (0.099 R)
• M5: 2,602,105 km (0.081 R)
• M6: 2,993,154 km (0.077 R)
• M7: 3,524,825 km (0.094 R)
• M8: 3,992,169 km (0.069 R)
• M9: 4,425,404 km (0.063 R)
• M10: 4,826,327 km (0.117 R)
• M11: 5,336,156 km (0.117 R)
• M12: 6,272,040 km (0.025 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.6

Radius: 11.7

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.05 AU - 1.27 AU

Year: 794 Days

Day: 7.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,048,697 km

• M1: 145,559 km (0.048 R)
• M2: 528,679 km (0.077 R)
• M3: 957,426 km (0.096 R)
• M4: 1,483,562 km (0.118 R)
• M5: 2,270,297 km (0.062 R)
• M6: 2,830,841 km (0.075 R)
• M7: 3,385,400 km (0.081 R)
• M8: 4,011,317 km (0.12 R)
• M9: 4,782,345 km (0.044 R)
• M10: 5,343,337 km (0.089 R)
• M11: 5,907,470 km (0.04 R)
• M12: 6,706,473 km (0.094 R)
• M13: 7,340,169 km (0.091 R)
• M14: 8,390,945 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.2

Radius: 8.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.52 AU - 2.96 AU

Year: 2884 Days

Day: 10.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,048,697 km

• M1: 112,647 km (0.066 R)
• M2: 513,121 km (0.056 R)
• M3: 997,818 km (0.112 R)
• M4: 1,506,301 km (0.047 R)
• M5: 2,447,272 km (0.028 R)
• M6: 2,961,439 km (0.058 R)
• M7: 3,361,614 km (0.117 R)
• M8: 3,722,145 km (0.045 R)
• M9: 4,221,502 km (0.078 R)
• M10: 4,624,669 km (0.115 R)
• M11: 6,632,571 km (0.065 R)
• M12: 8,231,324 km (0.092 R)
• M13: 9,133,997 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.1

Radius: 13.3

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.77 AU - 2.95 AU

Year: 3075 Days

Day: 14.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,048,697 km

• M1: 174,880 km (0.074 R)
• M2: 1,098,048 km (0.1 R)
• M3: 1,897,499 km (0.079 R)
• M4: 3,257,793 km (0.115 R)
• M5: 6,011,441 km (0.074 R)
• M6: 6,734,148 km (0.092 R)
• M7: 8,353,396 km (0.119 R)
• M8: 9,778,465 km (0.081 R)
• M9: 10,602,151 km (0.111 R)
• M10: 11,809,406 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.2

Radius: 8.1

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.17 AU - 3.61 AU

Year: 3124 Days

Day: 12.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,048,697 km

• M1: 100,679 km (0.098 R)
• M2: 372,798 km (0.062 R)
• M3: 686,505 km (0.094 R)
• M4: 1,028,785 km (0.115 R)
• M5: 1,384,528 km (0.055 R)
• M6: 1,669,063 km (0.103 R)
• M7: 1,931,159 km (0.054 R)
• M8: 2,429,918 km (0.074 R)
• M9: 2,861,658 km (0.099 R)
• M10: 4,219,408 km (0.069 R)
• M11: 6,393,813 km (0.089 R)
• M12: 7,319,225 km (0.105 R)
• M13: 8,056,444 km (0.076 R)
• M14: 9,494,378 km (0.093 R)
• M15: 10,435,199 km (0.11 R)
• M16: 10,696,248 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.6

Radius: 12.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.43 AU - 5.21 AU

Year: 5709 Days

Day: 14.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,048,697 km

• M1: 156,629 km (0.11 R)
• M2: 572,960 km (0.042 R)
• M3: 1,623,436 km (0.073 R)
• M4: 2,813,786 km (0.034 R)
• M5: 5,719,725 km (0.044 R)
• M6: 6,408,773 km (0.044 R)
• M7: 6,946,876 km (0.054 R)
• M8: 8,081,427 km (0.12 R)
• M9: 9,054,262 km (0.099 R)
• M10: 13,373,302 km (0.096 R)
• M11: 19,248,908 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.5

Radius: 12.4

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.81 AU - 6.69 AU

Year: 8767 Days

Day: 5.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,048,697 km

• M1: 162,164 km (0.091 R)
• M2: 729,290 km (0.103 R)
• M3: 1,271,731 km (0.096 R)
• M4: 1,918,443 km (0.076 R)
• M5: 2,409,423 km (0.098 R)
• M6: 2,984,029 km (0.106 R)
• M7: 7,340,618 km (0.082 R)
• M8: 8,293,108 km (0.093 R)
• M9: 10,955,800 km (0.09 R)
• M10: 18,269,640 km (0.097 R)
• M11: 22,538,116 km (0.114 R)
• M12: 23,920,550 km (0.036 R)
• M13: 25,727,094 km (0.101 R)
• M14: 29,814,257 km (0.088 R)
• M15: 34,091,111 km (0.113 R)
• M16: 39,495,783 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.7

Radius: 5.7

Gravity: 28.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.81 AU - 8.45 AU

Year: 13400 Days

Day: 22.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,048,697 km

• M1: 71,059 km (0.073 R)
• M2: 258,356 km (0.039 R)
• M3: 664,663 km (0.109 R)
• M4: 1,375,253 km (0.026 R)
• M5: 1,819,260 km (0.068 R)
• M6: 2,866,894 km (0.117 R)
• M7: 3,561,028 km (0.11 R)
• M8: 4,112,595 km (0.112 R)
• M9: 4,753,024 km (0.053 R)
• M10: 5,275,419 km (0.06 R)
• M11: 6,030,440 km (0.098 R)
• M12: 6,392,766 km (0.082 R)
• M13: 7,205,232 km (0.116 R)
• M14: 7,613,335 km (0.062 R)
• M15: 9,507,693 km (0.055 R)
• M16: 10,795,431 km (0.081 R)
• M17: 11,089,989 km (0.096 R)
• M18: 11,695,262 km (0.093 R)
• M19: 13,304,636 km (0.108 R)
• M20: 16,254,407 km (0.077 R)
• M21: 16,719,656 km (0.069 R)
• M22: 21,685,558 km (0.059 R)
• M23: 27,008,998 km (0.079 R)
• M24: 27,442,832 km (0.098 R)
• M25: 29,453,128 km (0.059 R)
• M26: 33,889,453 km (0.031 R)
• M27: 39,860,353 km (0.083 R)
• M28: 41,133,131 km (0.067 R)
• M29: 44,207,966 km (0.113 R)
• M30: 45,571,401 km (0.085 R)
• M31: 46,650,899 km (0.109 R)
• M32: 50,154,930 km (0.036 R)
• M33: 58,400,914 km (0.116 R)
• M34: 60,594,917 km (0.04 R)
• M35: 60,780,268 km (0.114 R)
• M36: 60,965,919 km (0.115 R)
• M37: 61,338,269 km (0.082 R)
• M38: 63,796,311 km (0.035 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.4

Radius: 6.1

Gravity: 19.33 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.4 AU - 12.02 AU

Year: 20743 Days

Day: 18 Hours

Environment

Temp: -231 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,048,697 km

• M1: 79,287 km (0.097 R)
• M2: 274,961 km (0.106 R)
• M3: 788,231 km (0.093 R)
• M4: 1,001,857 km (0.101 R)
• M5: 1,516,025 km (0.106 R)
• M6: 3,528,715 km (0.111 R)
• M7: 4,021,340 km (0.055 R)
• M8: 4,420,019 km (0.05 R)
• M9: 4,736,119 km (0.066 R)
• M10: 5,816,515 km (0.038 R)
• M11: 6,547,749 km (0.057 R)
• M12: 6,958,695 km (0.117 R)
• M13: 9,562,146 km (0.102 R)
• M14: 10,211,551 km (0.086 R)
• M15: 12,542,285 km (0.027 R)
• M16: 16,253,061 km (0.117 R)
• M17: 16,836,792 km (0.04 R)
• M18: 21,319,941 km (0.09 R)
• M19: 23,887,190 km (0.041 R)
• M20: 25,189,589 km (0.095 R)
• M21: 26,083,735 km (0.077 R)
• M22: 31,639,800 km (0.105 R)
• M23: 34,692,494 km (0.082 R)
• M24: 41,529,566 km (0.091 R)
• M25: 47,000,061 km (0.068 R)
• M26: 48,182,931 km (0.103 R)
• M27: 49,039,977 km (0.051 R)
• M28: 50,960,963 km (0.049 R)
• M29: 54,766,883 km (0.107 R)
• M30: 56,643,887 km (0.077 R)
• M31: 66,464,539 km (0.104 R)
• M32: 67,100,180 km (0.098 R)
• M33: 67,526,085 km (0.073 R)
• M34: 68,599,001 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.9

Radius: 5.2

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.1 AU - 13.04 AU

Year: 21850 Days

Day: 19.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 155.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,048,697 km

• M1: 70,161 km (0.109 R)
• M2: 364,869 km (0.12 R)
• M3: 534,364 km (0.066 R)
• M4: 912,996 km (0.07 R)
• M5: 1,572,722 km (0.07 R)
• M6: 1,745,957 km (0.105 R)
• M7: 2,592,531 km (0.099 R)
• M8: 4,286,428 km (0.064 R)
• M9: 4,563,782 km (0.094 R)
• M10: 6,018,771 km (0.094 R)
• M11: 6,892,722 km (0.053 R)
• M12: 7,360,066 km (0.073 R)
• M13: 14,313,375 km (0.106 R)
• M14: 22,415,147 km (0.029 R)
• M15: 23,627,189 km (0.06 R)
• M16: 27,524,662 km (0.091 R)
• M17: 28,481,340 km (0.085 R)
• M18: 29,022,286 km (0.058 R)
• M19: 30,124,523 km (0.096 R)
• M20: 32,765,374 km (0.118 R)
• M21: 40,917,561 km (0.07 R)
• M22: 41,329,703 km (0.098 R)
• M23: 42,302,239 km (0.056 R)
• M24: 52,394,859 km (0.078 R)
• M25: 55,021,798 km (0.106 R)
• M26: 55,356,149 km (0.093 R)
• M27: 56,707,466 km (0.099 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: 485 - 17,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit