🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.6

Radius: 14.1

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.53 AU - 0.77 AU

Year: 355 Days

Day: 13.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,482,232 km

• M1: 175,478 km (0.105 R)
• M2: 641,775 km (0.098 R)
• M3: 1,124,826 km (0.102 R)
• M4: 1,567,038 km (0.054 R)
• M5: 2,391,920 km (0.118 R)
• M6: 3,563,571 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.1

Radius: 11.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.21 AU - 1.27 AU

Year: 937 Days

Day: 12.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,482,232 km

• M1: 143,165 km (0.062 R)
• M2: 690,993 km (0.083 R)
• M3: 1,519,017 km (0.068 R)
• M4: 2,149,123 km (0.086 R)
• M5: 3,279,485 km (0.087 R)
• M6: 5,445,961 km (0.116 R)
• M7: 5,873,811 km (0.092 R)
• M8: 7,096,624 km (0.039 R)
• M9: 7,676,316 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.1

Radius: 10.4

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.67 AU - 2.59 AU

Year: 2108 Days

Day: 14.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 64.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,482,232 km

• M1: 144,362 km (0.073 R)
• M2: 591,510 km (0.039 R)
• M3: 917,933 km (0.044 R)
• M4: 1,265,897 km (0.09 R)
• M5: 1,674,449 km (0.117 R)
• M6: 2,818,723 km (0.083 R)
• M7: 3,590,947 km (0.113 R)
• M8: 4,913,991 km (0.082 R)
• M9: 5,937,689 km (0.114 R)
• M10: 6,292,685 km (0.099 R)
• M11: 8,084,119 km (0.113 R)
• M12: 8,580,485 km (0.047 R)
• M13: 10,126,130 km (0.111 R)
• M14: 10,842,255 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980

Radius: 9.8

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.87 AU - 2.85 AU

Year: 2459 Days

Day: 14.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,482,232 km

• M1: 121,922 km (0.083 R)
• M2: 447,298 km (0.103 R)
• M3: 1,163,722 km (0.112 R)
• M4: 1,585,139 km (0.109 R)
• M5: 2,160,044 km (0.057 R)
• M6: 3,189,277 km (0.061 R)
• M7: 4,766,188 km (0.096 R)
• M8: 5,072,565 km (0.111 R)
• M9: 5,493,234 km (0.119 R)
• M10: 5,936,941 km (0.084 R)
• M11: 6,404,584 km (0.062 R)
• M12: 9,558,107 km (0.09 R)
• M13: 13,388,411 km (0.102 R)
• M14: 14,436,494 km (0.109 R)
• M15: 15,589,893 km (0.099 R)
• M16: 15,952,818 km (0.081 R)
• M17: 17,240,107 km (0.086 R)
• M18: 20,884,611 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.4

Radius: 12.3

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.59 AU - 3.07 AU

Year: 3229 Days

Day: 12.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,482,232 km

• M1: 153,039 km (0.078 R)
• M2: 635,342 km (0.076 R)
• M3: 1,179,280 km (0.104 R)
• M4: 1,823,448 km (0.076 R)
• M5: 2,725,524 km (0.056 R)
• M6: 3,140,059 km (0.101 R)
• M7: 3,968,532 km (0.101 R)
• M8: 5,164,567 km (0.106 R)
• M9: 5,694,443 km (0.09 R)
• M10: 6,202,328 km (0.111 R)
• M11: 6,648,279 km (0.115 R)
• M12: 7,179,800 km (0.115 R)
• M13: 7,978,354 km (0.052 R)
• M14: 8,363,718 km (0.102 R)
• M15: 9,831,722 km (0.05 R)
• M16: 10,859,010 km (0.104 R)
• M17: 11,821,074 km (0.104 R)
• M18: 12,791,665 km (0.048 R)
• M19: 14,269,542 km (0.047 R)
• M20: 14,682,133 km (0.107 R)
• M21: 15,913,025 km (0.096 R)
• M22: 16,525,628 km (0.062 R)
• M23: 18,397,247 km (0.089 R)
• M24: 19,072,233 km (0.081 R)
• M25: 22,557,863 km (0.108 R)
• M26: 23,688,524 km (0.094 R)
• M27: 24,414,223 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 8.9

Gravity: 11.4 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.91 AU - 4.81 AU

Year: 5144 Days

Day: 14.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,482,232 km

• M1: 264,489 km (0.1 R)
• M2: 1,181,973 km (0.118 R)
• M3: 1,666,670 km (0.095 R)
• M4: 2,029,744 km (0.099 R)
• M5: 3,426,838 km (0.11 R)
• M6: 4,115,587 km (0.107 R)
• M7: 5,117,145 km (0.101 R)
• M8: 5,644,776 km (0.093 R)
• M9: 6,240,625 km (0.039 R)
• M10: 6,982,181 km (0.088 R)
• M11: 7,594,486 km (0.069 R)
• M12: 9,050,671 km (0.107 R)
• M13: 11,944,343 km (0.09 R)
• M14: 14,354,364 km (0.089 R)
• M15: 14,756,484 km (0.079 R)
• M16: 15,946,535 km (0.108 R)
• M17: 16,377,825 km (0.095 R)
• M18: 17,784,344 km (0.066 R)
• M19: 19,618,265 km (0.099 R)
• M20: 20,400,362 km (0.054 R)
• M21: 21,351,206 km (0.106 R)
• M22: 21,724,752 km (0.118 R)
• M23: 25,202,155 km (0.078 R)
• M24: 26,553,622 km (0.115 R)
• M25: 27,775,238 km (0.025 R)
• M26: 28,220,442 km (0.084 R)
• M27: 31,567,993 km (0.076 R)
• M28: 32,052,840 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.9

Radius: 11.8

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.85 AU - 5.61 AU

Year: 8112 Days

Day: 6.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,482,232 km

• M1: 341,532 km (0.06 R)
• M2: 949,797 km (0.104 R)
• M3: 1,558,810 km (0.074 R)
• M4: 4,901,724 km (0.044 R)
• M5: 9,001,902 km (0.067 R)
• M6: 15,236,992 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.8

Radius: 6.5

Gravity: 23.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.98 AU - 6.96 AU

Year: 9894 Days

Day: 20.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,482,232 km

• M1: 150,346 km (0.094 R)
• M2: 606,769 km (0.079 R)
• M3: 879,785 km (0.117 R)
• M4: 1,149,061 km (0.064 R)
• M5: 1,362,837 km (0.097 R)
• M6: 1,603,540 km (0.079 R)
• M7: 1,839,455 km (0.044 R)
• M8: 2,712,209 km (0.095 R)
• M9: 3,313,742 km (0.101 R)
• M10: 3,619,820 km (0.119 R)
• M11: 4,652,643 km (0.104 R)
• M12: 5,477,077 km (0.096 R)
• M13: 5,760,416 km (0.068 R)
• M14: 6,433,756 km (0.101 R)
• M15: 6,749,407 km (0.065 R)
• M16: 8,531,866 km (0.087 R)
• M17: 9,355,402 km (0.1 R)
• M18: 10,991,704 km (0.108 R)
• M19: 11,500,486 km (0.101 R)
• M20: 12,143,308 km (0.109 R)
• M21: 12,748,431 km (0.09 R)
• M22: 12,996,016 km (0.104 R)
• M23: 15,440,595 km (0.097 R)
• M24: 17,482,755 km (0.089 R)
• M25: 23,455,001 km (0.026 R)
• M26: 24,966,538 km (0.069 R)
• M27: 27,251,646 km (0.033 R)
• M28: 30,217,124 km (0.111 R)
• M29: 33,861,628 km (0.108 R)
• M30: 34,098,740 km (0.056 R)
• M31: 38,428,701 km (0.069 R)
• M32: 39,729,903 km (0.115 R)
• M33: 42,420,122 km (0.109 R)
• M34: 43,111,264 km (0.088 R)
• M35: 46,679,472 km (0.043 R)
• M36: 48,610,482 km (0.068 R)
• M37: 50,285,529 km (0.09 R)
• M38: 52,631,224 km (0.076 R)
• M39: 53,589,548 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.2

Radius: 3.6

Gravity: 17.07 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.29 AU - 7.71 AU

Year: 12561 Days

Day: 23.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,482,232 km

• M1: 54,304 km (0.053 R)
• M2: 198,516 km (0.055 R)
• M3: 573,409 km (0.119 R)
• M4: 716,873 km (0.047 R)
• M5: 967,749 km (0.074 R)
• M6: 1,712,596 km (0.065 R)
• M7: 1,843,794 km (0.028 R)
• M8: 2,401,495 km (0.081 R)
• M9: 2,857,619 km (0.112 R)
• M10: 4,516,210 km (0.098 R)
• M11: 6,099,704 km (0.115 R)
• M12: 10,741,426 km (0.113 R)
• M13: 11,443,190 km (0.101 R)
• M14: 13,444,061 km (0.099 R)
• M15: 17,097,541 km (0.106 R)
• M16: 23,363,447 km (0.116 R)
• M17: 25,487,139 km (0.082 R)
• M18: 27,276,180 km (0.026 R)
• M19: 31,101,846 km (0.095 R)
• M20: 32,213,358 km (0.072 R)
• M21: 32,418,158 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.7

Radius: 3.1

Gravity: 61.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 8.3 AU - 9.72 AU

Year: 18343 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 68,482,232 km

• M1: 40,092 km (0.098 R)
• M2: 156,779 km (0.115 R)
• M3: 303,384 km (0.052 R)
• M4: 577,897 km (0.058 R)
• M5: 757,414 km (0.111 R)
• M6: 915,539 km (0.087 R)
• M7: 1,020,706 km (0.115 R)
• M8: 1,120,937 km (0.062 R)
• M9: 1,227,750 km (0.049 R)
• M10: 1,341,295 km (0.105 R)
• M11: 1,886,579 km (0.032 R)
• M12: 2,824,707 km (0.116 R)
• M13: 2,998,241 km (0.092 R)
• M14: 3,258,541 km (0.116 R)
• M15: 4,451,883 km (0.055 R)
• M16: 4,895,142 km (0.114 R)
• M17: 5,073,313 km (0.111 R)
• M18: 6,275,481 km (0.093 R)
• M19: 7,189,973 km (0.066 R)
• M20: 9,606,876 km (0.072 R)
• M21: 10,756,237 km (0.095 R)
• M22: 11,488,069 km (0.094 R)
• M23: 12,448,936 km (0.12 R)
• M24: 13,600,990 km (0.104 R)
• M25: 16,036,892 km (0.098 R)
• M26: 16,588,459 km (0.115 R)
• M27: 20,716,164 km (0.111 R)
• M28: 26,337,453 km (0.084 R)
• M29: 31,163,780 km (0.075 R)
• M30: 32,894,777 km (0.1 R)
• M31: 35,081,748 km (0.104 R)
• M32: 36,412,271 km (0.12 R)
• M33: 36,817,981 km (0.025 R)
• M34: 38,053,061 km (0.066 R)
• M35: 45,890,493 km (0.088 R)
• M36: 46,680,968 km (0.111 R)
• M37: 49,106,997 km (0.084 R)
• M38: 56,705,522 km (0.116 R)
• M39: 57,432,867 km (0.114 R)
• M40: 61,162,641 km (0.049 R)
• M41: 61,544,265 km (0.053 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 17,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit