🌌 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: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 9.8

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.54 AU - 0.68 AU

Year: 329 Days

Day: 6.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,418,346 km

• M1: 121,922 km (0.094 R)
• M2: 438,771 km (0.111 R)
• M3: 785,538 km (0.083 R)
• M4: 1,182,422 km (0.12 R)
• M5: 1,660,387 km (0.105 R)
• M6: 2,762,175 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.8

Radius: 12.5

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.31 AU - 1.83 AU

Year: 1358 Days

Day: 15 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,418,346 km

• M1: 155,881 km (0.101 R)
• M2: 901,776 km (0.115 R)
• M3: 1,426,715 km (0.108 R)
• M4: 1,924,577 km (0.079 R)
• M5: 2,741,531 km (0.062 R)
• M6: 3,391,982 km (0.034 R)
• M7: 3,808,463 km (0.089 R)
• M8: 4,292,711 km (0.117 R)
• M9: 4,763,645 km (0.104 R)
• M10: 5,327,330 km (0.037 R)
• M11: 6,256,183 km (0.117 R)
• M12: 7,050,996 km (0.114 R)
• M13: 7,963,244 km (0.096 R)
• M14: 8,952,685 km (0.071 R)
• M15: 9,695,737 km (0.054 R)
• M16: 10,203,472 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.4

Radius: 10.3

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.56 AU - 1.64 AU

Year: 1397 Days

Day: 7.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 101 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,418,346 km

• M1: 128,056 km (0.06 R)
• M2: 632,051 km (0.07 R)
• M3: 1,030,879 km (0.093 R)
• M4: 1,386,024 km (0.119 R)
• M5: 1,960,779 km (0.032 R)
• M6: 2,402,691 km (0.03 R)
• M7: 2,924,788 km (0.1 R)
• M8: 3,754,159 km (0.116 R)
• M9: 4,345,519 km (0.101 R)
• M10: 4,956,477 km (0.088 R)
• M11: 5,402,278 km (0.105 R)
• M12: 6,180,786 km (0.115 R)
• M13: 7,875,281 km (0.088 R)
• M14: 10,124,933 km (0.105 R)
• M15: 13,942,522 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.1

Radius: 9.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.83 AU - 1.87 AU

Year: 1737 Days

Day: 9.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,418,346 km

• M1: 115,789 km (0.071 R)
• M2: 625,618 km (0.104 R)
• M3: 1,611,917 km (0.098 R)
• M4: 2,400,896 km (0.086 R)
• M5: 2,774,143 km (0.09 R)
• M6: 3,251,809 km (0.09 R)
• M7: 3,681,454 km (0.096 R)
• M8: 4,671,942 km (0.116 R)
• M9: 5,020,953 km (0.079 R)
• M10: 5,751,889 km (0.091 R)
• M11: 6,051,234 km (0.059 R)
• M12: 6,381,995 km (0.103 R)
• M13: 7,102,757 km (0.097 R)
• M14: 7,471,217 km (0.117 R)
• M15: 7,949,780 km (0.111 R)
• M16: 8,473,971 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.6

Radius: 11

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.05 AU - 2.71 AU

Year: 2534 Days

Day: 7.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,418,346 km

• M1: 136,732 km (0.035 R)
• M2: 563,236 km (0.069 R)
• M3: 927,956 km (0.096 R)
• M4: 1,560,007 km (0.107 R)
• M5: 2,063,104 km (0.117 R)
• M6: 2,476,593 km (0.081 R)
• M7: 3,290,405 km (0.119 R)
• M8: 4,718,317 km (0.027 R)
• M9: 5,071,817 km (0.101 R)
• M10: 5,993,339 km (0.029 R)
• M11: 6,992,803 km (0.071 R)
• M12: 7,675,867 km (0.106 R)
• M13: 8,066,916 km (0.068 R)
• M14: 9,879,593 km (0.026 R)
• M15: 11,949,429 km (0.115 R)
• M16: 12,744,542 km (0.1 R)
• M17: 15,342,159 km (0.094 R)
• M18: 16,928,495 km (0.102 R)
• M19: 17,818,004 km (0.06 R)
• M20: 18,563,450 km (0.077 R)
• M21: 19,210,162 km (0.099 R)
• M22: 21,496,765 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.9

Radius: 8.1

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.6 AU - 2.82 AU

Year: 3079 Days

Day: 7.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,418,346 km

• M1: 100,679 km (0.1 R)
• M2: 467,045 km (0.034 R)
• M3: 927,806 km (0.078 R)
• M4: 1,286,242 km (0.058 R)
• M5: 3,433,271 km (0.099 R)
• M6: 4,258,004 km (0.106 R)
• M7: 4,627,212 km (0.041 R)
• M8: 5,041,299 km (0.111 R)
• M9: 5,943,673 km (0.12 R)
• M10: 7,068,051 km (0.094 R)
• M11: 7,743,784 km (0.08 R)
• M12: 8,064,971 km (0.11 R)
• M13: 8,563,281 km (0.085 R)
• M14: 9,880,341 km (0.078 R)
• M15: 11,368,391 km (0.066 R)
• M16: 11,867,898 km (0.114 R)
• M17: 12,512,665 km (0.1 R)
• M18: 13,732,037 km (0.055 R)
• M19: 16,457,561 km (0.115 R)
• M20: 17,863,482 km (0.08 R)
• M21: 18,142,631 km (0.114 R)
• M22: 18,882,542 km (0.084 R)
• M23: 19,172,314 km (0.091 R)
• M24: 19,642,200 km (0.084 R)
• M25: 19,999,739 km (0.033 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.6

Radius: 9.6

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.6 AU - 3.3 AU

Year: 3497 Days

Day: 9.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,418,346 km

• M1: 119,529 km (0.092 R)
• M2: 784,042 km (0.078 R)
• M3: 1,337,106 km (0.093 R)
• M4: 1,647,821 km (0.077 R)
• M5: 2,226,316 km (0.101 R)
• M6: 2,593,279 km (0.108 R)
• M7: 4,292,262 km (0.048 R)
• M8: 4,750,630 km (0.11 R)
• M9: 5,193,290 km (0.062 R)
• M10: 9,787,441 km (0.086 R)
• M11: 10,161,136 km (0.107 R)
• M12: 10,739,631 km (0.055 R)
• M13: 11,097,020 km (0.085 R)
• M14: 12,607,361 km (0.119 R)
• M15: 14,828,141 km (0.113 R)
• M16: 15,826,108 km (0.119 R)
• M17: 16,237,652 km (0.119 R)
• M18: 17,460,615 km (0.109 R)
• M19: 18,066,785 km (0.079 R)
• M20: 18,459,779 km (0.058 R)
• M21: 19,437,999 km (0.072 R)
• M22: 19,791,349 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.8

Radius: 13.2

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.61 AU - 3.85 AU

Year: 4007 Days

Day: 14.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,418,346 km

• M1: 164,857 km (0.105 R)
• M2: 672,592 km (0.1 R)
• M3: 1,125,574 km (0.112 R)
• M4: 1,629,121 km (0.108 R)
• M5: 2,213,600 km (0.098 R)
• M6: 2,786,111 km (0.044 R)
• M7: 3,288,311 km (0.11 R)
• M8: 4,685,405 km (0.092 R)
• M9: 5,146,167 km (0.059 R)
• M10: 5,990,946 km (0.087 R)
• M11: 6,865,046 km (0.114 R)
• M12: 9,198,025 km (0.113 R)
• M13: 10,482,921 km (0.092 R)
• M14: 13,263,796 km (0.066 R)
• M15: 14,442,029 km (0.111 R)
• M16: 16,174,671 km (0.067 R)
• M17: 16,614,788 km (0.116 R)
• M18: 17,983,459 km (0.064 R)
• M19: 20,112,237 km (0.04 R)
• M20: 21,074,301 km (0.036 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.9

Radius: 11.3

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.42 AU - 5.5 AU

Year: 7625 Days

Day: 7.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 130.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,418,346 km

• M1: 143,764 km (0.058 R)
• M2: 802,593 km (0.109 R)
• M3: 1,526,796 km (0.095 R)
• M4: 2,089,433 km (0.087 R)
• M5: 2,475,845 km (0.116 R)
• M6: 3,395,423 km (0.108 R)
• M7: 5,029,630 km (0.105 R)
• M8: 6,461,431 km (0.044 R)
• M9: 6,868,038 km (0.102 R)
• M10: 7,980,448 km (0.081 R)
• M11: 9,301,696 km (0.107 R)
• M12: 10,359,653 km (0.082 R)
• M13: 10,763,716 km (0.045 R)
• M14: 11,442,592 km (0.117 R)
• M15: 13,413,095 km (0.05 R)
• M16: 14,138,046 km (0.074 R)
• M17: 14,572,777 km (0.093 R)
• M18: 15,080,662 km (0.118 R)
• M19: 18,160,583 km (0.075 R)
• M20: 18,823,302 km (0.11 R)
• M21: 19,655,215 km (0.106 R)
• M22: 21,311,264 km (0.04 R)
• M23: 27,216,041 km (0.086 R)
• M24: 28,279,682 km (0.112 R)
• M25: 33,795,655 km (0.065 R)
• M26: 34,350,364 km (0.037 R)
• M27: 36,397,910 km (0.063 R)
• M28: 37,688,491 km (0.05 R)
• M29: 39,130,913 km (0.057 R)
• M30: 40,609,988 km (0.099 R)
• M31: 42,253,769 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.3

Radius: 3.9

Gravity: 53.14 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.28 AU - 8.54 AU

Year: 15356 Days

Day: 21.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,418,346 km

• M1: 48,619 km (0.099 R)
• M2: 225,594 km (0.092 R)
• M3: 628,909 km (0.105 R)
• M4: 991,535 km (0.054 R)
• M5: 2,626,939 km (0.075 R)
• M6: 3,062,568 km (0.105 R)
• M7: 3,351,441 km (0.099 R)
• M8: 4,624,070 km (0.047 R)
• M9: 5,632,210 km (0.094 R)
• M10: 5,865,882 km (0.099 R)
• M11: 8,880,429 km (0.06 R)
• M12: 9,090,763 km (0.099 R)
• M13: 12,856,142 km (0.112 R)
• M14: 14,239,623 km (0.041 R)
• M15: 14,819,763 km (0.098 R)
• M16: 15,719,295 km (0.033 R)
• M17: 16,575,294 km (0.032 R)
• M18: 17,217,069 km (0.09 R)
• M19: 17,544,090 km (0.075 R)
• M20: 18,042,251 km (0.065 R)
• M21: 19,505,169 km (0.104 R)
• M22: 20,401,709 km (0.063 R)
• M23: 20,952,678 km (0.103 R)
• M24: 21,797,457 km (0.1 R)
• M25: 26,364,381 km (0.081 R)
• M26: 28,356,576 km (0.09 R)
• M27: 29,389,399 km (0.074 R)
• M28: 31,045,298 km (0.107 R)
• M29: 31,651,469 km (0.051 R)
• M30: 34,283,793 km (0.105 R)
• M31: 37,194,070 km (0.045 R)
• M32: 37,740,401 km (0.071 R)
• M33: 38,569,772 km (0.118 R)
• M34: 39,978,834 km (0.092 R)
• M35: 44,564,906 km (0.075 R)
• M36: 49,161,151 km (0.092 R)
• M37: 57,445,732 km (0.055 R)
• M38: 60,589,232 km (0.071 R)
• M39: 67,014,909 km (0.032 R)
• M40: 67,418,375 km (0.068 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 13,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit