🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.5

Radius: 13

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.29 AU - 1.39 AU

Year: 1002 Days

Day: 13.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,835,814 km

• M1: 161,715 km (0.079 R)
• M2: 661,671 km (0.104 R)
• M3: 1,299,108 km (0.047 R)
• M4: 2,784,166 km (0.097 R)
• M5: 3,441,349 km (0.114 R)
• M6: 4,149,546 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.5

Radius: 13.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.67 AU - 2.67 AU

Year: 2064 Days

Day: 12.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,835,814 km

• M1: 166,652 km (0.062 R)
• M2: 588,219 km (0.069 R)
• M3: 1,212,042 km (0.06 R)
• M4: 1,644,679 km (0.081 R)
• M5: 2,205,671 km (0.094 R)
• M6: 2,810,046 km (0.097 R)
• M7: 3,620,867 km (0.057 R)
• M8: 4,429,892 km (0.1 R)
• M9: 5,102,933 km (0.064 R)
• M10: 5,685,317 km (0.091 R)
• M11: 6,830,340 km (0.086 R)
• M12: 7,377,419 km (0.094 R)
• M13: 7,897,421 km (0.06 R)
• M14: 8,828,818 km (0.113 R)
• M15: 9,352,859 km (0.114 R)
• M16: 11,334,283 km (0.113 R)
• M17: 12,404,805 km (0.047 R)
• M18: 12,945,302 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.5

Radius: 12.9

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.35 AU - 3.51 AU

Year: 3238 Days

Day: 12.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,835,814 km

• M1: 167,400 km (0.065 R)
• M2: 854,952 km (0.12 R)
• M3: 1,464,862 km (0.112 R)
• M4: 2,152,863 km (0.104 R)
• M5: 2,758,286 km (0.119 R)
• M6: 3,829,257 km (0.051 R)
• M7: 6,056,919 km (0.063 R)
• M8: 7,717,904 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949

Radius: 9.8

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.79 AU - 3.09 AU

Year: 3255 Days

Day: 14.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,835,814 km

• M1: 121,922 km (0.067 R)
• M2: 534,214 km (0.065 R)
• M3: 946,356 km (0.053 R)
• M4: 1,708,258 km (0.094 R)
• M5: 2,384,291 km (0.089 R)
• M6: 2,835,628 km (0.051 R)
• M7: 3,381,809 km (0.103 R)
• M8: 4,732,828 km (0.078 R)
• M9: 5,974,789 km (0.108 R)
• M10: 7,192,815 km (0.1 R)
• M11: 8,460,059 km (0.098 R)
• M12: 8,863,973 km (0.097 R)
• M13: 9,319,349 km (0.075 R)
• M14: 10,031,584 km (0.113 R)
• M15: 11,254,996 km (0.075 R)
• M16: 13,693,291 km (0.114 R)
• M17: 14,613,618 km (0.054 R)
• M18: 17,094,549 km (0.116 R)
• M19: 18,161,182 km (0.118 R)
• M20: 19,083,452 km (0.109 R)
• M21: 22,106,825 km (0.041 R)
• M22: 23,443,782 km (0.097 R)
• M23: 24,833,995 km (0.039 R)
• M24: 25,208,737 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.2

Radius: 13.4

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.35 AU - 6.57 AU

Year: 8238 Days

Day: 13.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,835,814 km

• M1: 169,046 km (0.095 R)
• M2: 692,489 km (0.101 R)
• M3: 1,977,085 km (0.101 R)
• M4: 2,578,020 km (0.051 R)
• M5: 4,869,710 km (0.084 R)
• M6: 8,169,241 km (0.083 R)
• M7: 14,765,011 km (0.107 R)
• M8: 16,813,155 km (0.064 R)
• M9: 18,368,823 km (0.06 R)
• M10: 22,598,254 km (0.095 R)
• M11: 25,144,410 km (0.102 R)
• M12: 27,964,779 km (0.114 R)
• M13: 30,237,170 km (0.053 R)
• M14: 31,851,182 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.1

Radius: 4.7

Gravity: 29.61 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.67 AU - 8.55 AU

Year: 13555 Days

Day: 22.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,835,814 km

• M1: 58,642 km (0.092 R)
• M2: 220,358 km (0.101 R)
• M3: 473,627 km (0.109 R)
• M4: 897,438 km (0.054 R)
• M5: 1,466,957 km (0.094 R)
• M6: 1,880,744 km (0.099 R)
• M7: 2,210,309 km (0.095 R)
• M8: 2,450,712 km (0.056 R)
• M9: 2,752,900 km (0.067 R)
• M10: 3,252,557 km (0.07 R)
• M11: 3,699,406 km (0.082 R)
• M12: 3,952,077 km (0.095 R)
• M13: 4,491,826 km (0.044 R)
• M14: 6,936,554 km (0.075 R)
• M15: 7,148,385 km (0.111 R)
• M16: 8,559,541 km (0.085 R)
• M17: 9,667,014 km (0.1 R)
• M18: 10,866,789 km (0.081 R)
• M19: 11,326,653 km (0.051 R)
• M20: 12,847,465 km (0.117 R)
• M21: 16,213,417 km (0.069 R)
• M22: 16,511,715 km (0.116 R)
• M23: 17,350,660 km (0.03 R)
• M24: 17,820,098 km (0.105 R)
• M25: 18,540,113 km (0.044 R)
• M26: 19,362,602 km (0.095 R)
• M27: 22,341,096 km (0.066 R)
• M28: 23,272,043 km (0.115 R)
• M29: 32,252,254 km (0.113 R)
• M30: 36,536,886 km (0.028 R)
• M31: 37,178,212 km (0.077 R)
• M32: 45,323,816 km (0.074 R)
• M33: 54,082,921 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.5

Radius: 6.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.51 AU - 8.3 AU

Year: 14337 Days

Day: 23.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,835,814 km

• M1: 86,168 km (0.105 R)
• M2: 393,592 km (0.044 R)
• M3: 1,014,423 km (0.109 R)
• M4: 1,443,470 km (0.101 R)
• M5: 2,180,389 km (0.106 R)
• M6: 3,476,206 km (0.083 R)
• M7: 4,557,050 km (0.038 R)
• M8: 5,464,511 km (0.1 R)
• M9: 5,717,032 km (0.075 R)
• M10: 6,211,752 km (0.096 R)
• M11: 6,770,351 km (0.062 R)
• M12: 9,752,136 km (0.077 R)
• M13: 15,550,549 km (0.062 R)
• M14: 19,637,413 km (0.114 R)
• M15: 22,971,351 km (0.039 R)
• M16: 23,217,141 km (0.114 R)
• M17: 24,643,257 km (0.096 R)
• M18: 25,596,495 km (0.067 R)
• M19: 26,484,209 km (0.072 R)
• M20: 34,019,304 km (0.073 R)
• M21: 38,560,347 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.2

Radius: 3.7

Gravity: 42.09 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.14 AU - 11.06 AU

Year: 20725 Days

Day: 15.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 75,835,814 km

• M1: 47,423 km (0.086 R)
• M2: 189,541 km (0.043 R)
• M3: 453,581 km (0.062 R)
• M4: 736,470 km (0.043 R)
• M5: 905,815 km (0.1 R)
• M6: 1,308,383 km (0.055 R)
• M7: 1,608,327 km (0.109 R)
• M8: 1,820,307 km (0.093 R)
• M9: 2,257,133 km (0.099 R)
• M10: 2,477,341 km (0.117 R)
• M11: 2,859,264 km (0.071 R)
• M12: 3,251,959 km (0.077 R)
• M13: 3,860,672 km (0.035 R)
• M14: 5,414,545 km (0.115 R)
• M15: 5,728,701 km (0.093 R)
• M16: 6,788,901 km (0.111 R)
• M17: 7,200,744 km (0.117 R)
• M18: 7,532,402 km (0.084 R)
• M19: 8,431,785 km (0.069 R)
• M20: 9,569,028 km (0.104 R)
• M21: 12,275,552 km (0.096 R)
• M22: 14,462,225 km (0.082 R)
• M23: 16,162,554 km (0.117 R)
• M24: 17,227,541 km (0.09 R)
• M25: 19,315,030 km (0.081 R)
• M26: 20,046,713 km (0.112 R)
• M27: 20,232,514 km (0.068 R)
• M28: 20,891,791 km (0.051 R)
• M29: 22,955,195 km (0.104 R)
• M30: 25,258,404 km (0.09 R)
• M31: 26,243,506 km (0.101 R)
• M32: 26,801,655 km (0.079 R)
• M33: 30,562,695 km (0.082 R)
• M34: 34,527,338 km (0.096 R)
• M35: 42,532,919 km (0.043 R)
• M36: 42,993,680 km (0.067 R)
• M37: 44,395,711 km (0.106 R)
• M38: 51,343,036 km (0.103 R)
• M39: 51,865,283 km (0.095 R)
• M40: 64,876,109 km (0.097 R)
• M41: 67,757,064 km (0.065 R)
• M42: 71,801,592 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.2

Radius: 5.7

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 10.03 AU - 11.41 AU

Year: 22662 Days

Day: 21.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,835,814 km

• M1: 73,004 km (0.1 R)
• M2: 274,362 km (0.109 R)
• M3: 714,031 km (0.112 R)
• M4: 1,079,498 km (0.082 R)
• M5: 1,465,012 km (0.042 R)
• M6: 1,788,143 km (0.102 R)
• M7: 3,489,221 km (0.116 R)
• M8: 4,462,205 km (0.098 R)
• M9: 6,975,001 km (0.112 R)
• M10: 8,345,616 km (0.12 R)
• M11: 9,039,302 km (0.032 R)
• M12: 9,372,007 km (0.071 R)
• M13: 9,712,941 km (0.087 R)
• M14: 10,540,666 km (0.078 R)
• M15: 11,672,823 km (0.077 R)
• M16: 13,305,235 km (0.114 R)
• M17: 14,853,573 km (0.079 R)
• M18: 15,790,205 km (0.098 R)
• M19: 18,391,113 km (0.1 R)
• M20: 18,746,259 km (0.067 R)
• M21: 19,378,759 km (0.06 R)
• M22: 22,960,431 km (0.096 R)
• M23: 25,725,598 km (0.084 R)
• M24: 28,586,358 km (0.077 R)
• M25: 31,022,260 km (0.082 R)
• M26: 32,290,551 km (0.043 R)
• M27: 33,198,759 km (0.077 R)
• M28: 33,593,099 km (0.106 R)
• M29: 33,857,738 km (0.069 R)
• M30: 35,201,875 km (0.074 R)
• M31: 37,001,986 km (0.051 R)
• M32: 39,300,557 km (0.117 R)
• M33: 50,827,522 km (0.062 R)
• M34: 51,702,520 km (0.041 R)
• M35: 52,055,421 km (0.073 R)
• M36: 60,620,648 km (0.082 R)
• M37: 68,367,573 km (0.085 R)
• M38: 72,256,968 km (0.082 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 20,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit