🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.3

Radius: 14.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.99 AU - 1.17 AU

Year: 761 Days

Day: 10 Hours

Environment

Temp: -188 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,048,312 km

• M1: 182,809 km (0.087 R)
• M2: 656,884 km (0.12 R)
• M3: 1,178,981 km (0.058 R)
• M4: 1,656,198 km (0.043 R)
• M5: 2,408,975 km (0.072 R)
• M6: 3,073,039 km (0.058 R)
• M7: 3,586,609 km (0.096 R)
• M8: 4,126,956 km (0.1 R)
• M9: 4,823,335 km (0.102 R)
• M10: 5,410,207 km (0.106 R)
• M11: 6,452,904 km (0.113 R)
• M12: 7,280,031 km (0.097 R)
• M13: 7,934,073 km (0.071 R)
• M14: 8,425,053 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.2

Radius: 11.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.08 AU - 1.5 AU

Year: 994 Days

Day: 12.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,048,312 km

• M1: 151,094 km (0.063 R)
• M2: 534,513 km (0.101 R)
• M3: 1,212,491 km (0.071 R)
• M4: 1,800,560 km (0.108 R)
• M5: 2,204,025 km (0.085 R)
• M6: 3,336,631 km (0.109 R)
• M7: 4,097,486 km (0.086 R)
• M8: 4,537,004 km (0.095 R)
• M9: 5,672,901 km (0.071 R)
• M10: 6,552,237 km (0.111 R)
• M11: 9,563,343 km (0.106 R)
• M12: 9,976,682 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.4

Radius: 15

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.96 AU - 3.06 AU

Year: 2697 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,048,312 km

• M1: 186,549 km (0.053 R)
• M2: 731,234 km (0.025 R)
• M3: 1,380,340 km (0.039 R)
• M4: 2,220,631 km (0.103 R)
• M5: 2,898,608 km (0.047 R)
• M6: 3,509,267 km (0.078 R)
• M7: 4,631,101 km (0.105 R)
• M8: 5,397,491 km (0.034 R)
• M9: 5,876,354 km (0.081 R)
• M10: 6,804,609 km (0.118 R)
• M11: 7,797,340 km (0.1 R)
• M12: 8,578,391 km (0.062 R)
• M13: 9,339,844 km (0.061 R)
• M14: 9,995,980 km (0.078 R)
• M15: 10,604,993 km (0.1 R)
• M16: 11,813,744 km (0.083 R)
• M17: 12,845,371 km (0.117 R)
• M18: 13,936,388 km (0.103 R)
• M19: 16,199,205 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.5

Radius: 10.5

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.1 AU - 3.12 AU

Year: 2860 Days

Day: 5.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,048,312 km

• M1: 130,599 km (0.095 R)
• M2: 504,594 km (0.099 R)
• M3: 961,166 km (0.096 R)
• M4: 1,622,539 km (0.101 R)
• M5: 1,965,566 km (0.115 R)
• M6: 2,489,757 km (0.074 R)
• M7: 2,917,308 km (0.051 R)
• M8: 3,374,928 km (0.025 R)
• M9: 4,151,491 km (0.116 R)
• M10: 4,570,963 km (0.059 R)
• M11: 5,392,554 km (0.113 R)
• M12: 6,481,777 km (0.03 R)
• M13: 7,679,307 km (0.096 R)
• M14: 8,211,278 km (0.095 R)
• M15: 9,498,118 km (0.106 R)
• M16: 10,628,929 km (0.12 R)
• M17: 11,332,188 km (0.036 R)
• M18: 13,156,235 km (0.039 R)
• M19: 14,113,662 km (0.045 R)
• M20: 15,953,117 km (0.107 R)
• M21: 18,884,637 km (0.1 R)
• M22: 19,608,990 km (0.079 R)
• M23: 19,978,048 km (0.066 R)
• M24: 21,113,047 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.3

Radius: 11.5

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.78 AU - 2.98 AU

Year: 3315 Days

Day: 14.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,048,312 km

• M1: 201,359 km (0.062 R)
• M2: 619,634 km (0.051 R)
• M3: 1,224,159 km (0.062 R)
• M4: 1,763,460 km (0.074 R)
• M5: 2,184,877 km (0.097 R)
• M6: 3,326,458 km (0.089 R)
• M7: 3,811,903 km (0.104 R)
• M8: 4,322,182 km (0.067 R)
• M9: 5,350,966 km (0.103 R)
• M10: 6,274,434 km (0.103 R)
• M11: 6,804,758 km (0.117 R)
• M12: 8,159,068 km (0.112 R)
• M13: 9,918,488 km (0.107 R)
• M14: 10,680,390 km (0.084 R)
• M15: 11,096,721 km (0.054 R)
• M16: 12,872,298 km (0.094 R)
• M17: 13,925,916 km (0.117 R)
• M18: 14,625,735 km (0.061 R)
• M19: 21,290,919 km (0.114 R)
• M20: 22,762,662 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 9.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.18 AU - 3.92 AU

Year: 4537 Days

Day: 7.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,048,312 km

• M1: 115,639 km (0.092 R)
• M2: 438,023 km (0.035 R)
• M3: 775,515 km (0.087 R)
• M4: 1,645,277 km (0.118 R)
• M5: 2,299,020 km (0.047 R)
• M6: 2,678,251 km (0.115 R)
• M7: 3,279,335 km (0.074 R)
• M8: 3,721,546 km (0.09 R)
• M9: 4,290,916 km (0.092 R)
• M10: 7,324,162 km (0.081 R)
• M11: 8,532,614 km (0.113 R)
• M12: 8,890,751 km (0.062 R)
• M13: 9,221,662 km (0.077 R)
• M14: 9,714,138 km (0.07 R)
• M15: 10,065,244 km (0.107 R)
• M16: 10,875,915 km (0.115 R)
• M17: 11,861,316 km (0.09 R)
• M18: 15,383,897 km (0.095 R)
• M19: 19,486,768 km (0.098 R)
• M20: 20,872,942 km (0.079 R)
• M21: 21,196,971 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.9

Radius: 11.6

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.2 AU - 5.14 AU

Year: 5776 Days

Day: 11 Hours

Environment

Temp: -226 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,048,312 km

• M1: 145,110 km (0.066 R)
• M2: 700,118 km (0.096 R)
• M3: 1,507,049 km (0.094 R)
• M4: 1,911,262 km (0.092 R)
• M5: 2,330,136 km (0.097 R)
• M6: 2,996,146 km (0.048 R)
• M7: 3,867,404 km (0.118 R)
• M8: 6,279,371 km (0.095 R)
• M9: 6,904,241 km (0.096 R)
• M10: 7,440,250 km (0.119 R)
• M11: 10,795,581 km (0.05 R)
• M12: 11,781,431 km (0.104 R)
• M13: 17,001,499 km (0.117 R)
• M14: 18,573,623 km (0.039 R)
• M15: 19,364,248 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.5

Radius: 13.6

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.14 AU - 4.24 AU

Year: 5817 Days

Day: 14 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,048,312 km

• M1: 169,644 km (0.072 R)
• M2: 862,133 km (0.1 R)
• M3: 2,724,626 km (0.106 R)
• M4: 5,401,830 km (0.1 R)
• M5: 6,544,458 km (0.119 R)
• M6: 7,293,195 km (0.103 R)
• M7: 7,955,615 km (0.117 R)
• M8: 10,219,779 km (0.074 R)
• M9: 11,850,395 km (0.092 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.9

Radius: 9.7

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.14 AU - 5.64 AU

Year: 7334 Days

Day: 8.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,048,312 km

• M1: 121,773 km (0.116 R)
• M2: 490,232 km (0.105 R)
• M3: 814,112 km (0.118 R)
• M4: 1,554,920 km (0.077 R)
• M5: 2,345,545 km (0.054 R)
• M6: 2,655,961 km (0.115 R)
• M7: 3,141,555 km (0.079 R)
• M8: 3,567,161 km (0.034 R)
• M9: 4,185,599 km (0.114 R)
• M10: 5,260,908 km (0.072 R)
• M11: 6,130,222 km (0.096 R)
• M12: 6,653,066 km (0.095 R)
• M13: 7,473,311 km (0.089 R)
• M14: 7,908,043 km (0.108 R)
• M15: 8,784,985 km (0.116 R)
• M16: 9,135,493 km (0.045 R)
• M17: 9,495,575 km (0.047 R)
• M18: 10,388,525 km (0.111 R)
• M19: 11,285,215 km (0.095 R)
• M20: 11,647,541 km (0.079 R)
• M21: 17,641,329 km (0.105 R)
• M22: 18,484,463 km (0.106 R)
• M23: 19,427,827 km (0.101 R)
• M24: 23,107,485 km (0.039 R)
• M25: 27,505,812 km (0.041 R)
• M26: 30,696,137 km (0.073 R)
• M27: 31,200,132 km (0.074 R)
• M28: 35,102,841 km (0.049 R)
• M29: 37,456,614 km (0.112 R)
• M30: 37,916,628 km (0.096 R)
• M31: 38,380,381 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.5

Radius: 7.4

Gravity: 15.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.68 AU - 8.16 AU

Year: 13709 Days

Day: 21.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,048,312 km

• M1: 92,003 km (0.086 R)
• M2: 369,656 km (0.04 R)
• M3: 658,530 km (0.114 R)
• M4: 1,006,644 km (0.057 R)
• M5: 1,724,714 km (0.079 R)
• M6: 3,255,100 km (0.102 R)
• M7: 4,431,089 km (0.091 R)
• M8: 4,723,104 km (0.101 R)
• M9: 8,591,555 km (0.115 R)
• M10: 8,842,431 km (0.114 R)
• M11: 10,566,397 km (0.118 R)
• M12: 11,089,092 km (0.063 R)
• M13: 12,185,943 km (0.07 R)
• M14: 14,102,591 km (0.117 R)
• M15: 15,909,135 km (0.065 R)
• M16: 18,274,128 km (0.105 R)
• M17: 19,540,175 km (0.044 R)
• M18: 20,238,946 km (0.104 R)
• M19: 25,089,807 km (0.06 R)
• M20: 25,603,376 km (0.112 R)
• M21: 25,914,989 km (0.061 R)
• M22: 27,619,357 km (0.073 R)
• M23: 28,498,993 km (0.089 R)
• M24: 29,058,190 km (0.105 R)
• M25: 36,219,888 km (0.083 R)
• M26: 37,008,120 km (0.036 R)
• M27: 37,539,940 km (0.105 R)
• M28: 53,221,387 km (0.072 R)
• M29: 54,239,850 km (0.101 R)
• M30: 55,965,910 km (0.035 R)
• M31: 56,666,626 km (0.118 R)
• M32: 59,709,447 km (0.041 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 19,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit