🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.51 AU - 0.75 AU

Year: 323 Days

Day: 12.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,867,250 km

• M1: 40,092 km (0.116 R)

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.7

Radius: 13

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.09 AU - 1.71 AU

Year: 1070 Days

Day: 6.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,867,250 km

• M1: 161,715 km (0.039 R)
• M2: 601,383 km (0.116 R)
• M3: 1,017,565 km (0.096 R)
• M4: 1,441,525 km (0.12 R)
• M5: 2,036,027 km (0.12 R)
• M6: 2,500,977 km (0.107 R)
• M7: 3,186,135 km (0.103 R)
• M8: 3,649,141 km (0.096 R)
• M9: 4,533,713 km (0.118 R)
• M10: 5,375,949 km (0.116 R)
• M11: 6,101,050 km (0.111 R)
• M12: 6,521,570 km (0.119 R)
• M13: 6,985,024 km (0.111 R)
• M14: 7,445,636 km (0.095 R)
• M15: 7,900,712 km (0.079 R)
• M16: 8,374,489 km (0.056 R)
• M17: 9,408,060 km (0.097 R)
• M18: 10,493,692 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.3

Radius: 14.3

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.77 AU - 2.15 AU

Year: 1772 Days

Day: 12.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,867,250 km

• M1: 177,872 km (0.099 R)
• M2: 643,271 km (0.075 R)
• M3: 1,098,647 km (0.08 R)
• M4: 1,912,908 km (0.091 R)
• M5: 6,350,729 km (0.043 R)
• M6: 7,756,650 km (0.102 R)
• M7: 8,725,595 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.3

Radius: 14

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.72 AU - 2.76 AU

Year: 2928 Days

Day: 8.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,867,250 km

• M1: 175,927 km (0.093 R)
• M2: 685,757 km (0.101 R)
• M3: 1,165,517 km (0.073 R)
• M4: 2,006,706 km (0.094 R)
• M5: 2,979,391 km (0.09 R)
• M6: 3,519,888 km (0.079 R)
• M7: 4,822,886 km (0.1 R)
• M8: 5,622,187 km (0.098 R)
• M9: 6,080,256 km (0.078 R)
• M10: 6,590,833 km (0.104 R)
• M11: 8,200,806 km (0.104 R)
• M12: 9,166,909 km (0.102 R)
• M13: 11,009,655 km (0.071 R)
• M14: 12,143,607 km (0.089 R)
• M15: 14,127,425 km (0.059 R)
• M16: 14,882,295 km (0.077 R)
• M17: 16,014,452 km (0.102 R)
• M18: 16,679,415 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.1

Radius: 10.2

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.79 AU - 6.73 AU

Year: 8926 Days

Day: 11 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,867,250 km

• M1: 129,253 km (0.115 R)
• M2: 1,024,446 km (0.106 R)
• M3: 1,389,465 km (0.068 R)
• M4: 1,888,823 km (0.058 R)
• M5: 2,519,527 km (0.082 R)
• M6: 2,965,179 km (0.101 R)
• M7: 3,444,940 km (0.037 R)
• M8: 4,282,239 km (0.089 R)
• M9: 5,106,673 km (0.087 R)
• M10: 6,692,261 km (0.046 R)
• M11: 8,855,147 km (0.1 R)
• M12: 9,816,313 km (0.113 R)
• M13: 10,533,186 km (0.074 R)
• M14: 13,524,695 km (0.104 R)
• M15: 13,987,102 km (0.068 R)
• M16: 16,722,050 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.2

Radius: 6.6

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.15 AU - 6.19 AU

Year: 9896 Days

Day: 17.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,867,250 km

• M1: 82,129 km (0.056 R)
• M2: 323,131 km (0.081 R)
• M3: 568,322 km (0.094 R)
• M4: 1,392,008 km (0.086 R)
• M5: 1,607,130 km (0.062 R)
• M6: 2,321,609 km (0.038 R)
• M7: 2,779,229 km (0.112 R)
• M8: 3,383,455 km (0.104 R)
• M9: 4,021,640 km (0.1 R)
• M10: 4,435,876 km (0.064 R)
• M11: 6,113,317 km (0.05 R)
• M12: 7,933,923 km (0.104 R)
• M13: 9,054,112 km (0.118 R)
• M14: 9,719,972 km (0.105 R)
• M15: 9,949,156 km (0.101 R)
• M16: 11,501,832 km (0.116 R)
• M17: 12,018,543 km (0.028 R)
• M18: 13,265,442 km (0.037 R)
• M19: 13,604,430 km (0.11 R)
• M20: 15,079,465 km (0.099 R)
• M21: 17,656,289 km (0.073 R)
• M22: 21,892,900 km (0.07 R)
• M23: 22,446,113 km (0.05 R)
• M24: 23,089,683 km (0.098 R)
• M25: 23,498,086 km (0.083 R)
• M26: 23,745,371 km (0.085 R)
• M27: 28,593,987 km (0.098 R)
• M28: 28,970,376 km (0.102 R)
• M29: 29,445,498 km (0.109 R)
• M30: 33,021,037 km (0.092 R)
• M31: 35,342,946 km (0.118 R)
• M32: 35,667,723 km (0.103 R)
• M33: 37,098,327 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.2

Radius: 6.1

Gravity: 23.63 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.55 AU - 7.67 AU

Year: 10973 Days

Day: 24.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,867,250 km

• M1: 75,846 km (0.068 R)
• M2: 311,164 km (0.108 R)
• M3: 581,038 km (0.059 R)
• M4: 840,890 km (0.1 R)
• M5: 1,094,159 km (0.093 R)
• M6: 1,906,326 km (0.111 R)
• M7: 2,657,905 km (0.068 R)
• M8: 3,538,588 km (0.118 R)
• M9: 4,031,363 km (0.073 R)
• M10: 4,234,817 km (0.107 R)
• M11: 4,568,569 km (0.041 R)
• M12: 5,152,599 km (0.113 R)
• M13: 5,821,601 km (0.107 R)
• M14: 6,234,491 km (0.052 R)
• M15: 7,947,387 km (0.057 R)
• M16: 8,741,752 km (0.054 R)
• M17: 8,985,147 km (0.072 R)
• M18: 9,183,215 km (0.108 R)
• M19: 11,910,384 km (0.046 R)
• M20: 16,204,142 km (0.109 R)
• M21: 18,734,441 km (0.094 R)
• M22: 20,050,902 km (0.113 R)
• M23: 20,560,283 km (0.102 R)
• M24: 21,165,256 km (0.114 R)
• M25: 21,960,369 km (0.052 R)
• M26: 22,592,570 km (0.045 R)
• M27: 22,959,084 km (0.098 R)
• M28: 23,610,284 km (0.066 R)
• M29: 24,465,385 km (0.106 R)
• M30: 25,144,560 km (0.092 R)
• M31: 33,823,031 km (0.109 R)
• M32: 35,398,895 km (0.105 R)
• M33: 36,017,931 km (0.093 R)
• M34: 44,446,575 km (0.118 R)
• M35: 45,457,108 km (0.063 R)
• M36: 47,076,056 km (0.082 R)
• M37: 47,824,345 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.3

Radius: 5.3

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.65 AU - 8.71 AU

Year: 13742 Days

Day: 19.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,867,250 km

• M1: 65,973 km (0.069 R)
• M2: 244,293 km (0.094 R)
• M3: 967,599 km (0.039 R)
• M4: 1,156,691 km (0.114 R)
• M5: 1,692,102 km (0.054 R)
• M6: 2,344,348 km (0.06 R)
• M7: 2,632,474 km (0.116 R)
• M8: 3,215,008 km (0.115 R)
• M9: 3,687,737 km (0.082 R)
• M10: 3,953,273 km (0.106 R)
• M11: 9,576,508 km (0.095 R)
• M12: 10,502,219 km (0.109 R)
• M13: 10,888,631 km (0.082 R)
• M14: 12,422,906 km (0.042 R)
• M15: 13,130,355 km (0.044 R)
• M16: 14,037,516 km (0.11 R)
• M17: 14,212,247 km (0.06 R)
• M18: 14,447,265 km (0.091 R)
• M19: 15,787,213 km (0.077 R)
• M20: 16,616,583 km (0.118 R)
• M21: 22,291,878 km (0.113 R)
• M22: 23,580,065 km (0.114 R)
• M23: 25,865,023 km (0.08 R)
• M24: 27,649,726 km (0.099 R)
• M25: 28,386,046 km (0.098 R)
• M26: 32,264,970 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.7

Radius: 6.1

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.73 AU - 9.21 AU

Year: 17346 Days

Day: 16.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,867,250 km

• M1: 88,562 km (0.094 R)
• M2: 1,878,650 km (0.067 R)
• M3: 2,532,243 km (0.043 R)
• M4: 2,728,366 km (0.117 R)
• M5: 3,077,976 km (0.04 R)
• M6: 3,754,458 km (0.11 R)
• M7: 4,653,092 km (0.109 R)
• M8: 7,602,564 km (0.094 R)
• M9: 8,106,260 km (0.08 R)
• M10: 10,126,429 km (0.097 R)
• M11: 10,455,994 km (0.088 R)
• M12: 10,792,589 km (0.102 R)
• M13: 11,194,409 km (0.08 R)
• M14: 12,774,761 km (0.088 R)
• M15: 12,966,246 km (0.079 R)
• M16: 22,295,019 km (0.089 R)
• M17: 23,229,857 km (0.053 R)
• M18: 26,811,678 km (0.117 R)
• M19: 31,089,130 km (0.073 R)
• M20: 32,137,063 km (0.077 R)
• M21: 32,968,229 km (0.086 R)
• M22: 34,797,512 km (0.111 R)
• M23: 36,951,123 km (0.102 R)
• M24: 44,233,398 km (0.081 R)
• M25: 44,672,168 km (0.092 R)
• M26: 44,966,128 km (0.111 R)
• M27: 55,579,349 km (0.063 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 18,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit