🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.4

Radius: 14.7

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.39 AU - 0.63 AU

Year: 247 Days

Day: 8.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,666,400 km

• M1: 182,809 km (0.091 R)
• M2: 670,498 km (0.074 R)
• M3: 1,132,905 km (0.119 R)
• M4: 1,624,483 km (0.067 R)
• M5: 2,316,673 km (0.09 R)
• M6: 2,810,046 km (0.06 R)
• M7: 3,394,824 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.2

Radius: 12.6

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1 AU - 1 AU

Year: 678 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,666,400 km

• M1: 176,525 km (0.104 R)
• M2: 694,733 km (0.117 R)
• M3: 1,124,228 km (0.11 R)
• M4: 1,668,016 km (0.119 R)
• M5: 2,593,877 km (0.045 R)
• M6: 4,392,343 km (0.09 R)
• M7: 4,811,516 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 9.7

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.28 AU - 1.88 AU

Year: 1347 Days

Day: 12.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,666,400 km

• M1: 120,725 km (0.115 R)
• M2: 488,138 km (0.076 R)
• M3: 960,867 km (0.106 R)
• M4: 1,341,295 km (0.026 R)
• M5: 1,890,917 km (0.106 R)
• M6: 2,672,865 km (0.118 R)
• M7: 3,899,568 km (0.063 R)
• M8: 4,769,928 km (0.059 R)
• M9: 5,200,620 km (0.12 R)
• M10: 5,508,942 km (0.077 R)
• M11: 6,276,678 km (0.111 R)
• M12: 6,650,523 km (0.093 R)
• M13: 7,039,328 km (0.085 R)
• M14: 7,417,511 km (0.088 R)
• M15: 9,009,532 km (0.112 R)
• M16: 10,554,878 km (0.079 R)
• M17: 11,356,423 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.1

Radius: 14.6

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.96 AU - 3.04 AU

Year: 3524 Days

Day: 10.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,666,400 km

• M1: 182,061 km (0.065 R)
• M2: 1,958,236 km (0.048 R)
• M3: 2,548,998 km (0.11 R)
• M4: 3,109,691 km (0.1 R)
• M5: 3,733,963 km (0.112 R)
• M6: 4,849,664 km (0.091 R)
• M7: 7,797,340 km (0.078 R)
• M8: 8,395,732 km (0.1 R)
• M9: 9,720,870 km (0.119 R)
• M10: 10,489,952 km (0.062 R)
• M11: 12,400,915 km (0.106 R)
• M12: 14,912,514 km (0.066 R)
• M13: 17,268,681 km (0.085 R)
• M14: 17,854,207 km (0.068 R)
• M15: 18,673,853 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.5

Radius: 15

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.5 AU - 4.52 AU

Year: 6496 Days

Day: 10.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,666,400 km

• M1: 186,848 km (0.092 R)
• M2: 658,231 km (0.119 R)
• M3: 1,343,838 km (0.113 R)
• M4: 2,061,309 km (0.106 R)
• M5: 3,249,116 km (0.103 R)
• M6: 4,404,610 km (0.077 R)
• M7: 6,168,070 km (0.098 R)
• M8: 7,896,374 km (0.11 R)
• M9: 10,569,239 km (0.115 R)
• M10: 11,043,165 km (0.104 R)
• M11: 13,083,531 km (0.081 R)
• M12: 15,545,762 km (0.09 R)
• M13: 16,854,594 km (0.083 R)
• M14: 17,437,427 km (0.088 R)
• M15: 20,048,508 km (0.12 R)
• M16: 20,850,652 km (0.083 R)
• M17: 22,209,300 km (0.099 R)
• M18: 23,949,273 km (0.071 R)
• M19: 28,239,440 km (0.095 R)
• M20: 29,062,678 km (0.037 R)
• M21: 30,470,244 km (0.108 R)
• M22: 33,017,148 km (0.074 R)
• M23: 33,828,567 km (0.095 R)
• M24: 34,549,479 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.3

Radius: 13.7

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.3 AU - 5 AU

Year: 6801 Days

Day: 9 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,666,400 km

• M1: 170,392 km (0.072 R)
• M2: 657,183 km (0.104 R)
• M3: 1,163,871 km (0.057 R)
• M4: 3,054,938 km (0.117 R)
• M5: 4,271,019 km (0.095 R)
• M6: 6,150,866 km (0.099 R)
• M7: 6,849,638 km (0.094 R)
• M8: 7,484,830 km (0.041 R)
• M9: 8,077,537 km (0.078 R)
• M10: 10,818,020 km (0.107 R)
• M11: 12,263,285 km (0.052 R)
• M12: 14,728,658 km (0.077 R)
• M13: 17,100,832 km (0.104 R)
• M14: 19,940,798 km (0.066 R)
• M15: 20,544,425 km (0.037 R)
• M16: 21,160,170 km (0.115 R)
• M17: 23,831,539 km (0.063 R)
• M18: 25,821,490 km (0.118 R)
• M19: 26,994,188 km (0.085 R)
• M20: 28,013,847 km (0.109 R)
• M21: 28,485,828 km (0.118 R)
• M22: 29,445,498 km (0.039 R)
• M23: 30,031,623 km (0.068 R)
• M24: 31,632,769 km (0.106 R)
• M25: 32,766,122 km (0.106 R)
• M26: 39,076,909 km (0.106 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 17,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit