🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551

Radius: 13.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.59 AU - 0.75 AU

Year: 379 Days

Day: 11 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,237,554 km

• M1: 165,605 km (0.118 R)
• M2: 706,252 km (0.046 R)
• M3: 1,329,327 km (0.064 R)
• M4: 1,818,213 km (0.096 R)
• M5: 2,273,888 km (0.087 R)
• M6: 2,691,415 km (0.105 R)
• M7: 3,267,666 km (0.079 R)
• M8: 3,987,232 km (0.066 R)
• M9: 4,938,824 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.9

Radius: 12.8

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.71 AU - 0.71 AU

Year: 413 Days

Day: 12.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,237,554 km

• M1: 159,172 km (0.102 R)
• M2: 617,690 km (0.059 R)
• M3: 1,021,005 km (0.118 R)
• M4: 1,624,184 km (0.099 R)
• M5: 2,273,140 km (0.056 R)
• M6: 2,861,059 km (0.077 R)
• M7: 3,788,865 km (0.108 R)
• M8: 4,190,386 km (0.099 R)
• M9: 5,519,713 km (0.116 R)
• M10: 5,931,855 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.2

Radius: 8.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.59 AU - 0.93 AU

Year: 457 Days

Day: 7.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,237,554 km

• M1: 102,026 km (0.101 R)
• M2: 533,765 km (0.109 R)
• M3: 822,339 km (0.08 R)
• M4: 1,151,904 km (0.111 R)
• M5: 1,497,624 km (0.095 R)
• M6: 1,851,423 km (0.116 R)
• M7: 2,226,166 km (0.059 R)
• M8: 2,556,328 km (0.033 R)
• M9: 2,827,849 km (0.064 R)
• M10: 3,327,057 km (0.114 R)
• M11: 4,337,889 km (0.06 R)
• M12: 4,626,913 km (0.056 R)
• M13: 4,884,819 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.8

Radius: 8

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.71 AU - 7.83 AU

Year: 10837 Days

Day: 19.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,237,554 km

• M1: 99,782 km (0.066 R)
• M2: 354,248 km (0.084 R)
• M3: 627,862 km (0.095 R)
• M4: 884,123 km (0.08 R)
• M5: 1,532,181 km (0.1 R)
• M6: 2,587,594 km (0.119 R)
• M7: 3,076,480 km (0.095 R)
• M8: 4,008,026 km (0.103 R)
• M9: 5,923,178 km (0.116 R)
• M10: 6,376,759 km (0.101 R)
• M11: 7,058,776 km (0.062 R)
• M12: 8,240,748 km (0.096 R)
• M13: 8,567,620 km (0.118 R)
• M14: 11,911,282 km (0.082 R)
• M15: 12,881,573 km (0.099 R)
• M16: 14,300,659 km (0.081 R)
• M17: 17,369,958 km (0.117 R)
• M18: 18,299,111 km (0.117 R)
• M19: 19,837,426 km (0.094 R)
• M20: 20,510,317 km (0.118 R)
• M21: 33,093,293 km (0.085 R)
• M22: 37,238,351 km (0.104 R)
• M23: 42,542,642 km (0.092 R)
• M24: 44,512,098 km (0.096 R)
• M25: 50,628,258 km (0.067 R)
• M26: 52,838,566 km (0.054 R)
• M27: 54,783,638 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.1

Radius: 4.7

Gravity: 28.75 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.77 AU - 8.53 AU

Year: 13197 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,237,554 km

• M1: 58,792 km (0.12 R)
• M2: 229,782 km (0.093 R)
• M3: 397,033 km (0.059 R)
• M4: 549,473 km (0.084 R)
• M5: 1,278,463 km (0.034 R)
• M6: 1,986,809 km (0.071 R)
• M7: 2,266,408 km (0.115 R)
• M8: 3,339,772 km (0.106 R)
• M9: 3,573,444 km (0.113 R)
• M10: 5,143,324 km (0.107 R)
• M11: 5,349,919 km (0.084 R)
• M12: 5,779,714 km (0.115 R)
• M13: 6,040,912 km (0.061 R)
• M14: 6,193,651 km (0.096 R)
• M15: 9,102,133 km (0.115 R)
• M16: 9,252,479 km (0.099 R)
• M17: 10,626,834 km (0.097 R)
• M18: 11,654,422 km (0.101 R)
• M19: 12,871,999 km (0.045 R)
• M20: 13,905,272 km (0.119 R)
• M21: 16,878,380 km (0.099 R)
• M22: 18,272,931 km (0.097 R)
• M23: 19,826,355 km (0.092 R)
• M24: 21,732,531 km (0.109 R)
• M25: 25,207,989 km (0.101 R)
• M26: 27,336,468 km (0.065 R)
• M27: 29,253,864 km (0.117 R)
• M28: 29,691,737 km (0.081 R)
• M29: 30,580,647 km (0.109 R)
• M30: 34,435,485 km (0.031 R)
• M31: 36,922,699 km (0.084 R)
• M32: 37,177,764 km (0.061 R)
• M33: 39,793,931 km (0.09 R)
• M34: 42,530,226 km (0.088 R)
• M35: 43,801,509 km (0.11 R)
• M36: 46,419,621 km (0.081 R)
• M37: 53,580,273 km (0.107 R)
• M38: 54,071,253 km (0.116 R)
• M39: 55,562,444 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.1

Radius: 6.9

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.39 AU - 12.11 AU

Year: 22652 Days

Day: 24.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,237,554 km

• M1: 85,869 km (0.088 R)
• M2: 481,556 km (0.112 R)
• M3: 1,860,848 km (0.1 R)
• M4: 4,193,378 km (0.106 R)
• M5: 7,060,720 km (0.099 R)
• M6: 7,840,424 km (0.109 R)
• M7: 18,140,238 km (0.084 R)
• M8: 19,689,623 km (0.104 R)
• M9: 28,176,310 km (0.108 R)
• M10: 35,660,991 km (0.066 R)
• M11: 42,462,608 km (0.054 R)
• M12: 48,352,575 km (0.067 R)
• M13: 69,025,654 km (0.107 R)
• M14: 70,993,166 km (0.076 R)
• M15: 75,498,754 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 11,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit