🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.3

Radius: 15

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.68 AU - 0.8 AU

Year: 411 Days

Day: 7.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 81,642,704 km

• M1: 186,549 km (0.082 R)
• M2: 694,134 km (0.12 R)
• M3: 1,252,433 km (0.105 R)
• M4: 1,779,616 km (0.109 R)
• M5: 2,921,646 km (0.077 R)
• M6: 3,837,784 km (0.042 R)
• M7: 4,938,375 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.6

Radius: 14.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.81 AU - 1.19 AU

Year: 646 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,642,704 km

• M1: 185,352 km (0.092 R)
• M2: 675,285 km (0.082 R)
• M3: 1,182,272 km (0.087 R)
• M4: 1,782,907 km (0.119 R)
• M5: 2,524,614 km (0.056 R)
• M6: 3,377,471 km (0.081 R)
• M7: 3,893,135 km (0.068 R)
• M8: 4,569,317 km (0.075 R)
• M9: 5,085,280 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.1

Radius: 9.5

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.93 AU - 1.45 AU

Year: 838 Days

Day: 6.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,642,704 km

• M1: 118,182 km (0.049 R)
• M2: 484,697 km (0.106 R)
• M3: 901,327 km (0.038 R)
• M4: 1,843,345 km (0.109 R)
• M5: 2,399,699 km (0.066 R)
• M6: 2,868,390 km (0.074 R)
• M7: 3,692,973 km (0.085 R)
• M8: 4,005,782 km (0.114 R)
• M9: 4,370,651 km (0.049 R)
• M10: 4,811,965 km (0.059 R)
• M11: 5,109,964 km (0.112 R)
• M12: 7,046,808 km (0.095 R)
• M13: 8,036,398 km (0.042 R)
• M14: 8,537,700 km (0.099 R)
• M15: 9,285,839 km (0.039 R)
• M16: 9,719,972 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.4

Radius: 6.9

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.75 AU - 8.91 AU

Year: 12814 Days

Day: 16.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,642,704 km

• M1: 89,908 km (0.058 R)
• M2: 692,489 km (0.117 R)
• M3: 1,104,930 km (0.079 R)
• M4: 1,785,151 km (0.106 R)
• M5: 2,044,255 km (0.052 R)
• M6: 2,600,759 km (0.1 R)
• M7: 4,113,792 km (0.107 R)
• M8: 4,350,755 km (0.071 R)
• M9: 4,652,643 km (0.097 R)
• M10: 5,298,607 km (0.091 R)
• M11: 5,516,122 km (0.117 R)
• M12: 6,273,686 km (0.106 R)
• M13: 7,440,250 km (0.057 R)
• M14: 7,832,645 km (0.05 R)
• M15: 8,321,830 km (0.073 R)
• M16: 9,182,018 km (0.092 R)
• M17: 10,484,118 km (0.037 R)
• M18: 10,729,010 km (0.117 R)
• M19: 11,642,155 km (0.091 R)
• M20: 12,171,432 km (0.089 R)
• M21: 12,387,601 km (0.062 R)
• M22: 13,855,605 km (0.114 R)
• M23: 16,204,292 km (0.033 R)
• M24: 17,541,248 km (0.103 R)
• M25: 19,240,829 km (0.088 R)
• M26: 19,980,292 km (0.114 R)
• M27: 21,437,375 km (0.093 R)
• M28: 22,151,555 km (0.085 R)
• M29: 27,232,348 km (0.059 R)
• M30: 27,975,999 km (0.025 R)
• M31: 29,309,963 km (0.12 R)
• M32: 32,621,162 km (0.049 R)
• M33: 33,459,808 km (0.1 R)
• M34: 39,147,369 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.4

Radius: 6.4

Gravity: 15.1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.21 AU - 11.69 AU

Year: 23396 Days

Day: 17.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,642,704 km

• M1: 80,184 km (0.102 R)
• M2: 293,960 km (0.025 R)
• M3: 494,571 km (0.116 R)
• M4: 1,124,677 km (0.081 R)
• M5: 1,369,419 km (0.118 R)
• M6: 1,580,352 km (0.098 R)
• M7: 2,509,504 km (0.097 R)
• M8: 2,828,148 km (0.076 R)
• M9: 3,118,667 km (0.076 R)
• M10: 4,045,725 km (0.098 R)
• M11: 4,734,174 km (0.117 R)
• M12: 5,783,603 km (0.074 R)
• M13: 6,036,573 km (0.064 R)
• M14: 6,747,163 km (0.063 R)
• M15: 7,267,016 km (0.077 R)
• M16: 8,018,595 km (0.092 R)
• M17: 10,336,315 km (0.079 R)
• M18: 11,614,330 km (0.085 R)
• M19: 12,360,374 km (0.113 R)
• M20: 13,723,809 km (0.098 R)
• M21: 14,947,221 km (0.101 R)
• M22: 15,585,555 km (0.088 R)
• M23: 17,260,453 km (0.11 R)
• M24: 20,088,152 km (0.112 R)
• M25: 20,571,502 km (0.097 R)
• M26: 20,963,598 km (0.11 R)
• M27: 26,873,761 km (0.09 R)
• M28: 29,768,031 km (0.112 R)
• M29: 31,033,031 km (0.074 R)
• M30: 35,742,671 km (0.063 R)
• M31: 37,461,102 km (0.111 R)
• M32: 38,340,588 km (0.063 R)
• M33: 39,233,837 km (0.084 R)
• M34: 40,140,849 km (0.065 R)
• M35: 41,216,607 km (0.107 R)
• M36: 48,077,913 km (0.111 R)
• M37: 50,523,988 km (0.117 R)
• M38: 75,909,999 km (0.076 R)
• M39: 76,846,182 km (0.058 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 17,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit