🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.2

Radius: 13.5

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.65 AU - 0.99 AU

Year: 513 Days

Day: 5.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,539,496 km

• M1: 167,849 km (0.118 R)
• M2: 623,973 km (0.106 R)
• M3: 1,082,041 km (0.101 R)
• M4: 1,528,890 km (0.092 R)
• M5: 1,995,785 km (0.07 R)
• M6: 2,788,205 km (0.114 R)
• M7: 3,290,256 km (0.089 R)
• M8: 3,876,380 km (0.032 R)
• M9: 4,400,122 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.9

Radius: 14.4

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.93 AU - 1.41 AU

Year: 874 Days

Day: 8.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,539,496 km

• M1: 203,004 km (0.067 R)
• M2: 837,598 km (0.05 R)
• M3: 1,310,328 km (0.07 R)
• M4: 2,067,143 km (0.1 R)
• M5: 3,433,870 km (0.093 R)
• M6: 4,290,168 km (0.089 R)
• M7: 4,786,234 km (0.076 R)
• M8: 5,723,914 km (0.1 R)
• M9: 6,287,150 km (0.082 R)
• M10: 7,389,985 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.9

Radius: 8.2

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.57 AU - 1.87 AU

Year: 1557 Days

Day: 12.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,539,496 km

• M1: 104,270 km (0.115 R)
• M2: 373,396 km (0.115 R)
• M3: 674,537 km (0.063 R)
• M4: 1,003,353 km (0.11 R)
• M5: 1,840,203 km (0.058 R)
• M6: 2,293,635 km (0.091 R)
• M7: 2,553,037 km (0.116 R)
• M8: 2,868,240 km (0.107 R)
• M9: 3,302,223 km (0.046 R)
• M10: 3,764,780 km (0.068 R)
• M11: 4,665,060 km (0.096 R)
• M12: 5,120,436 km (0.079 R)
• M13: 5,377,744 km (0.114 R)
• M14: 6,305,550 km (0.032 R)
• M15: 8,050,609 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.4

Radius: 15

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.63 AU - 5.47 AU

Year: 7833 Days

Day: 7.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,539,496 km

• M1: 186,698 km (0.11 R)
• M2: 1,397,693 km (0.109 R)
• M3: 2,000,872 km (0.116 R)
• M4: 2,701,887 km (0.118 R)
• M5: 3,452,270 km (0.091 R)
• M6: 3,986,484 km (0.115 R)
• M7: 4,495,865 km (0.111 R)
• M8: 5,585,386 km (0.09 R)
• M9: 6,461,880 km (0.047 R)
• M10: 7,059,823 km (0.057 R)
• M11: 7,771,609 km (0.099 R)
• M12: 8,907,506 km (0.111 R)
• M13: 10,244,761 km (0.077 R)
• M14: 11,559,427 km (0.067 R)
• M15: 13,427,606 km (0.119 R)
• M16: 14,112,465 km (0.057 R)
• M17: 16,116,328 km (0.059 R)
• M18: 17,286,184 km (0.068 R)
• M19: 19,004,166 km (0.069 R)
• M20: 22,777,622 km (0.1 R)
• M21: 23,670,273 km (0.114 R)
• M22: 25,698,969 km (0.094 R)
• M23: 27,658,402 km (0.101 R)
• M24: 29,239,353 km (0.082 R)
• M25: 31,572,930 km (0.069 R)
• M26: 34,238,315 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.1

Radius: 4

Gravity: 15.01 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.12 AU - 7.62 AU

Year: 13811 Days

Day: 24.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,539,496 km

• M1: 69,563 km (0.115 R)
• M2: 199,713 km (0.069 R)
• M3: 341,382 km (0.115 R)
• M4: 471,682 km (0.12 R)
• M5: 777,011 km (0.097 R)
• M6: 1,029,084 km (0.091 R)
• M7: 1,249,292 km (0.114 R)
• M8: 1,486,853 km (0.079 R)
• M9: 1,709,604 km (0.071 R)
• M10: 2,328,790 km (0.106 R)
• M11: 2,571,438 km (0.1 R)
• M12: 3,173,420 km (0.095 R)
• M13: 4,944,808 km (0.107 R)
• M14: 5,377,295 km (0.113 R)
• M15: 5,668,413 km (0.089 R)
• M16: 6,568,693 km (0.119 R)
• M17: 8,217,710 km (0.09 R)
• M18: 9,274,170 km (0.061 R)
• M19: 9,645,472 km (0.111 R)
• M20: 10,368,479 km (0.055 R)
• M21: 11,652,777 km (0.105 R)
• M22: 12,528,074 km (0.115 R)
• M23: 12,867,362 km (0.073 R)
• M24: 13,329,170 km (0.092 R)
• M25: 15,351,584 km (0.083 R)
• M26: 16,671,935 km (0.108 R)
• M27: 17,639,983 km (0.081 R)
• M28: 20,455,414 km (0.095 R)
• M29: 23,215,944 km (0.083 R)
• M30: 23,813,587 km (0.111 R)
• M31: 25,758,659 km (0.051 R)
• M32: 26,583,990 km (0.058 R)
• M33: 29,363,070 km (0.117 R)
• M34: 34,820,251 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.4

Radius: 7.2

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.89 AU - 10.33 AU

Year: 17439 Days

Day: 18.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,539,496 km

• M1: 89,609 km (0.096 R)
• M2: 371,751 km (0.109 R)
• M3: 617,839 km (0.026 R)
• M4: 1,041,800 km (0.068 R)
• M5: 1,709,754 km (0.048 R)
• M6: 2,028,398 km (0.074 R)
• M7: 2,676,605 km (0.068 R)
• M8: 3,132,131 km (0.111 R)
• M9: 4,560,042 km (0.066 R)
• M10: 9,620,190 km (0.069 R)
• M11: 10,250,745 km (0.101 R)
• M12: 10,686,225 km (0.095 R)
• M13: 12,368,602 km (0.083 R)
• M14: 13,888,666 km (0.053 R)
• M15: 15,529,306 km (0.069 R)
• M16: 17,371,454 km (0.116 R)
• M17: 18,068,730 km (0.042 R)
• M18: 19,851,937 km (0.12 R)
• M19: 20,188,382 km (0.111 R)
• M20: 20,528,568 km (0.063 R)
• M21: 22,741,868 km (0.089 R)
• M22: 24,720,151 km (0.112 R)
• M23: 26,000,708 km (0.108 R)
• M24: 31,112,468 km (0.04 R)
• M25: 32,024,865 km (0.092 R)
• M26: 32,837,780 km (0.116 R)
• M27: 33,190,232 km (0.111 R)
• M28: 37,364,163 km (0.082 R)
• M29: 38,786,090 km (0.108 R)
• M30: 42,846,775 km (0.076 R)
• M31: 43,833,373 km (0.078 R)
• M32: 46,587,769 km (0.055 R)
• M33: 48,842,209 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 13,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit