🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.5 AU - 0.6 AU

Year: 263 Days

Day: 33.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.3

Radius: 11.5

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.76 AU - 0.84 AU

Year: 462 Days

Day: 10.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 23,923,012 km

• M1: 158,574 km (0.085 R)
• M2: 235,467 km (0.075 R)
• M3: 356,193 km (0.119 R)
• M4: 445,203 km (0.088 R)
• M5: 575,204 km (0.082 R)
• M6: 781,350 km (0.051 R)
• M7: 901,178 km (0.081 R)
• M8: 1,052,720 km (0.057 R)
• M9: 1,197,232 km (0.073 R)
• M10: 1,304,793 km (0.083 R)
• M11: 1,404,425 km (0.105 R)
• M12: 1,576,612 km (0.117 R)
• M13: 1,719,478 km (0.115 R)
• M14: 1,829,582 km (0.1 R)
• M15: 2,128,479 km (0.045 R)
• M16: 2,247,259 km (0.056 R)
• M17: 2,334,325 km (0.119 R)
• M18: 2,484,521 km (0.079 R)
• M19: 2,652,071 km (0.071 R)
• M20: 3,124,800 km (0.086 R)
• M21: 3,306,113 km (0.105 R)
• M22: 3,397,966 km (0.086 R)
• M23: 3,576,735 km (0.065 R)
• M24: 3,734,711 km (0.064 R)
• M25: 3,838,681 km (0.073 R)
• M26: 3,959,856 km (0.079 R)
• M27: 4,041,386 km (0.118 R)
• M28: 4,148,050 km (0.086 R)
• M29: 4,280,893 km (0.073 R)
• M30: 4,440,364 km (0.057 R)
• M31: 4,696,326 km (0.075 R)
• M32: 4,799,997 km (0.111 R)
• M33: 5,107,122 km (0.079 R)
• M34: 5,187,007 km (0.082 R)
• M35: 5,393,452 km (0.077 R)
• M36: 5,538,562 km (0.027 R)
• M37: 5,611,715 km (0.095 R)
• M38: 5,740,369 km (0.111 R)
• M39: 5,842,096 km (0.061 R)
• M40: 5,981,970 km (0.101 R)
• M41: 6,322,006 km (0.048 R)
• M42: 6,532,939 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.9

Radius: 13.8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.96 AU - 2.12 AU

Year: 1881 Days

Day: 5.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 23,923,012 km

• M1: 201,957 km (0.075 R)
• M2: 550,819 km (0.084 R)
• M3: 699,819 km (0.119 R)
• M4: 829,071 km (0.095 R)
• M5: 1,074,711 km (0.103 R)
• M6: 1,178,382 km (0.119 R)
• M7: 1,379,442 km (0.055 R)
• M8: 1,493,286 km (0.103 R)
• M9: 1,583,194 km (0.057 R)
• M10: 1,749,846 km (0.073 R)
• M11: 1,922,632 km (0.114 R)
• M12: 2,071,183 km (0.106 R)
• M13: 2,213,300 km (0.068 R)
• M14: 2,422,289 km (0.052 R)
• M15: 2,550,943 km (0.12 R)
• M16: 2,748,262 km (0.095 R)
• M17: 3,019,334 km (0.058 R)
• M18: 3,111,636 km (0.094 R)
• M19: 3,612,340 km (0.079 R)
• M20: 3,735,309 km (0.109 R)
• M21: 3,847,208 km (0.11 R)
• M22: 3,935,172 km (0.106 R)
• M23: 4,112,894 km (0.051 R)
• M24: 4,228,683 km (0.11 R)
• M25: 4,437,073 km (0.073 R)
• M26: 4,973,232 km (0.096 R)
• M27: 5,110,562 km (0.086 R)
• M28: 5,207,502 km (0.071 R)
• M29: 5,305,040 km (0.085 R)
• M30: 5,758,620 km (0.113 R)
• M31: 6,033,881 km (0.053 R)
• M32: 6,180,636 km (0.077 R)
• M33: 6,417,749 km (0.033 R)
• M34: 6,522,467 km (0.047 R)
• M35: 6,658,003 km (0.067 R)
• M36: 6,931,917 km (0.107 R)
• M37: 7,178,454 km (0.089 R)
• M38: 7,380,860 km (0.116 R)
• M39: 7,490,665 km (0.098 R)
• M40: 7,791,655 km (0.085 R)
• M41: 7,887,398 km (0.114 R)
• M42: 8,193,625 km (0.081 R)
• M43: 8,569,415 km (0.111 R)
• M44: 8,767,782 km (0.076 R)
• M45: 8,917,529 km (0.044 R)
• M46: 9,457,129 km (0.069 R)
• M47: 9,679,281 km (0.12 R)
• M48: 9,765,300 km (0.119 R)
• M49: 10,321,355 km (0.045 R)
• M50: 10,621,000 km (0.086 R)
• M51: 11,013,096 km (0.09 R)
• M52: 11,373,627 km (0.104 R)
• M53: 11,811,350 km (0.036 R)
• M54: 12,236,208 km (0.096 R)
• M55: 12,366,508 km (0.027 R)
• M56: 12,590,905 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.1

Radius: 12.7

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.24 AU - 4.52 AU

Year: 5919 Days

Day: 14.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 23,923,012 km

• M1: 160,070 km (0.078 R)
• M2: 275,260 km (0.085 R)
• M3: 362,476 km (0.082 R)
• M4: 524,789 km (0.065 R)
• M5: 665,711 km (0.026 R)
• M6: 788,979 km (0.112 R)
• M7: 1,048,681 km (0.094 R)
• M8: 1,133,503 km (0.115 R)
• M9: 1,297,612 km (0.049 R)
• M10: 1,608,177 km (0.052 R)
• M11: 2,018,374 km (0.111 R)
• M12: 2,188,617 km (0.105 R)
• M13: 2,660,598 km (0.086 R)
• M14: 2,745,271 km (0.064 R)
• M15: 2,848,044 km (0.073 R)
• M16: 3,022,326 km (0.067 R)
• M17: 3,888,497 km (0.106 R)
• M18: 4,399,524 km (0.053 R)
• M19: 4,622,275 km (0.079 R)
• M20: 4,973,680 km (0.047 R)
• M21: 5,163,371 km (0.113 R)
• M22: 5,398,538 km (0.06 R)
• M23: 5,549,931 km (0.099 R)
• M24: 5,968,357 km (0.103 R)
• M25: 6,124,986 km (0.034 R)
• M26: 6,283,111 km (0.08 R)
• M27: 6,511,397 km (0.076 R)
• M28: 6,812,238 km (0.119 R)
• M29: 7,141,503 km (0.098 R)
• M30: 7,284,070 km (0.098 R)
• M31: 7,645,050 km (0.029 R)
• M32: 8,160,115 km (0.11 R)
• M33: 8,409,345 km (0.085 R)
• M34: 8,737,264 km (0.087 R)
• M35: 8,915,584 km (0.072 R)
• M36: 9,249,786 km (0.093 R)
• M37: 9,405,517 km (0.109 R)
• M38: 9,693,344 km (0.065 R)
• M39: 10,090,376 km (0.116 R)
• M40: 10,574,026 km (0.041 R)
• M41: 10,709,712 km (0.114 R)
• M42: 11,675,665 km (0.04 R)
• M43: 11,956,759 km (0.119 R)
• M44: 12,268,671 km (0.087 R)
• M45: 12,727,039 km (0.053 R)
• M46: 12,871,550 km (0.074 R)
• M47: 12,987,489 km (0.107 R)
• M48: 13,454,683 km (0.051 R)
• M49: 13,572,267 km (0.112 R)
• M50: 13,986,803 km (0.069 R)
• M51: 14,465,815 km (0.089 R)
• M52: 14,646,679 km (0.113 R)
• M53: 14,798,072 km (0.116 R)
• M54: 15,748,467 km (0.069 R)
• M55: 15,872,484 km (0.083 R)
• M56: 15,996,800 km (0.086 R)
• M57: 16,371,991 km (0.068 R)
• M58: 16,466,238 km (0.102 R)
• M59: 16,560,634 km (0.095 R)
• M60: 17,067,322 km (0.077 R)
• M61: 18,814,625 km (0.097 R)
• M62: 18,979,183 km (0.114 R)
• M63: 19,843,260 km (0.052 R)
• M64: 20,618,177 km (0.049 R)
• M65: 21,782,048 km (0.048 R)
• M66: 22,024,247 km (0.092 R)
• M67: 22,511,488 km (0.062 R)
• M68: 22,756,379 km (0.042 R)
• M69: 23,107,785 km (0.052 R)
• M70: 23,496,590 km (0.104 R)
• M71: 23,602,954 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 17,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit