🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.72 AU - 0.92 AU

Year: 270 Days

Day: 33.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.7 AU - 1.08 AU

Year: 305 Days

Day: 29.1 Hours

Environment

Temp: 118 °C

Axial Tilt: 44.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.45 AU - 1.49 AU

Year: 648 Days

Day: 27.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.2

Radius: 14.8

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.37 AU - 5.71 AU

Year: 4739 Days

Day: 6.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 93,715,740 km

• M1: 207,193 km (0.118 R)
• M2: 392,096 km (0.062 R)
• M3: 495,169 km (0.075 R)
• M4: 750,084 km (0.025 R)
• M5: 877,242 km (0.113 R)
• M6: 1,103,135 km (0.119 R)
• M7: 1,421,180 km (0.084 R)
• M8: 2,161,689 km (0.078 R)
• M9: 2,510,252 km (0.119 R)
• M10: 2,709,816 km (0.106 R)
• M11: 2,858,367 km (0.056 R)
• M12: 3,028,758 km (0.055 R)
• M13: 3,320,624 km (0.067 R)
• M14: 3,419,957 km (0.064 R)
• M15: 3,621,764 km (0.069 R)
• M16: 3,869,199 km (0.101 R)
• M17: 4,016,254 km (0.089 R)
• M18: 4,186,496 km (0.063 R)
• M19: 4,359,282 km (0.117 R)
• M20: 4,578,592 km (0.104 R)
• M21: 5,097,099 km (0.103 R)
• M22: 5,258,664 km (0.056 R)
• M23: 5,705,812 km (0.114 R)
• M24: 5,946,216 km (0.111 R)
• M25: 6,763,469 km (0.075 R)
• M26: 6,941,341 km (0.089 R)
• M27: 7,563,220 km (0.107 R)
• M28: 7,721,644 km (0.119 R)
• M29: 8,475,019 km (0.112 R)
• M30: 8,888,357 km (0.117 R)
• M31: 8,999,658 km (0.09 R)
• M32: 9,620,489 km (0.085 R)
• M33: 9,763,655 km (0.108 R)
• M34: 10,755,040 km (0.114 R)
• M35: 10,933,360 km (0.047 R)
• M36: 11,262,924 km (0.088 R)
• M37: 11,504,675 km (0.106 R)
• M38: 12,364,264 km (0.108 R)
• M39: 13,149,204 km (0.107 R)
• M40: 13,595,903 km (0.078 R)
• M41: 13,982,763 km (0.094 R)
• M42: 14,080,002 km (0.082 R)
• M43: 14,177,540 km (0.084 R)
• M44: 14,405,976 km (0.113 R)
• M45: 14,734,493 km (0.111 R)
• M46: 14,833,526 km (0.088 R)
• M47: 15,432,217 km (0.094 R)
• M48: 15,600,066 km (0.084 R)
• M49: 15,734,704 km (0.116 R)
• M50: 16,345,363 km (0.095 R)
• M51: 16,791,164 km (0.113 R)
• M52: 16,929,243 km (0.058 R)
• M53: 17,624,873 km (0.08 R)
• M54: 19,188,320 km (0.03 R)
• M55: 19,296,629 km (0.106 R)
• M56: 19,804,365 km (0.075 R)
• M57: 19,950,222 km (0.116 R)
• M58: 20,463,642 km (0.089 R)
• M59: 20,684,898 km (0.08 R)
• M60: 20,907,050 km (0.118 R)
• M61: 21,428,549 km (0.107 R)
• M62: 21,690,943 km (0.09 R)
• M63: 23,441,388 km (0.102 R)
• M64: 23,557,177 km (0.109 R)
• M65: 23,789,203 km (0.105 R)
• M66: 24,450,874 km (0.085 R)
• M67: 24,568,159 km (0.107 R)
• M68: 24,803,626 km (0.107 R)
• M69: 25,039,692 km (0.09 R)
• M70: 25,871,905 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.4

Radius: 6.5

Gravity: 16.29 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 16.46 AU - 19.12 AU

Year: 27271 Days

Day: 16.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 93,715,740 km

• M1: 124,316 km (0.057 R)
• M2: 219,610 km (0.097 R)
• M3: 642,224 km (0.077 R)
• M4: 1,065,586 km (0.084 R)
• M5: 1,668,465 km (0.046 R)
• M6: 1,741,170 km (0.102 R)
• M7: 1,814,921 km (0.115 R)
• M8: 2,042,609 km (0.119 R)
• M9: 2,120,550 km (0.08 R)
• M10: 2,199,537 km (0.101 R)
• M11: 2,525,212 km (0.059 R)
• M12: 3,131,083 km (0.105 R)
• M13: 4,469,685 km (0.039 R)
• M14: 4,880,930 km (0.117 R)
• M15: 5,091,264 km (0.029 R)
• M16: 5,961,475 km (0.104 R)
• M17: 6,242,869 km (0.095 R)
• M18: 6,877,014 km (0.094 R)
• M19: 7,350,940 km (0.056 R)
• M20: 9,743,010 km (0.053 R)
• M21: 10,409,169 km (0.063 R)
• M22: 11,925,942 km (0.109 R)
• M23: 14,477,484 km (0.077 R)
• M24: 14,628,278 km (0.103 R)
• M25: 15,389,731 km (0.116 R)
• M26: 16,871,947 km (0.026 R)
• M27: 17,831,318 km (0.046 R)
• M28: 18,808,192 km (0.051 R)
• M29: 19,635,618 km (0.044 R)
• M30: 19,886,045 km (0.06 R)
• M31: 20,137,669 km (0.067 R)
• M32: 20,221,743 km (0.085 R)
• M33: 21,325,625 km (0.117 R)
• M34: 22,536,171 km (0.108 R)
• M35: 22,623,387 km (0.063 R)
• M36: 23,679,997 km (0.116 R)
• M37: 24,125,050 km (0.107 R)
• M38: 26,852,369 km (0.061 R)
• M39: 33,583,824 km (0.038 R)
• M40: 33,983,400 km (0.085 R)
• M41: 34,787,489 km (0.112 R)
• M42: 35,699,437 km (0.062 R)
• M43: 35,801,314 km (0.116 R)
• M44: 40,800,575 km (0.107 R)
• M45: 45,571,251 km (0.038 R)
• M46: 46,679,921 km (0.036 R)
• M47: 47,349,372 km (0.084 R)
• M48: 47,797,417 km (0.104 R)
• M49: 48,810,644 km (0.094 R)
• M50: 51,087,523 km (0.052 R)
• M51: 53,282,274 km (0.072 R)
• M52: 53,631,734 km (0.109 R)
• M53: 54,449,885 km (0.095 R)
• M54: 54,684,454 km (0.083 R)
• M55: 54,919,174 km (0.036 R)
• M56: 55,861,939 km (0.064 R)
• M57: 58,482,146 km (0.038 R)
• M58: 58,722,251 km (0.089 R)
• M59: 60,049,034 km (0.054 R)
• M60: 62,978,011 km (0.113 R)
• M61: 63,470,637 km (0.102 R)
• M62: 67,835,603 km (0.114 R)
• M63: 68,720,325 km (0.102 R)
• M64: 69,354,470 km (0.11 R)
• M65: 69,608,637 km (0.107 R)
• M66: 71,525,136 km (0.101 R)
• M67: 71,653,491 km (0.088 R)
• M68: 71,910,500 km (0.099 R)
• M69: 72,296,612 km (0.119 R)
• M70: 73,329,435 km (0.05 R)
• M71: 74,757,646 km (0.083 R)
• M72: 75,148,695 km (0.057 R)
• M73: 75,279,145 km (0.08 R)
• M74: 77,114,262 km (0.06 R)
• M75: 79,229,575 km (0.05 R)
• M76: 79,761,396 km (0.092 R)
• M77: 81,631,968 km (0.062 R)
• M78: 81,766,157 km (0.037 R)
• M79: 82,303,513 km (0.103 R)
• M80: 82,977,002 km (0.071 R)
• M81: 83,787,374 km (0.062 R)
• M82: 84,600,588 km (0.104 R)
• M83: 87,192,670 km (0.12 R)
• M84: 88,843,183 km (0.051 R)
• M85: 89,119,192 km (0.051 R)
• M86: 89,672,255 km (0.115 R)
• M87: 90,365,192 km (0.073 R)
• M88: 90,920,799 km (0.04 R)
• M89: 92,175,027 km (0.064 R)
• M90: 92,874,248 km (0.07 R)
• M91: 93,715,736 km (0.111 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 15,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit