🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 11.3

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.72 AU

Year: 321 Days

Day: 15 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,800,059 km

• M1: 147,204 km (0.101 R)
• M2: 224,546 km (0.114 R)
• M3: 309,368 km (0.026 R)
• M4: 478,115 km (0.112 R)
• M5: 560,244 km (0.1 R)
• M6: 633,098 km (0.086 R)
• M7: 716,125 km (0.027 R)
• M8: 786,735 km (0.114 R)
• M9: 887,415 km (0.113 R)
• M10: 974,929 km (0.105 R)
• M11: 1,073,066 km (0.058 R)
• M12: 1,174,792 km (0.051 R)
• M13: 1,248,394 km (0.06 R)
• M14: 1,335,759 km (0.085 R)
• M15: 1,421,180 km (0.119 R)
• M16: 1,584,840 km (0.091 R)
• M17: 1,728,454 km (0.088 R)
• M18: 1,817,614 km (0.116 R)
• M19: 1,913,058 km (0.097 R)
• M20: 2,180,688 km (0.099 R)
• M21: 2,326,396 km (0.111 R)
• M22: 2,415,557 km (0.067 R)
• M23: 2,495,741 km (0.09 R)
• M24: 2,674,212 km (0.105 R)
• M25: 2,931,520 km (0.111 R)
• M26: 3,152,925 km (0.116 R)
• M27: 3,555,193 km (0.101 R)
• M28: 3,704,642 km (0.108 R)
• M29: 3,809,211 km (0.09 R)
• M30: 3,885,505 km (0.109 R)
• M31: 4,021,640 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 9.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.55 AU - 0.71 AU

Year: 345 Days

Day: 6.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,800,059 km

• M1: 153,787 km (0.082 R)
• M2: 239,656 km (0.103 R)
• M3: 308,620 km (0.055 R)
• M4: 446,101 km (0.109 R)
• M5: 550,371 km (0.055 R)
• M6: 689,945 km (0.093 R)
• M7: 875,447 km (0.049 R)
• M8: 975,677 km (0.089 R)
• M9: 1,160,879 km (0.069 R)
• M10: 1,243,757 km (0.082 R)
• M11: 1,308,084 km (0.115 R)
• M12: 1,464,414 km (0.104 R)
• M13: 1,554,621 km (0.028 R)
• M14: 1,798,765 km (0.095 R)
• M15: 1,907,672 km (0.083 R)
• M16: 2,000,722 km (0.119 R)
• M17: 2,098,260 km (0.099 R)
• M18: 2,197,593 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.3

Radius: 10

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.55 AU - 2.57 AU

Year: 2827 Days

Day: 9.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 77,800,059 km

• M1: 202,855 km (0.051 R)
• M2: 287,378 km (0.099 R)
• M3: 361,877 km (0.068 R)
• M4: 428,000 km (0.086 R)
• M5: 590,313 km (0.057 R)
• M6: 730,337 km (0.094 R)
• M7: 941,120 km (0.082 R)
• M8: 1,076,057 km (0.101 R)
• M9: 1,277,566 km (0.088 R)
• M10: 1,414,149 km (0.086 R)
• M11: 1,570,329 km (0.098 R)
• M12: 1,657,844 km (0.05 R)
• M13: 1,769,743 km (0.067 R)
• M14: 2,096,764 km (0.113 R)
• M15: 2,218,237 km (0.063 R)
• M16: 2,292,288 km (0.083 R)
• M17: 2,451,460 km (0.115 R)
• M18: 2,545,258 km (0.07 R)
• M19: 2,710,115 km (0.1 R)
• M20: 2,780,725 km (0.051 R)
• M21: 2,851,784 km (0.097 R)
• M22: 3,188,978 km (0.101 R)
• M23: 3,414,571 km (0.075 R)
• M24: 3,481,292 km (0.096 R)
• M25: 3,616,229 km (0.046 R)
• M26: 3,971,075 km (0.054 R)
• M27: 4,132,492 km (0.034 R)
• M28: 4,275,507 km (0.115 R)
• M29: 4,409,846 km (0.072 R)
• M30: 4,577,096 km (0.09 R)
• M31: 4,640,376 km (0.115 R)
• M32: 4,799,848 km (0.07 R)
• M33: 4,971,885 km (0.109 R)
• M34: 5,167,858 km (0.112 R)
• M35: 5,233,831 km (0.039 R)
• M36: 5,433,395 km (0.109 R)
• M37: 5,545,294 km (0.107 R)
• M38: 5,669,311 km (0.1 R)
• M39: 5,839,852 km (0.06 R)
• M40: 6,104,790 km (0.115 R)
• M41: 6,563,008 km (0.078 R)
• M42: 6,718,291 km (0.104 R)
• M43: 6,947,475 km (0.113 R)
• M44: 7,032,446 km (0.093 R)
• M45: 7,314,438 km (0.094 R)
• M46: 7,462,989 km (0.052 R)
• M47: 7,550,205 km (0.119 R)
• M48: 7,662,702 km (0.116 R)
• M49: 7,813,646 km (0.108 R)
• M50: 8,233,717 km (0.095 R)
• M51: 8,298,044 km (0.105 R)
• M52: 8,388,401 km (0.078 R)
• M53: 8,648,253 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.8

Radius: 5.7

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.3 AU - 9.52 AU

Year: 19925 Days

Day: 24.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 77,800,059 km

• M1: 73,303 km (0.104 R)
• M2: 126,560 km (0.069 R)
• M3: 199,713 km (0.119 R)
• M4: 243,246 km (0.094 R)
• M5: 396,734 km (0.087 R)
• M6: 1,100,891 km (0.051 R)
• M7: 1,184,815 km (0.071 R)
• M8: 1,418,936 km (0.109 R)
• M9: 1,510,490 km (0.102 R)
• M10: 1,896,003 km (0.11 R)
• M11: 2,419,147 km (0.054 R)
• M12: 2,528,952 km (0.067 R)
• M13: 2,603,003 km (0.083 R)
• M14: 3,714,216 km (0.103 R)
• M15: 4,098,982 km (0.106 R)
• M16: 4,814,209 km (0.085 R)
• M17: 4,998,962 km (0.036 R)
• M18: 6,255,884 km (0.118 R)
• M19: 7,075,381 km (0.057 R)
• M20: 7,180,249 km (0.081 R)
• M21: 7,391,332 km (0.095 R)
• M22: 7,444,439 km (0.065 R)
• M23: 8,812,960 km (0.086 R)
• M24: 9,670,605 km (0.1 R)
• M25: 9,962,470 km (0.08 R)
• M26: 11,710,970 km (0.07 R)
• M27: 12,525,082 km (0.057 R)
• M28: 12,715,520 km (0.096 R)
• M29: 13,551,922 km (0.118 R)
• M30: 13,878,344 km (0.095 R)
• M31: 15,412,919 km (0.084 R)
• M32: 15,480,836 km (0.095 R)
• M33: 15,685,337 km (0.06 R)
• M34: 15,822,069 km (0.11 R)
• M35: 16,096,731 km (0.052 R)
• M36: 16,650,991 km (0.084 R)
• M37: 17,777,912 km (0.032 R)
• M38: 17,920,628 km (0.079 R)
• M39: 18,063,644 km (0.107 R)
• M40: 20,327,807 km (0.095 R)
• M41: 20,476,957 km (0.085 R)
• M42: 20,701,353 km (0.113 R)
• M43: 20,926,498 km (0.072 R)
• M44: 21,988,194 km (0.079 R)
• M45: 22,834,469 km (0.109 R)
• M46: 23,378,706 km (0.05 R)
• M47: 24,797,343 km (0.04 R)
• M48: 25,356,689 km (0.106 R)
• M49: 26,487,500 km (0.045 R)
• M50: 26,813,623 km (0.069 R)
• M51: 27,141,093 km (0.083 R)
• M52: 27,965,527 km (0.082 R)
• M53: 28,965,738 km (0.115 R)
• M54: 29,133,587 km (0.099 R)
• M55: 29,808,124 km (0.099 R)
• M56: 30,317,355 km (0.074 R)
• M57: 33,697,070 km (0.082 R)
• M58: 34,760,860 km (0.07 R)
• M59: 36,286,460 km (0.098 R)
• M60: 39,031,730 km (0.076 R)
• M61: 40,429,124 km (0.053 R)
• M62: 41,369,945 km (0.062 R)
• M63: 42,127,658 km (0.059 R)
• M64: 42,317,797 km (0.047 R)
• M65: 45,009,811 km (0.071 R)
• M66: 45,204,288 km (0.114 R)
• M67: 45,398,915 km (0.088 R)
• M68: 46,572,809 km (0.102 R)
• M69: 46,966,401 km (0.102 R)
• M70: 47,163,571 km (0.09 R)
• M71: 47,855,910 km (0.111 R)
• M72: 48,352,425 km (0.117 R)
• M73: 48,950,518 km (0.036 R)
• M74: 53,205,380 km (0.092 R)
• M75: 55,168,703 km (0.102 R)
• M76: 56,106,981 km (0.103 R)
• M77: 59,485,499 km (0.093 R)
• M78: 59,698,825 km (0.086 R)
• M79: 60,662,086 km (0.085 R)
• M80: 63,473,180 km (0.112 R)
• M81: 64,018,763 km (0.106 R)
• M82: 64,346,682 km (0.112 R)
• M83: 65,334,177 km (0.115 R)
• M84: 65,995,250 km (0.06 R)
• M85: 68,326,434 km (0.076 R)
• M86: 69,221,628 km (0.104 R)
• M87: 69,783,068 km (0.1 R)
• M88: 71,136,630 km (0.038 R)
• M89: 73,526,306 km (0.109 R)
• M90: 74,558,382 km (0.198 R)
• M91: 75,018,695 km (0.064 R)
• M92: 75,364,415 km (0.077 R)
• M93: 75,595,394 km (0.078 R)
• M94: 76,637,044 km (0.071 R)
• M95: 76,753,132 km (0.083 R)
• M96: 77,800,018 km (0.222 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: 405 - 10,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit