🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.84 AU - 1.06 AU

Year: 349 Days

Day: 12.8 Hours

Environment

Temp: 17 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.72 AU - 2.88 AU

Year: 1765 Days

Day: 20.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.7

Radius: 13

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.25 AU - 9.23 AU

Year: 8911 Days

Day: 11.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 105,165,596 km

• M1: 165,904 km (0.082 R)
• M2: 317,447 km (0.117 R)
• M3: 422,165 km (0.104 R)
• M4: 543,489 km (0.112 R)
• M5: 794,215 km (0.065 R)
• M6: 952,639 km (0.062 R)
• M7: 1,450,501 km (0.05 R)
• M8: 1,809,087 km (0.11 R)
• M9: 1,903,184 km (0.087 R)
• M10: 2,450,862 km (0.07 R)
• M11: 3,806,967 km (0.119 R)
• M12: 3,898,521 km (0.117 R)
• M13: 4,177,521 km (0.061 R)
• M14: 4,272,066 km (0.078 R)
• M15: 4,431,089 km (0.066 R)
• M16: 4,624,669 km (0.081 R)
• M17: 4,722,506 km (0.112 R)
• M18: 4,821,091 km (0.061 R)
• M19: 5,154,694 km (0.119 R)
• M20: 6,417,150 km (0.069 R)
• M21: 6,599,809 km (0.1 R)
• M22: 6,858,614 km (0.099 R)
• M23: 7,158,408 km (0.119 R)
• M24: 8,202,152 km (0.057 R)
• M25: 8,440,461 km (0.119 R)
• M26: 8,802,488 km (0.075 R)
• M27: 8,883,570 km (0.107 R)
• M28: 9,169,601 km (0.066 R)
• M29: 9,375,747 km (0.077 R)
• M30: 9,666,865 km (0.108 R)
• M31: 10,343,646 km (0.056 R)
• M32: 10,992,003 km (0.057 R)
• M33: 11,387,540 km (0.102 R)
• M34: 11,564,663 km (0.12 R)
• M35: 12,373,689 km (0.09 R)
• M36: 13,200,965 km (0.104 R)
• M37: 13,433,889 km (0.068 R)
• M38: 13,715,282 km (0.095 R)
• M39: 14,523,111 km (0.074 R)
• M40: 14,763,664 km (0.107 R)
• M41: 15,200,041 km (0.068 R)
• M42: 16,184,994 km (0.086 R)
• M43: 17,292,018 km (0.054 R)
• M44: 17,598,245 km (0.049 R)
• M45: 19,632,028 km (0.092 R)
• M46: 20,219,050 km (0.056 R)
• M47: 20,541,732 km (0.101 R)
• M48: 20,920,215 km (0.105 R)
• M49: 21,355,694 km (0.106 R)
• M50: 21,465,050 km (0.1 R)
• M51: 22,125,076 km (0.11 R)
• M52: 22,346,481 km (0.028 R)
• M53: 23,521,423 km (0.118 R)
• M54: 24,087,950 km (0.107 R)
• M55: 25,465,896 km (0.054 R)
• M56: 25,581,834 km (0.108 R)
• M57: 25,697,922 km (0.119 R)
• M58: 25,930,846 km (0.087 R)
• M59: 26,398,639 km (0.113 R)
• M60: 26,633,657 km (0.065 R)
• M61: 26,928,365 km (0.092 R)
• M62: 27,283,360 km (0.063 R)
• M63: 27,520,922 km (0.083 R)
• M64: 28,658,763 km (0.069 R)
• M65: 29,934,085 km (0.115 R)
• M66: 30,424,916 km (0.119 R)
• M67: 31,103,940 km (0.047 R)
• M68: 31,227,957 km (0.082 R)
• M69: 32,477,249 km (0.06 R)
• M70: 33,488,381 km (0.095 R)
• M71: 33,870,155 km (0.079 R)
• M72: 35,541,462 km (0.076 R)
• M73: 35,736,089 km (0.103 R)
• M74: 38,830,371 km (0.052 R)
• M75: 39,768,649 km (0.099 R)
• M76: 40,240,481 km (0.09 R)
• M77: 41,530,762 km (0.09 R)
• M78: 42,215,322 km (0.088 R)
• M79: 43,249,044 km (0.086 R)
• M80: 43,456,835 km (0.065 R)
• M81: 44,780,327 km (0.079 R)
• M82: 47,324,239 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.3

Radius: 4.3

Gravity: 48.64 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 16.24 AU - 19.42 AU

Year: 28363 Days

Day: 17.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 123.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 105,165,596 km

• M1: 102,325 km (0.06 R)
• M2: 158,574 km (0.086 R)
• M3: 209,287 km (0.063 R)
• M4: 246,537 km (0.109 R)
• M5: 494,122 km (0.084 R)
• M6: 683,662 km (0.118 R)
• M7: 1,228,647 km (0.112 R)
• M8: 1,559,857 km (0.116 R)
• M9: 1,715,588 km (0.059 R)
• M10: 2,387,432 km (0.097 R)
• M11: 4,099,281 km (0.066 R)
• M12: 4,260,099 km (0.069 R)
• M13: 4,422,861 km (0.091 R)
• M14: 6,098,956 km (0.088 R)
• M15: 6,405,781 km (0.044 R)
• M16: 6,592,329 km (0.096 R)
• M17: 6,843,803 km (0.052 R)
• M18: 8,147,549 km (0.05 R)
• M19: 8,621,624 km (0.117 R)
• M20: 8,827,621 km (0.047 R)
• M21: 9,104,676 km (0.116 R)
• M22: 9,952,896 km (0.067 R)
• M23: 10,678,745 km (0.115 R)
• M24: 11,271,751 km (0.036 R)
• M25: 11,421,648 km (0.04 R)
• M26: 13,429,700 km (0.102 R)
• M27: 13,908,413 km (0.073 R)
• M28: 13,988,598 km (0.116 R)
• M29: 14,882,295 km (0.12 R)
• M30: 17,758,763 km (0.11 R)
• M31: 18,371,815 km (0.092 R)
• M32: 19,348,989 km (0.097 R)
• M33: 23,232,400 km (0.083 R)
• M34: 24,578,631 km (0.095 R)
• M35: 26,744,808 km (0.081 R)
• M36: 26,844,590 km (0.056 R)
• M37: 27,245,512 km (0.114 R)
• M38: 29,795,408 km (0.117 R)
• M39: 30,418,633 km (0.045 R)
• M40: 31,256,231 km (0.099 R)
• M41: 31,572,331 km (0.074 R)
• M42: 31,783,564 km (0.091 R)
• M43: 31,995,394 km (0.096 R)
• M44: 32,420,252 km (0.063 R)
• M45: 36,660,155 km (0.107 R)
• M46: 37,216,210 km (0.051 R)
• M47: 38,449,346 km (0.073 R)
• M48: 39,468,107 km (0.093 R)
• M49: 40,381,252 km (0.086 R)
• M50: 40,610,586 km (0.119 R)
• M51: 40,725,328 km (0.107 R)
• M52: 44,693,561 km (0.09 R)
• M53: 45,406,544 km (0.046 R)
• M54: 47,084,733 km (0.114 R)
• M55: 47,446,909 km (0.094 R)
• M56: 52,239,427 km (0.092 R)
• M57: 52,364,341 km (0.035 R)
• M58: 52,864,896 km (0.027 R)
• M59: 54,376,133 km (0.036 R)
• M60: 54,883,120 km (0.107 R)
• M61: 56,285,152 km (0.064 R)
• M62: 56,413,207 km (0.099 R)
• M63: 58,864,369 km (0.063 R)
• M64: 59,384,820 km (0.056 R)
• M65: 60,037,515 km (0.037 R)
• M66: 62,009,813 km (0.118 R)
• M67: 63,869,764 km (0.084 R)
• M68: 66,829,258 km (0.036 R)
• M69: 70,108,593 km (0.109 R)
• M70: 71,906,610 km (0.045 R)
• M71: 73,579,713 km (0.086 R)
• M72: 77,106,333 km (0.092 R)
• M73: 77,390,868 km (0.096 R)
• M74: 80,543,344 km (0.119 R)
• M75: 81,990,105 km (0.116 R)
• M76: 85,939,040 km (0.085 R)
• M77: 86,677,006 km (0.117 R)
• M78: 86,972,911 km (0.109 R)
• M79: 87,713,869 km (0.084 R)
• M80: 88,754,771 km (0.116 R)
• M81: 91,299,730 km (0.075 R)
• M82: 91,450,076 km (0.096 R)
• M83: 92,354,545 km (0.109 R)
• M84: 92,807,826 km (0.071 R)
• M85: 92,959,219 km (0.09 R)
• M86: 94,476,441 km (0.108 R)
• M87: 94,628,582 km (0.066 R)
• M88: 96,920,870 km (0.071 R)
• M89: 100,160,861 km (0.084 R)
• M90: 101,093,005 km (0.064 R)
• M91: 102,809,491 km (0.09 R)
• M92: 103,906,791 km (0.051 R)
• M93: 104,378,174 km (0.053 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 14,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit