🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.75 AU - 0.83 AU

Year: 265 Days

Day: 15.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.82 AU - 1.04 AU

Year: 338 Days

Day: 19.8 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,089,248 km

• M1: 297,849 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.68 AU - 2.28 AU

Year: 1050 Days

Day: 38.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.6

Radius: 12.2

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.37 AU - 10.35 AU

Year: 9106 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,089,248 km

• M1: 238,459 km (0.07 R)
• M2: 571,314 km (0.115 R)
• M3: 731,833 km (0.087 R)
• M4: 899,532 km (0.094 R)
• M5: 1,370,915 km (0.061 R)
• M6: 1,593,666 km (0.085 R)
• M7: 1,925,624 km (0.114 R)
• M8: 2,518,630 km (0.116 R)
• M9: 3,006,468 km (0.103 R)
• M10: 3,523,927 km (0.112 R)
• M11: 3,676,966 km (0.118 R)
• M12: 4,843,381 km (0.095 R)
• M13: 5,169,205 km (0.119 R)
• M14: 5,273,624 km (0.059 R)
• M15: 5,555,467 km (0.111 R)
• M16: 5,933,052 km (0.114 R)
• M17: 6,281,914 km (0.047 R)
• M18: 7,173,517 km (0.05 R)
• M19: 7,427,235 km (0.071 R)
• M20: 7,983,739 km (0.069 R)
• M21: 8,348,608 km (0.084 R)
• M22: 8,471,428 km (0.097 R)
• M23: 8,677,574 km (0.064 R)
• M24: 8,843,628 km (0.117 R)
• M25: 9,305,885 km (0.093 R)
• M26: 9,819,006 km (0.101 R)
• M27: 10,100,998 km (0.106 R)
• M28: 10,561,909 km (0.098 R)
• M29: 11,664,296 km (0.101 R)
• M30: 12,450,732 km (0.116 R)
• M31: 12,945,003 km (0.078 R)
• M32: 13,783,050 km (0.11 R)
• M33: 14,220,923 km (0.084 R)
• M34: 15,511,504 km (0.102 R)
• M35: 15,662,747 km (0.087 R)
• M36: 16,375,581 km (0.111 R)
• M37: 16,813,454 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.8

Radius: 6.9

Gravity: 20.75 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 9.04 AU - 14.98 AU

Year: 15680 Days

Day: 22.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 73,089,248 km

• M1: 262,095 km (0.116 R)
• M2: 409,749 km (0.109 R)
• M3: 465,100 km (0.064 R)
• M4: 714,180 km (0.087 R)
• M5: 1,267,842 km (0.102 R)
• M6: 2,291,241 km (0.075 R)
• M7: 3,196,757 km (0.059 R)
• M8: 3,507,621 km (0.068 R)
• M9: 4,075,046 km (0.091 R)
• M10: 4,200,259 km (0.075 R)
• M11: 4,670,745 km (0.106 R)
• M12: 5,067,927 km (0.112 R)
• M13: 5,660,933 km (0.075 R)
• M14: 6,566,599 km (0.093 R)
• M15: 6,762,871 km (0.114 R)
• M16: 7,211,814 km (0.109 R)
• M17: 7,567,707 km (0.104 R)
• M18: 8,296,399 km (0.113 R)
• M19: 10,214,393 km (0.029 R)
• M20: 10,327,938 km (0.092 R)
• M21: 12,503,839 km (0.051 R)
• M22: 12,869,606 km (0.078 R)
• M23: 13,053,910 km (0.112 R)
• M24: 15,788,858 km (0.111 R)
• M25: 16,184,246 km (0.074 R)
• M26: 17,797,808 km (0.104 R)
• M27: 19,461,935 km (0.091 R)
• M28: 19,602,856 km (0.083 R)
• M29: 20,527,072 km (0.089 R)
• M30: 21,175,279 km (0.106 R)
• M31: 22,344,088 km (0.11 R)
• M32: 22,713,594 km (0.086 R)
• M33: 25,049,415 km (0.109 R)
• M34: 25,433,284 km (0.111 R)
• M35: 25,587,369 km (0.077 R)
• M36: 25,664,412 km (0.081 R)
• M37: 26,752,886 km (0.108 R)
• M38: 27,223,821 km (0.113 R)
• M39: 27,539,472 km (0.027 R)
• M40: 27,856,171 km (0.112 R)
• M41: 28,573,343 km (0.085 R)
• M42: 30,679,083 km (0.087 R)
• M43: 31,667,625 km (0.117 R)
• M44: 32,249,112 km (0.08 R)
• M45: 32,750,415 km (0.107 R)
• M46: 33,507,081 km (0.116 R)
• M47: 34,099,638 km (0.113 R)
• M48: 35,294,925 km (0.074 R)
• M49: 35,811,486 km (0.115 R)
• M50: 35,897,804 km (0.119 R)
• M51: 37,113,736 km (0.061 R)
• M52: 37,288,466 km (0.087 R)
• M53: 37,726,638 km (0.084 R)
• M54: 38,254,719 km (0.095 R)
• M55: 38,785,342 km (0.116 R)
• M56: 40,122,299 km (0.097 R)
• M57: 43,668,366 km (0.093 R)
• M58: 45,806,270 km (0.065 R)
• M59: 46,275,409 km (0.082 R)
• M60: 46,651,946 km (0.116 R)
• M61: 46,840,589 km (0.096 R)
• M62: 47,408,164 km (0.104 R)
• M63: 47,692,699 km (0.057 R)
• M64: 47,977,832 km (0.116 R)
• M65: 48,263,564 km (0.088 R)
• M66: 48,454,451 km (0.051 R)
• M67: 48,549,895 km (0.112 R)
• M68: 49,604,560 km (0.089 R)
• M69: 49,797,092 km (0.052 R)
• M70: 50,086,414 km (0.057 R)
• M71: 50,279,545 km (0.114 R)
• M72: 51,151,850 km (0.1 R)
• M73: 51,541,254 km (0.108 R)
• M74: 51,736,329 km (0.094 R)
• M75: 54,393,038 km (0.107 R)
• M76: 54,691,037 km (0.094 R)
• M77: 56,188,811 km (0.042 R)
• M78: 56,590,481 km (0.1 R)
• M79: 60,043,200 km (0.079 R)
• M80: 60,556,620 km (0.057 R)
• M81: 61,174,758 km (0.089 R)
• M82: 61,691,469 km (0.096 R)
• M83: 62,417,168 km (0.057 R)
• M84: 62,833,200 km (0.114 R)
• M85: 63,041,590 km (0.103 R)
• M86: 63,354,549 km (0.113 R)
• M87: 63,458,968 km (0.067 R)
• M88: 63,667,956 km (0.042 R)
• M89: 64,296,566 km (0.072 R)
• M90: 66,618,475 km (0.118 R)
• M91: 67,896,639 km (0.073 R)
• M92: 68,217,377 km (0.117 R)
• M93: 68,860,498 km (0.105 R)
• M94: 70,044,715 km (0.117 R)
• M95: 70,801,830 km (0.064 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 16,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit