🌌 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: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.7 AU - 0.88 AU

Year: 254 Days

Day: 26.7 Hours

Environment

Temp: 170 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.18 AU - 3.8 AU

Year: 2358 Days

Day: 28.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,389,051 km

• M1: 383,419 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.3

Radius: 11.4

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.38 AU - 11.92 AU

Year: 12569 Days

Day: 14.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 72,389,051 km

• M1: 199,713 km (0.09 R)
• M2: 1,331,271 km (0.086 R)
• M3: 2,028,398 km (0.104 R)
• M4: 2,489,159 km (0.088 R)
• M5: 2,825,006 km (0.074 R)
• M6: 3,078,425 km (0.109 R)
• M7: 3,207,977 km (0.098 R)
• M8: 3,710,027 km (0.095 R)
• M9: 3,882,962 km (0.084 R)
• M10: 4,165,254 km (0.118 R)
• M11: 4,236,911 km (0.074 R)
• M12: 4,638,282 km (0.102 R)
• M13: 5,321,645 km (0.052 R)
• M14: 6,697,048 km (0.11 R)
• M15: 6,908,280 km (0.112 R)
• M16: 7,511,459 km (0.056 R)
• M17: 7,863,762 km (0.099 R)
• M18: 9,420,776 km (0.054 R)
• M19: 10,429,066 km (0.029 R)
• M20: 10,625,039 km (0.107 R)
• M21: 10,970,909 km (0.082 R)
• M22: 11,521,878 km (0.089 R)
• M23: 13,122,875 km (0.102 R)
• M24: 13,600,690 km (0.106 R)
• M25: 13,707,653 km (0.077 R)
• M26: 13,922,326 km (0.117 R)
• M27: 14,300,958 km (0.119 R)
• M28: 14,518,773 km (0.085 R)
• M29: 15,289,800 km (0.111 R)
• M30: 15,904,946 km (0.111 R)
• M31: 16,585,318 km (0.118 R)
• M32: 16,699,760 km (0.107 R)
• M33: 17,275,263 km (0.115 R)
• M34: 17,623,676 km (0.112 R)
• M35: 17,798,855 km (0.091 R)
• M36: 17,974,483 km (0.109 R)
• M37: 18,742,519 km (0.076 R)
• M38: 19,100,656 km (0.103 R)
• M39: 19,340,611 km (0.101 R)
• M40: 19,823,513 km (0.113 R)
• M41: 22,360,693 km (0.12 R)
• M42: 22,994,838 km (0.106 R)
• M43: 24,151,230 km (0.103 R)
• M44: 24,801,981 km (0.114 R)
• M45: 26,120,536 km (0.096 R)
• M46: 26,386,970 km (0.085 R)
• M47: 27,461,681 km (0.11 R)
• M48: 28,277,289 km (0.051 R)
• M49: 29,169,640 km (0.095 R)
• M50: 29,515,361 km (0.055 R)
• M51: 29,654,038 km (0.1 R)
• M52: 29,931,991 km (0.116 R)
• M53: 30,490,589 km (0.095 R)
• M54: 31,830,837 km (0.098 R)
• M55: 31,902,045 km (0.116 R)
• M56: 32,400,954 km (0.082 R)
• M57: 32,472,462 km (0.103 R)
• M58: 32,615,627 km (0.117 R)
• M59: 33,046,469 km (0.107 R)
• M60: 34,204,356 km (0.098 R)
• M61: 37,156,670 km (0.108 R)
• M62: 37,531,413 km (0.096 R)
• M63: 38,511,728 km (0.025 R)
• M64: 38,966,954 km (0.062 R)
• M65: 39,500,420 km (0.111 R)
• M66: 40,113,023 km (0.109 R)
• M67: 41,425,146 km (0.062 R)
• M68: 42,672,942 km (0.118 R)
• M69: 43,538,067 km (0.097 R)
• M70: 44,647,335 km (0.106 R)
• M71: 44,806,507 km (0.064 R)
• M72: 46,570,565 km (0.101 R)
• M73: 46,974,629 km (0.112 R)
• M74: 47,704,966 km (0.092 R)
• M75: 48,766,363 km (0.091 R)
• M76: 50,829,467 km (0.088 R)
• M77: 50,912,643 km (0.079 R)
• M78: 52,416,401 km (0.084 R)
• M79: 52,920,995 km (0.113 R)
• M80: 53,427,084 km (0.064 R)
• M81: 53,765,475 km (0.081 R)
• M82: 54,444,200 km (0.12 R)
• M83: 54,955,227 km (0.103 R)
• M84: 56,067,636 km (0.063 R)
• M85: 56,325,393 km (0.095 R)
• M86: 57,101,208 km (0.09 R)
• M87: 57,360,611 km (0.115 R)
• M88: 57,533,695 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.8

Radius: 4

Gravity: 31.11 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 14.75 AU - 15.97 AU

Year: 21771 Days

Day: 23.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 72,389,051 km

• M1: 68,067 km (0.107 R)
• M2: 335,698 km (0.077 R)
• M3: 463,903 km (0.116 R)
• M4: 717,471 km (0.098 R)
• M5: 834,307 km (0.106 R)
• M6: 882,927 km (0.118 R)
• M7: 957,426 km (0.085 R)
• M8: 1,166,564 km (0.064 R)
• M9: 1,874,162 km (0.056 R)
• M10: 2,134,612 km (0.114 R)
• M11: 2,440,988 km (0.095 R)
• M12: 2,546,305 km (0.112 R)
• M13: 2,907,734 km (0.066 R)
• M14: 2,944,834 km (0.095 R)
• M15: 3,323,765 km (0.114 R)
• M16: 4,210,282 km (0.12 R)
• M17: 4,464,150 km (0.033 R)
• M18: 4,854,152 km (0.069 R)
• M19: 5,255,074 km (0.105 R)
• M20: 5,574,166 km (0.082 R)
• M21: 5,852,568 km (0.109 R)
• M22: 6,135,607 km (0.103 R)
• M23: 6,568,543 km (0.06 R)
• M24: 6,617,312 km (0.099 R)
• M25: 7,110,985 km (0.069 R)
• M26: 7,160,951 km (0.063 R)
• M27: 8,238,056 km (0.095 R)
• M28: 8,290,714 km (0.085 R)
• M29: 8,608,310 km (0.074 R)
• M30: 10,255,084 km (0.11 R)
• M31: 10,767,756 km (0.108 R)
• M32: 10,998,136 km (0.096 R)
• M33: 11,463,984 km (0.114 R)
• M34: 12,174,873 km (0.108 R)
• M35: 13,267,536 km (0.078 R)
• M36: 13,576,605 km (0.114 R)
• M37: 14,645,033 km (0.066 R)
• M38: 16,396,675 km (0.077 R)
• M39: 16,462,797 km (0.11 R)
• M40: 16,928,196 km (0.039 R)
• M41: 18,144,875 km (0.041 R)
• M42: 18,418,939 km (0.11 R)
• M43: 18,694,498 km (0.09 R)
• M44: 19,040,817 km (0.111 R)
• M45: 19,810,199 km (0.081 R)
• M46: 21,307,075 km (0.12 R)
• M47: 22,251,786 km (0.083 R)
• M48: 22,987,658 km (0.115 R)
• M49: 24,031,252 km (0.1 R)
• M50: 24,407,790 km (0.103 R)
• M51: 24,483,337 km (0.049 R)
• M52: 25,014,260 km (0.061 R)
• M53: 27,253,590 km (0.075 R)
• M54: 27,410,369 km (0.109 R)
• M55: 27,882,650 km (0.046 R)
• M56: 28,040,625 km (0.059 R)
• M57: 29,395,533 km (0.112 R)
• M58: 30,364,628 km (0.114 R)
• M59: 32,832,993 km (0.115 R)
• M60: 34,683,668 km (0.076 R)
• M61: 35,279,516 km (0.113 R)
• M62: 35,621,647 km (0.103 R)
• M63: 35,707,217 km (0.109 R)
• M64: 36,308,899 km (0.042 R)
• M65: 36,654,321 km (0.099 R)
• M66: 37,522,288 km (0.088 R)
• M67: 39,633,113 km (0.042 R)
• M68: 42,506,889 km (0.103 R)
• M69: 44,429,072 km (0.09 R)
• M70: 45,539,985 km (0.075 R)
• M71: 45,819,135 km (0.095 R)
• M72: 48,357,213 km (0.053 R)
• M73: 49,117,918 km (0.104 R)
• M74: 49,308,805 km (0.097 R)
• M75: 51,520,609 km (0.075 R)
• M76: 51,617,549 km (0.03 R)
• M77: 52,395,009 km (0.102 R)
• M78: 54,355,339 km (0.082 R)
• M79: 55,146,113 km (0.028 R)
• M80: 56,839,262 km (0.096 R)
• M81: 60,174,397 km (0.092 R)
• M82: 60,685,274 km (0.109 R)
• M83: 61,197,497 km (0.044 R)
• M84: 62,432,727 km (0.119 R)
• M85: 62,742,843 km (0.079 R)
• M86: 62,949,886 km (0.105 R)
• M87: 64,196,785 km (0.054 R)
• M88: 65,451,911 km (0.079 R)
• M89: 65,766,814 km (0.081 R)
• M90: 65,871,982 km (0.086 R)
• M91: 67,986,099 km (0.1 R)
• M92: 68,624,732 km (0.076 R)
• M93: 70,982,993 km (0.105 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 15,562 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit