🌌 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: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.8 AU - 0.82 AU

Year: 279 Days

Day: 25 Hours

Environment

Temp: 36 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,199,856 km

• M1: 314,455 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.81 AU - 1.15 AU

Year: 371 Days

Day: 39.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.6

Radius: 13.2

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.25 AU - 10.11 AU

Year: 10650 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 31,199,856 km

• M1: 240,105 km (0.041 R)
• M2: 324,179 km (0.069 R)
• M3: 414,386 km (0.053 R)
• M4: 739,612 km (0.111 R)
• M5: 838,197 km (0.104 R)
• M6: 995,275 km (0.059 R)
• M7: 1,201,869 km (0.034 R)
• M8: 1,999,376 km (0.06 R)
• M9: 2,313,681 km (0.088 R)
• M10: 2,722,382 km (0.101 R)
• M11: 3,099,069 km (0.117 R)
• M12: 3,406,942 km (0.094 R)
• M13: 3,578,979 km (0.083 R)
• M14: 4,672,241 km (0.103 R)
• M15: 4,799,698 km (0.112 R)
• M16: 4,928,502 km (0.072 R)
• M17: 5,759,368 km (0.059 R)
• M18: 6,633,618 km (0.028 R)
• M19: 6,922,193 km (0.079 R)
• M20: 7,068,051 km (0.068 R)
• M21: 7,400,008 km (0.062 R)
• M22: 8,976,321 km (0.116 R)
• M23: 9,095,700 km (0.118 R)
• M24: 9,537,911 km (0.087 R)
• M25: 9,946,014 km (0.049 R)
• M26: 10,069,582 km (0.111 R)
• M27: 10,652,864 km (0.1 R)
• M28: 11,333,086 km (0.032 R)
• M29: 11,678,507 km (0.111 R)
• M30: 11,765,424 km (0.03 R)
• M31: 11,983,687 km (0.091 R)
• M32: 12,468,384 km (0.096 R)
• M33: 13,185,108 km (0.054 R)
• M34: 14,987,612 km (0.104 R)
• M35: 15,605,451 km (0.098 R)
• M36: 15,845,406 km (0.083 R)
• M37: 16,183,348 km (0.081 R)
• M38: 16,328,907 km (0.103 R)
• M39: 18,462,621 km (0.105 R)
• M40: 18,716,489 km (0.076 R)
• M41: 19,227,515 km (0.085 R)
• M42: 19,381,751 km (0.096 R)
• M43: 19,588,046 km (0.109 R)
• M44: 19,846,850 km (0.062 R)
• M45: 19,950,821 km (0.111 R)
• M46: 21,317,397 km (0.054 R)
• M47: 22,551,580 km (0.066 R)
• M48: 22,822,950 km (0.099 R)
• M49: 23,533,540 km (0.108 R)
• M50: 24,641,013 km (0.105 R)
• M51: 24,808,563 km (0.092 R)
• M52: 25,032,660 km (0.094 R)
• M53: 27,541,118 km (0.098 R)
• M54: 28,297,634 km (0.096 R)
• M55: 28,473,112 km (0.104 R)
• M56: 29,474,670 km (0.117 R)
• M57: 29,652,542 km (0.105 R)
• M58: 30,908,117 km (0.091 R)
• M59: 31,149,269 km (0.116 R)
• M60: 31,269,994 km (0.036 R)
• M61: 31,512,193 km (0.085 R)
• M62: 31,876,464 km (0.07 R)
• M63: 32,486,674 km (0.063 R)
• M64: 33,285,676 km (0.106 R)
• M65: 33,532,812 km (0.074 R)
• M66: 35,343,095 km (0.061 R)
• M67: 35,532,187 km (0.058 R)
• M68: 36,865,104 km (0.063 R)
• M69: 37,056,889 km (0.03 R)
• M70: 37,441,355 km (0.088 R)
• M71: 38,214,477 km (0.062 R)
• M72: 38,473,281 km (0.107 R)
• M73: 39,514,482 km (0.083 R)
• M74: 40,433,163 km (0.089 R)
• M75: 41,691,131 km (0.093 R)
• M76: 42,358,487 km (0.097 R)
• M77: 43,231,092 km (0.076 R)
• M78: 44,042,062 km (0.066 R)
• M79: 44,449,417 km (0.12 R)
• M80: 44,994,402 km (0.106 R)
• M81: 45,267,717 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.7

Radius: 5.2

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.78 AU - 14.1 AU

Year: 15797 Days

Day: 18.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 31,199,856 km

• M1: 75,697 km (0.119 R)
• M2: 127,607 km (0.039 R)
• M3: 286,330 km (0.115 R)
• M4: 477,217 km (0.108 R)
• M5: 545,284 km (0.109 R)
• M6: 691,441 km (0.062 R)
• M7: 742,903 km (0.074 R)
• M8: 1,049,279 km (0.094 R)
• M9: 1,108,969 km (0.083 R)
• M10: 1,342,790 km (0.111 R)
• M11: 1,391,410 km (0.105 R)
• M12: 1,557,912 km (0.094 R)
• M13: 1,855,462 km (0.064 R)
• M14: 2,151,517 km (0.046 R)
• M15: 2,787,008 km (0.106 R)
• M16: 2,975,801 km (0.074 R)
• M17: 3,103,857 km (0.028 R)
• M18: 3,432,074 km (0.117 R)
• M19: 3,679,808 km (0.113 R)
• M20: 3,725,436 km (0.042 R)
• M21: 4,097,486 km (0.115 R)
• M22: 5,002,702 km (0.066 R)
• M23: 5,283,348 km (0.053 R)
• M24: 5,360,840 km (0.081 R)
• M25: 5,940,232 km (0.067 R)
• M26: 6,155,803 km (0.067 R)
• M27: 6,264,560 km (0.063 R)
• M28: 6,346,540 km (0.114 R)
• M29: 6,539,222 km (0.03 R)
• M30: 6,874,172 km (0.094 R)
• M31: 7,473,461 km (0.079 R)
• M32: 8,000,494 km (0.12 R)
• M33: 8,178,815 km (0.117 R)
• M34: 8,874,445 km (0.062 R)
• M35: 8,935,930 km (0.055 R)
• M36: 9,494,827 km (0.116 R)
• M37: 9,589,074 km (0.031 R)
• M38: 9,937,188 km (0.094 R)
• M39: 10,613,520 km (0.113 R)
• M40: 10,809,493 km (0.109 R)
• M41: 10,940,840 km (0.072 R)
• M42: 11,006,663 km (0.027 R)
• M43: 11,638,714 km (0.049 R)
• M44: 12,488,281 km (0.074 R)
• M45: 12,729,881 km (0.082 R)
• M46: 13,042,541 km (0.105 R)
• M47: 13,746,399 km (0.071 R)
• M48: 14,607,334 km (0.108 R)
• M49: 15,117,613 km (0.118 R)
• M50: 15,227,717 km (0.064 R)
• M51: 15,596,625 km (0.108 R)
• M52: 15,819,376 km (0.1 R)
• M53: 15,931,276 km (0.073 R)
• M54: 16,193,072 km (0.099 R)
• M55: 16,494,063 km (0.055 R)
• M56: 18,143,230 km (0.073 R)
• M57: 18,338,455 km (0.103 R)
• M58: 18,612,817 km (0.084 R)
• M59: 19,086,444 km (0.085 R)
• M60: 19,284,961 km (0.12 R)
• M61: 20,247,174 km (0.083 R)
• M62: 20,693,425 km (0.11 R)
• M63: 20,856,486 km (0.107 R)
• M64: 20,979,007 km (0.11 R)
• M65: 21,019,997 km (0.075 R)
• M66: 21,430,493 km (0.109 R)
• M67: 21,760,955 km (0.118 R)
• M68: 22,093,062 km (0.079 R)
• M69: 22,678,140 km (0.108 R)
• M70: 22,930,511 km (0.092 R)
• M71: 23,480,583 km (0.064 R)
• M72: 23,608,040 km (0.093 R)
• M73: 23,735,797 km (0.058 R)
• M74: 23,778,432 km (0.076 R)
• M75: 23,992,058 km (0.102 R)
• M76: 24,378,020 km (0.03 R)
• M77: 24,722,843 km (0.1 R)
• M78: 25,069,462 km (0.064 R)
• M79: 25,286,827 km (0.064 R)
• M80: 25,635,839 km (0.054 R)
• M81: 26,250,537 km (0.114 R)
• M82: 26,338,800 km (0.08 R)
• M83: 26,737,029 km (0.108 R)
• M84: 27,048,043 km (0.093 R)
• M85: 27,226,364 km (0.108 R)
• M86: 27,943,536 km (0.099 R)
• M87: 28,394,873 km (0.034 R)
• M88: 29,625,465 km (0.076 R)
• M89: 30,687,610 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 11,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit