🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.21 AU - 1.45 AU

Year: 539 Days

Day: 18.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.18 AU - 3.28 AU

Year: 1585 Days

Day: 46.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.77 AU - 3.47 AU

Year: 1937 Days

Day: 35.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,655,558 km

• M1: 239,506 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.4

Radius: 10.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.63 AU - 8.93 AU

Year: 8374 Days

Day: 6.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 54,655,558 km

• M1: 354,098 km (0.117 R)
• M2: 698,921 km (0.097 R)
• M3: 851,361 km (0.118 R)
• M4: 965,056 km (0.089 R)
• M5: 1,119,291 km (0.109 R)
• M6: 1,226,703 km (0.108 R)
• M7: 1,394,851 km (0.053 R)
• M8: 1,988,006 km (0.117 R)
• M9: 2,581,012 km (0.1 R)
• M10: 3,647,944 km (0.081 R)
• M11: 3,920,362 km (0.09 R)
• M12: 4,456,221 km (0.092 R)
• M13: 4,659,525 km (0.108 R)
• M14: 4,895,740 km (0.101 R)
• M15: 5,318,503 km (0.101 R)
• M16: 5,534,224 km (0.051 R)
• M17: 5,911,061 km (0.088 R)
• M18: 6,070,532 km (0.106 R)
• M19: 6,557,473 km (0.067 R)
• M20: 6,689,418 km (0.072 R)
• M21: 6,855,771 km (0.106 R)
• M22: 7,226,325 km (0.11 R)
• M23: 8,305,823 km (0.115 R)
• M24: 8,919,025 km (0.079 R)
• M25: 9,546,887 km (0.106 R)
• M26: 10,074,818 km (0.059 R)
• M27: 10,150,964 km (0.08 R)
• M28: 10,265,555 km (0.096 R)
• M29: 10,380,596 km (0.085 R)
• M30: 10,496,086 km (0.085 R)
• M31: 11,040,772 km (0.115 R)
• M32: 11,237,642 km (0.109 R)
• M33: 11,475,204 km (0.11 R)
• M34: 12,647,303 km (0.065 R)
• M35: 12,729,582 km (0.064 R)
• M36: 13,226,696 km (0.047 R)
• M37: 13,310,321 km (0.089 R)
• M38: 13,477,721 km (0.116 R)
• M39: 13,857,251 km (0.084 R)
• M40: 15,016,634 km (0.112 R)
• M41: 15,147,383 km (0.057 R)
• M42: 15,984,233 km (0.112 R)
• M43: 17,702,664 km (0.06 R)
• M44: 18,072,021 km (0.108 R)
• M45: 18,210,998 km (0.075 R)
• M46: 18,350,572 km (0.119 R)
• M47: 19,336,871 km (0.074 R)
• M48: 19,717,149 km (0.09 R)
• M49: 19,812,592 km (0.09 R)
• M50: 20,099,820 km (0.067 R)
• M51: 22,947,416 km (0.054 R)
• M52: 23,450,962 km (0.116 R)
• M53: 23,805,659 km (0.1 R)
• M54: 24,060,125 km (0.114 R)
• M55: 24,162,150 km (0.083 R)
• M56: 24,264,326 km (0.075 R)
• M57: 25,345,918 km (0.115 R)
• M58: 25,553,710 km (0.101 R)
• M59: 25,657,830 km (0.083 R)
• M60: 26,075,657 km (0.079 R)
• M61: 26,601,194 km (0.077 R)
• M62: 26,971,150 km (0.043 R)
• M63: 27,502,521 km (0.082 R)
• M64: 27,983,778 km (0.077 R)
• M65: 28,738,050 km (0.087 R)
• M66: 29,280,791 km (0.108 R)
• M67: 29,444,302 km (0.079 R)
• M68: 29,826,973 km (0.078 R)
• M69: 30,431,648 km (0.09 R)
• M70: 30,818,508 km (0.103 R)
• M71: 31,151,513 km (0.102 R)
• M72: 31,653,114 km (0.118 R)
• M73: 31,765,013 km (0.051 R)
• M74: 31,988,961 km (0.05 R)
• M75: 32,607,997 km (0.095 R)
• M76: 33,060,531 km (0.063 R)
• M77: 33,972,031 km (0.09 R)
• M78: 35,761,371 km (0.105 R)
• M79: 37,285,624 km (0.106 R)
• M80: 37,877,582 km (0.072 R)
• M81: 39,852,873 km (0.119 R)
• M82: 40,336,672 km (0.034 R)
• M83: 40,579,470 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.1

Radius: 10.8

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.07 AU - 11.67 AU

Year: 12596 Days

Day: 7.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 54,655,558 km

• M1: 135,984 km (0.117 R)
• M2: 234,420 km (0.086 R)
• M3: 586,872 km (0.105 R)
• M4: 818,450 km (0.063 R)
• M5: 1,017,116 km (0.119 R)
• M6: 1,485,357 km (0.105 R)
• M7: 1,606,382 km (0.109 R)
• M8: 1,989,352 km (0.085 R)
• M9: 2,069,387 km (0.051 R)
• M10: 2,316,224 km (0.036 R)
• M11: 3,238,644 km (0.061 R)
• M12: 3,365,204 km (0.08 R)
• M13: 3,558,485 km (0.067 R)
• M14: 3,722,294 km (0.084 R)
• M15: 3,821,777 km (0.095 R)
• M16: 4,125,760 km (0.085 R)
• M17: 4,437,522 km (0.041 R)
• M18: 4,649,651 km (0.076 R)
• M19: 4,757,063 km (0.07 R)
• M20: 5,121,034 km (0.12 R)
• M21: 5,343,636 km (0.041 R)
• M22: 5,721,969 km (0.108 R)
• M23: 5,914,501 km (0.081 R)
• M24: 6,424,929 km (0.072 R)
• M25: 6,624,942 km (0.107 R)
• M26: 7,362,459 km (0.111 R)
• M27: 7,911,334 km (0.065 R)
• M28: 8,386,008 km (0.11 R)
• M29: 8,737,114 km (0.081 R)
• M30: 9,048,278 km (0.089 R)
• M31: 9,957,533 km (0.034 R)
• M32: 10,753,095 km (0.061 R)
• M33: 10,943,234 km (0.098 R)
• M34: 11,086,698 km (0.117 R)
• M35: 12,754,864 km (0.1 R)
• M36: 13,006,787 km (0.098 R)
• M37: 13,158,629 km (0.103 R)
• M38: 13,362,231 km (0.052 R)
• M39: 13,566,732 km (0.104 R)
• M40: 13,875,502 km (0.111 R)
• M41: 14,974,448 km (0.1 R)
• M42: 15,615,026 km (0.087 R)
• M43: 16,537,745 km (0.081 R)
• M44: 17,645,817 km (0.102 R)
• M45: 18,265,601 km (0.11 R)
• M46: 18,777,824 km (0.082 R)
• M47: 20,401,858 km (0.068 R)
• M48: 21,290,320 km (0.056 R)
• M49: 22,982,272 km (0.026 R)
• M50: 23,473,701 km (0.09 R)
• M51: 23,596,970 km (0.096 R)
• M52: 24,092,737 km (0.09 R)
• M53: 24,717,159 km (0.065 R)
• M54: 24,842,671 km (0.075 R)
• M55: 25,982,009 km (0.095 R)
• M56: 26,365,578 km (0.027 R)
• M57: 27,787,954 km (0.102 R)
• M58: 29,434,279 km (0.112 R)
• M59: 29,567,421 km (0.098 R)
• M60: 30,034,765 km (0.072 R)
• M61: 31,655,657 km (0.097 R)
• M62: 31,860,307 km (0.065 R)
• M63: 32,683,096 km (0.076 R)
• M64: 33,582,478 km (0.089 R)
• M65: 35,901,544 km (0.072 R)
• M66: 36,471,662 km (0.09 R)
• M67: 36,543,020 km (0.114 R)
• M68: 36,686,185 km (0.059 R)
• M69: 37,765,085 km (0.104 R)
• M70: 37,982,002 km (0.054 R)
• M71: 39,073,468 km (0.092 R)
• M72: 41,286,918 km (0.109 R)
• M73: 42,408,902 km (0.101 R)
• M74: 42,935,935 km (0.114 R)
• M75: 48,402,690 km (0.109 R)
• M76: 48,638,457 km (0.088 R)
• M77: 48,874,522 km (0.098 R)
• M78: 49,269,012 km (0.117 R)
• M79: 50,220,005 km (0.059 R)
• M80: 50,379,028 km (0.052 R)
• M81: 50,538,349 km (0.09 R)
• M82: 50,697,671 km (0.094 R)
• M83: 52,462,477 km (0.032 R)
• M84: 52,623,893 km (0.041 R)
• M85: 52,947,174 km (0.107 R)
• M86: 53,677,062 km (0.048 R)
• M87: 54,165,649 km (0.113 R)
• M88: 54,328,711 km (0.045 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 18,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit