🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.57 AU - 0.73 AU

Year: 183 Days

Day: 46.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 160.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,377,379 km

• M1: 34,408 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.55 AU - 0.91 AU

Year: 218 Days

Day: 47.1 Hours

Environment

Temp: 176 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.69 AU - 1.13 AU

Year: 304 Days

Day: 34.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,377,379 km

• M1: 33,809 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.91 AU - 0.95 AU

Year: 314 Days

Day: 30 Hours

Environment

Temp: 178 °C

Axial Tilt: 108.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.3 AU - 1.36 AU

Year: 537 Days

Day: 41 Hours

Environment

Temp: 24 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 45,377,379 km

• M1: 591,660 km (0.097 R)
• M2: 1,294,620 km (0.053 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.76 AU - 1.94 AU

Year: 880 Days

Day: 12.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,377,379 km

• M1: 353,350 km (0.045 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.28 AU - 2.4 AU

Year: 1252 Days

Day: 43.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,377,379 km

• M1: 1,034,918 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530

Radius: 11

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.06 AU - 11.6 AU

Year: 10782 Days

Day: 14.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 45,377,379 km

• M1: 158,275 km (0.08 R)
• M2: 248,183 km (0.112 R)
• M3: 1,065,436 km (0.112 R)
• M4: 1,300,305 km (0.079 R)
• M5: 1,728,903 km (0.096 R)
• M6: 2,501,875 km (0.112 R)
• M7: 2,736,893 km (0.052 R)
• M8: 3,061,670 km (0.113 R)
• M9: 3,144,846 km (0.12 R)
• M10: 3,514,054 km (0.042 R)
• M11: 3,927,393 km (0.116 R)
• M12: 4,356,290 km (0.08 R)
• M13: 4,513,069 km (0.112 R)
• M14: 4,639,928 km (0.045 R)
• M15: 5,258,664 km (0.117 R)
• M16: 5,834,467 km (0.112 R)
• M17: 6,147,276 km (0.062 R)
• M18: 6,217,587 km (0.097 R)
• M19: 6,573,181 km (0.103 R)
• M20: 7,192,815 km (0.115 R)
• M21: 7,267,016 km (0.093 R)
• M22: 7,869,446 km (0.08 R)
• M23: 8,526,929 km (0.084 R)
• M24: 8,644,812 km (0.099 R)
• M25: 8,922,017 km (0.042 R)
• M26: 9,444,712 km (0.101 R)
• M27: 9,566,784 km (0.112 R)
• M28: 9,730,294 km (0.101 R)
• M29: 10,393,611 km (0.113 R)
• M30: 11,895,275 km (0.074 R)
• M31: 13,099,687 km (0.057 R)
• M32: 13,555,512 km (0.06 R)
• M33: 14,202,523 km (0.048 R)
• M34: 14,717,887 km (0.078 R)
• M35: 14,812,284 km (0.092 R)
• M36: 15,239,535 km (0.102 R)
• M37: 15,382,850 km (0.059 R)
• M38: 16,988,633 km (0.085 R)
• M39: 17,435,781 km (0.087 R)
• M40: 18,954,200 km (0.058 R)
• M41: 19,366,192 km (0.109 R)
• M42: 20,672,780 km (0.119 R)
• M43: 20,990,676 km (0.067 R)
• M44: 21,203,553 km (0.067 R)
• M45: 22,822,202 km (0.118 R)
• M46: 23,260,524 km (0.114 R)
• M47: 23,370,628 km (0.057 R)
• M48: 23,480,732 km (0.031 R)
• M49: 23,812,391 km (0.11 R)
• M50: 24,256,996 km (0.073 R)
• M51: 24,704,443 km (0.045 R)
• M52: 24,816,641 km (0.115 R)
• M53: 25,210,981 km (0.107 R)
• M54: 26,406,119 km (0.095 R)
• M55: 26,521,010 km (0.089 R)
• M56: 26,635,901 km (0.044 R)
• M57: 27,911,372 km (0.097 R)
• M58: 28,380,212 km (0.117 R)
• M59: 30,581,994 km (0.094 R)
• M60: 30,823,295 km (0.11 R)
• M61: 31,247,106 km (0.114 R)
• M62: 31,917,005 km (0.116 R)
• M63: 33,456,965 km (0.089 R)
• M64: 33,705,747 km (0.077 R)
• M65: 35,147,421 km (0.093 R)
• M66: 35,780,520 km (0.099 R)
• M67: 36,289,601 km (0.116 R)
• M68: 36,801,226 km (0.11 R)
• M69: 37,444,048 km (0.053 R)
• M70: 37,573,151 km (0.092 R)
• M71: 37,831,656 km (0.05 R)
• M72: 38,155,535 km (0.057 R)
• M73: 39,394,804 km (0.047 R)
• M74: 39,723,171 km (0.11 R)
• M75: 42,718,869 km (0.11 R)
• M76: 43,665,674 km (0.076 R)
• M77: 44,824,459 km (0.102 R)
• M78: 45,030,156 km (0.065 R)
• M79: 45,579,778 km (0.104 R)
• M80: 45,717,558 km (0.09 R)
• M81: 46,270,023 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.8

Radius: 11.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.36 AU - 11.9 AU

Year: 11280 Days

Day: 11.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 45,377,379 km

• M1: 164,558 km (0.095 R)
• M2: 256,560 km (0.081 R)
• M3: 384,915 km (0.111 R)
• M4: 513,569 km (0.081 R)
• M5: 690,095 km (0.117 R)
• M6: 786,436 km (0.096 R)
• M7: 905,067 km (0.093 R)
• M8: 2,113,369 km (0.117 R)
• M9: 2,898,758 km (0.046 R)
• M10: 3,087,850 km (0.112 R)
• M11: 3,365,055 km (0.095 R)
• M12: 3,535,446 km (0.114 R)
• M13: 3,825,666 km (0.113 R)
• M14: 4,063,527 km (0.087 R)
• M15: 4,275,806 km (0.078 R)
• M16: 4,998,514 km (0.107 R)
• M17: 5,390,759 km (0.106 R)
• M18: 5,793,028 km (0.108 R)
• M19: 5,963,420 km (0.094 R)
• M20: 6,414,607 km (0.09 R)
• M21: 6,590,983 km (0.117 R)
• M22: 6,912,768 km (0.076 R)
• M23: 7,984,188 km (0.086 R)
• M24: 8,519,898 km (0.085 R)
• M25: 10,237,281 km (0.059 R)
• M26: 10,526,753 km (0.099 R)
• M27: 10,735,293 km (0.089 R)
• M28: 10,987,216 km (0.097 R)
• M29: 11,198,747 km (0.11 R)
• M30: 11,283,719 km (0.09 R)
• M31: 11,454,260 km (0.057 R)
• M32: 12,938,720 km (0.064 R)
• M33: 13,703,464 km (0.076 R)
• M34: 13,794,420 km (0.086 R)
• M35: 14,390,418 km (0.104 R)
• M36: 15,371,032 km (0.062 R)
• M37: 15,465,577 km (0.071 R)
• M38: 15,750,262 km (0.1 R)
• M39: 16,566,319 km (0.09 R)
• M40: 16,760,347 km (0.103 R)
• M41: 17,150,797 km (0.104 R)
• M42: 17,692,342 km (0.108 R)
• M43: 17,791,376 km (0.114 R)
• M44: 19,096,318 km (0.072 R)
• M45: 20,017,691 km (0.111 R)
• M46: 20,848,857 km (0.091 R)
• M47: 21,215,970 km (0.031 R)
• M48: 21,479,561 km (0.095 R)
• M49: 22,921,685 km (0.11 R)
• M50: 23,463,678 km (0.109 R)
• M51: 23,572,585 km (0.087 R)
• M52: 24,009,860 km (0.109 R)
• M53: 24,449,977 km (0.05 R)
• M54: 24,726,284 km (0.091 R)
• M55: 25,449,739 km (0.078 R)
• M56: 25,842,135 km (0.04 R)
• M57: 26,860,447 km (0.084 R)
• M58: 26,974,441 km (0.085 R)
• M59: 27,088,434 km (0.091 R)
• M60: 27,431,762 km (0.094 R)
• M61: 29,228,432 km (0.082 R)
• M62: 30,348,471 km (0.072 R)
• M63: 30,645,423 km (0.102 R)
• M64: 31,122,790 km (0.074 R)
• M65: 31,422,285 km (0.088 R)
• M66: 32,508,664 km (0.112 R)
• M67: 32,873,534 km (0.081 R)
• M68: 33,239,749 km (0.108 R)
• M69: 33,484,641 km (0.092 R)
• M70: 33,853,101 km (0.057 R)
• M71: 34,099,488 km (0.066 R)
• M72: 34,842,242 km (0.069 R)
• M73: 35,091,023 km (0.103 R)
• M74: 35,966,470 km (0.076 R)
• M75: 36,659,257 km (0.071 R)
• M76: 36,848,948 km (0.117 R)
• M77: 36,975,657 km (0.047 R)
• M78: 38,442,614 km (0.107 R)
• M79: 39,215,586 km (0.113 R)
• M80: 39,733,793 km (0.116 R)
• M81: 39,863,644 km (0.041 R)
• M82: 40,515,143 km (0.118 R)
• M83: 40,842,313 km (0.11 R)
• M84: 41,961,006 km (0.089 R)
• M85: 45,241,687 km (0.065 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 14,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit