🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.41 AU - 0.69 AU

Year: 179 Days

Day: 21.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,972,703 km

• M1: 36,502 km (0.077 R)

Asteroid Belt

Center: 2.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.5

Radius: 9.2

Gravity: 10.3 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.88 AU - 4.08 AU

Year: 3491 Days

Day: 12.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,972,703 km

• M1: 114,442 km (0.064 R)
• M2: 524,640 km (0.096 R)
• M3: 1,061,098 km (0.063 R)
• M4: 2,082,552 km (0.099 R)
• M5: 2,466,270 km (0.103 R)
• M6: 3,636,724 km (0.105 R)
• M7: 5,848,379 km (0.071 R)
• M8: 6,165,676 km (0.113 R)
• M9: 6,617,163 km (0.064 R)
• M10: 7,620,067 km (0.118 R)
• M11: 8,870,705 km (0.105 R)
• M12: 11,547,609 km (0.077 R)
• M13: 12,422,009 km (0.069 R)
• M14: 14,615,562 km (0.085 R)
• M15: 16,251,565 km (0.036 R)
• M16: 23,297,176 km (0.057 R)
• M17: 23,950,470 km (0.117 R)
• M18: 24,840,577 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.5

Radius: 8.5

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.7 AU - 4.6 AU

Year: 3717 Days

Day: 5.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,972,703 km

• M1: 105,766 km (0.116 R)
• M2: 375,939 km (0.065 R)
• M3: 642,074 km (0.085 R)
• M4: 916,885 km (0.083 R)
• M5: 1,360,144 km (0.032 R)
• M6: 1,684,173 km (0.109 R)
• M7: 1,967,212 km (0.075 R)
• M8: 2,429,469 km (0.088 R)
• M9: 3,193,167 km (0.11 R)
• M10: 3,833,445 km (0.061 R)
• M11: 4,239,454 km (0.112 R)
• M12: 4,650,250 km (0.111 R)
• M13: 5,239,067 km (0.09 R)
• M14: 5,849,127 km (0.073 R)
• M15: 7,999,297 km (0.116 R)
• M16: 8,990,832 km (0.079 R)
• M17: 10,423,830 km (0.092 R)
• M18: 11,258,885 km (0.084 R)
• M19: 12,319,085 km (0.086 R)
• M20: 13,687,158 km (0.061 R)
• M21: 14,997,336 km (0.116 R)
• M22: 15,844,060 km (0.059 R)
• M23: 18,937,744 km (0.117 R)
• M24: 22,960,730 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.7

Radius: 8.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.65 AU - 6.53 AU

Year: 5811 Days

Day: 13.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,972,703 km

• M1: 108,309 km (0.096 R)
• M2: 400,324 km (0.064 R)
• M3: 734,226 km (0.112 R)
• M4: 1,153,998 km (0.119 R)
• M5: 1,458,130 km (0.085 R)
• M6: 2,361,253 km (0.119 R)
• M7: 3,486,977 km (0.113 R)
• M8: 4,011,916 km (0.064 R)
• M9: 4,329,662 km (0.108 R)
• M10: 5,239,665 km (0.066 R)
• M11: 6,923,240 km (0.106 R)
• M12: 8,589,012 km (0.093 R)
• M13: 11,284,766 km (0.11 R)
• M14: 11,741,638 km (0.114 R)
• M15: 12,247,428 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 9.6

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.13 AU - 7.03 AU

Year: 7422 Days

Day: 6.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,972,703 km

• M1: 121,174 km (0.09 R)
• M2: 1,218,774 km (0.106 R)
• M3: 1,865,186 km (0.112 R)
• M4: 2,421,391 km (0.109 R)
• M5: 3,114,927 km (0.046 R)
• M6: 3,900,016 km (0.11 R)
• M7: 5,209,147 km (0.104 R)
• M8: 5,742,913 km (0.091 R)
• M9: 6,215,343 km (0.069 R)
• M10: 6,636,910 km (0.101 R)
• M11: 8,976,620 km (0.027 R)
• M12: 9,387,266 km (0.105 R)
• M13: 10,382,990 km (0.092 R)
• M14: 12,701,009 km (0.066 R)
• M15: 13,709,747 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.9

Radius: 11.5

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.99 AU - 9.77 AU

Year: 12632 Days

Day: 7 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,972,703 km

• M1: 157,826 km (0.063 R)
• M2: 591,660 km (0.097 R)
• M3: 1,449,005 km (0.096 R)
• M4: 2,248,905 km (0.092 R)
• M5: 2,738,987 km (0.091 R)
• M6: 4,859,388 km (0.037 R)
• M7: 6,862,952 km (0.12 R)
• M8: 7,571,148 km (0.096 R)
• M9: 8,197,963 km (0.105 R)
• M10: 8,768,978 km (0.107 R)
• M11: 11,810,004 km (0.117 R)
• M12: 16,572,901 km (0.12 R)
• M13: 17,060,889 km (0.045 R)
• M14: 19,414,812 km (0.027 R)
• M15: 20,991,573 km (0.119 R)
• M16: 25,858,890 km (0.114 R)
• M17: 26,515,923 km (0.053 R)
• M18: 28,953,321 km (0.082 R)
• M19: 35,867,286 km (0.096 R)
• M20: 43,807,492 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.7

Radius: 5.6

Gravity: 29.81 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.48 AU - 12.4 AU

Year: 15911 Days

Day: 21.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,972,703 km

• M1: 72,256 km (0.101 R)
• M2: 285,732 km (0.037 R)
• M3: 883,226 km (0.118 R)
• M4: 3,042,222 km (0.081 R)
• M5: 6,278,174 km (0.086 R)
• M6: 6,843,504 km (0.104 R)
• M7: 7,207,925 km (0.074 R)
• M8: 7,681,551 km (0.108 R)
• M9: 10,248,053 km (0.106 R)
• M10: 11,216,848 km (0.111 R)
• M11: 13,475,477 km (0.077 R)
• M12: 15,164,736 km (0.087 R)
• M13: 15,627,592 km (0.103 R)
• M14: 20,692,527 km (0.103 R)
• M15: 25,434,780 km (0.049 R)
• M16: 32,988,874 km (0.089 R)
• M17: 39,836,567 km (0.079 R)
• M18: 49,064,960 km (0.067 R)
• M19: 52,490,003 km (0.109 R)
• M20: 59,811,622 km (0.101 R)
• M21: 70,948,735 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.2

Radius: 4.3

Gravity: 41.65 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.01 AU - 16.25 AU

Year: 20920 Days

Day: 17.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,972,703 km

• M1: 53,556 km (0.111 R)
• M2: 426,204 km (0.097 R)
• M3: 612,304 km (0.1 R)
• M4: 1,044,792 km (0.119 R)
• M5: 1,179,729 km (0.119 R)
• M6: 1,485,507 km (0.095 R)
• M7: 1,979,479 km (0.102 R)
• M8: 2,504,268 km (0.116 R)
• M9: 3,428,334 km (0.119 R)
• M10: 4,453,977 km (0.054 R)
• M11: 5,074,809 km (0.086 R)
• M12: 5,228,894 km (0.09 R)
• M13: 5,506,099 km (0.032 R)
• M14: 7,184,887 km (0.057 R)
• M15: 10,299,215 km (0.078 R)
• M16: 11,053,188 km (0.028 R)
• M17: 12,670,341 km (0.115 R)
• M18: 13,906,917 km (0.084 R)
• M19: 17,302,639 km (0.084 R)
• M20: 17,564,436 km (0.112 R)
• M21: 17,740,363 km (0.071 R)
• M22: 18,095,807 km (0.105 R)
• M23: 19,377,562 km (0.084 R)
• M24: 22,739,924 km (0.096 R)
• M25: 26,471,343 km (0.037 R)
• M26: 27,169,666 km (0.04 R)
• M27: 32,141,252 km (0.052 R)
• M28: 32,935,766 km (0.091 R)
• M29: 33,203,397 km (0.103 R)
• M30: 43,192,795 km (0.029 R)
• M31: 45,471,470 km (0.112 R)
• M32: 49,737,402 km (0.103 R)
• M33: 57,297,929 km (0.08 R)
• M34: 64,956,891 km (0.048 R)
• M35: 66,012,753 km (0.095 R)
• M36: 72,363,482 km (0.112 R)
• M37: 76,035,661 km (0.107 R)
• M38: 78,869,942 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.3

Radius: 3.1

Gravity: 41.13 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 13.02 AU - 14.74 AU

Year: 22738 Days

Day: 19.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,972,703 km

• M1: 46,675 km (0.114 R)
• M2: 193,580 km (0.109 R)
• M3: 342,729 km (0.103 R)
• M4: 549,922 km (0.105 R)
• M5: 668,104 km (0.087 R)
• M6: 877,691 km (0.115 R)
• M7: 1,250,638 km (0.032 R)
• M8: 2,920,150 km (0.08 R)
• M9: 3,283,075 km (0.062 R)
• M10: 4,419,420 km (0.094 R)
• M11: 5,003,450 km (0.055 R)
• M12: 5,754,581 km (0.038 R)
• M13: 5,993,788 km (0.116 R)
• M14: 6,157,000 km (0.114 R)
• M15: 6,492,248 km (0.089 R)
• M16: 8,659,323 km (0.076 R)
• M17: 10,481,425 km (0.109 R)
• M18: 13,704,511 km (0.08 R)
• M19: 14,565,896 km (0.029 R)
• M20: 15,386,590 km (0.044 R)
• M21: 18,630,919 km (0.046 R)
• M22: 19,330,139 km (0.098 R)
• M23: 20,595,887 km (0.113 R)
• M24: 21,154,784 km (0.109 R)
• M25: 25,459,613 km (0.047 R)
• M26: 27,088,734 km (0.112 R)
• M27: 32,515,546 km (0.093 R)
• M28: 34,822,196 km (0.087 R)
• M29: 39,472,445 km (0.118 R)
• M30: 39,615,162 km (0.062 R)
• M31: 39,758,327 km (0.094 R)
• M32: 48,330,584 km (0.093 R)
• M33: 51,838,355 km (0.112 R)
• M34: 52,180,934 km (0.072 R)
• M35: 65,947,529 km (0.049 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.1

Radius: 6.1

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 13.1 AU - 18.4 AU

Year: 27484 Days

Day: 18.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,972,703 km

• M1: 77,940 km (0.088 R)
• M2: 341,233 km (0.036 R)
• M3: 695,780 km (0.107 R)
• M4: 904,319 km (0.066 R)
• M5: 1,798,316 km (0.106 R)
• M6: 2,039,617 km (0.109 R)
• M7: 4,383,666 km (0.103 R)
• M8: 5,291,426 km (0.119 R)
• M9: 5,829,231 km (0.036 R)
• M10: 7,709,676 km (0.066 R)
• M11: 9,402,376 km (0.106 R)
• M12: 9,790,881 km (0.103 R)
• M13: 12,749,628 km (0.089 R)
• M14: 15,631,033 km (0.098 R)
• M15: 16,255,305 km (0.071 R)
• M16: 17,140,475 km (0.115 R)
• M17: 18,831,679 km (0.05 R)
• M18: 23,540,422 km (0.052 R)
• M19: 27,044,004 km (0.101 R)
• M20: 28,285,068 km (0.028 R)
• M21: 29,445,798 km (0.046 R)
• M22: 39,753,689 km (0.085 R)
• M23: 47,871,169 km (0.049 R)
• M24: 52,401,591 km (0.038 R)
• M25: 57,209,517 km (0.089 R)
• M26: 60,573,225 km (0.081 R)
• M27: 68,515,077 km (0.048 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 18,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit