🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.75 AU - 1.21 AU

Year: 358 Days

Day: 23.2 Hours

Environment

Temp: 27 °C

Axial Tilt: 24.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.75 AU - 4.21 AU

Year: 2930 Days

Day: 32.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.1

Radius: 10.9

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.61 AU - 6.01 AU

Year: 4515 Days

Day: 8.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 96,447,520 km

• M1: 137,630 km (0.104 R)
• M2: 557,102 km (0.063 R)
• M3: 975,528 km (0.072 R)
• M4: 1,582,147 km (0.094 R)
• M5: 2,346,891 km (0.096 R)
• M6: 2,733,303 km (0.037 R)
• M7: 3,281,579 km (0.112 R)
• M8: 3,701,500 km (0.109 R)
• M9: 4,252,619 km (0.08 R)
• M10: 4,964,256 km (0.104 R)
• M11: 6,272,190 km (0.1 R)
• M12: 9,063,387 km (0.091 R)
• M13: 10,328,985 km (0.11 R)
• M14: 13,155,936 km (0.071 R)
• M15: 13,522,451 km (0.086 R)
• M16: 15,000,478 km (0.114 R)
• M17: 15,632,529 km (0.073 R)
• M18: 17,572,663 km (0.119 R)
• M19: 18,929,965 km (0.063 R)
• M20: 19,600,313 km (0.089 R)
• M21: 20,355,932 km (0.062 R)
• M22: 20,705,692 km (0.097 R)
• M23: 21,634,096 km (0.101 R)
• M24: 23,573,782 km (0.096 R)
• M25: 24,193,267 km (0.095 R)
• M26: 25,142,914 km (0.113 R)
• M27: 25,708,095 km (0.106 R)
• M28: 26,696,937 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.4

Radius: 14.8

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.38 AU - 8.14 AU

Year: 6485 Days

Day: 5.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 54.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 96,447,520 km

• M1: 184,005 km (0.118 R)
• M2: 674,088 km (0.039 R)
• M3: 1,186,461 km (0.111 R)
• M4: 2,397,605 km (0.104 R)
• M5: 3,140,359 km (0.059 R)
• M6: 4,501,101 km (0.073 R)
• M7: 5,911,509 km (0.104 R)
• M8: 8,049,113 km (0.053 R)
• M9: 8,555,951 km (0.089 R)
• M10: 9,167,358 km (0.119 R)
• M11: 9,851,469 km (0.091 R)
• M12: 12,569,811 km (0.092 R)
• M13: 15,160,996 km (0.111 R)
• M14: 15,997,398 km (0.099 R)
• M15: 17,696,979 km (0.114 R)
• M16: 20,432,376 km (0.077 R)
• M17: 23,281,767 km (0.082 R)
• M18: 25,627,611 km (0.075 R)
• M19: 26,386,521 km (0.114 R)
• M20: 27,597,067 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.8

Radius: 11.3

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.47 AU - 11.93 AU

Year: 11146 Days

Day: 10.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 96,447,520 km

• M1: 140,622 km (0.077 R)
• M2: 915,689 km (0.076 R)
• M3: 2,270,596 km (0.104 R)
• M4: 3,103,408 km (0.112 R)
• M5: 3,973,170 km (0.107 R)
• M6: 4,870,907 km (0.093 R)
• M7: 5,287,238 km (0.068 R)
• M8: 6,776,185 km (0.086 R)
• M9: 10,997,239 km (0.032 R)
• M10: 12,088,106 km (0.116 R)
• M11: 13,051,217 km (0.12 R)
• M12: 13,857,849 km (0.03 R)
• M13: 14,273,582 km (0.104 R)
• M14: 16,478,056 km (0.107 R)
• M15: 19,283,614 km (0.084 R)
• M16: 22,966,265 km (0.086 R)
• M17: 26,932,254 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.8

Radius: 14.5

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 10.32 AU - 12.56 AU

Year: 14276 Days

Day: 6.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,447,520 km

• M1: 188,045 km (0.112 R)
• M2: 647,759 km (0.092 R)
• M3: 1,498,522 km (0.069 R)
• M4: 2,350,183 km (0.055 R)
• M5: 3,186,435 km (0.087 R)
• M6: 3,641,063 km (0.098 R)
• M7: 5,187,157 km (0.077 R)
• M8: 6,206,217 km (0.087 R)
• M9: 7,355,129 km (0.043 R)
• M10: 8,078,435 km (0.083 R)
• M11: 10,349,330 km (0.069 R)
• M12: 12,430,237 km (0.118 R)
• M13: 15,621,608 km (0.09 R)
• M14: 18,692,852 km (0.104 R)
• M15: 21,991,485 km (0.038 R)
• M16: 24,896,078 km (0.111 R)
• M17: 27,146,927 km (0.119 R)
• M18: 32,853,787 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.8

Radius: 7

Gravity: 15.34 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 14.76 AU - 15.96 AU

Year: 22211 Days

Day: 16 Hours

Environment

Temp: -203 °C

Axial Tilt: 139.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 96,447,520 km

• M1: 87,216 km (0.109 R)
• M2: 376,538 km (0.063 R)
• M3: 691,441 km (0.062 R)
• M4: 1,599,201 km (0.117 R)
• M5: 1,893,460 km (0.11 R)
• M6: 4,042,733 km (0.118 R)
• M7: 6,912,918 km (0.081 R)
• M8: 7,903,256 km (0.108 R)
• M9: 8,761,050 km (0.109 R)
• M10: 9,041,396 km (0.048 R)
• M11: 9,979,076 km (0.071 R)
• M12: 10,915,558 km (0.116 R)
• M13: 12,253,861 km (0.101 R)
• M14: 14,075,963 km (0.085 R)
• M15: 15,576,429 km (0.096 R)
• M16: 16,748,080 km (0.074 R)
• M17: 17,093,352 km (0.116 R)
• M18: 17,620,236 km (0.118 R)
• M19: 17,887,717 km (0.111 R)
• M20: 18,614,164 km (0.108 R)
• M21: 19,078,067 km (0.116 R)
• M22: 20,418,165 km (0.105 R)
• M23: 21,819,897 km (0.048 R)
• M24: 22,335,710 km (0.041 R)
• M25: 31,339,557 km (0.102 R)
• M26: 31,732,401 km (0.066 R)
• M27: 33,065,468 km (0.086 R)
• M28: 34,158,579 km (0.052 R)
• M29: 34,994,084 km (0.102 R)
• M30: 35,700,784 km (0.105 R)
• M31: 37,435,371 km (0.12 R)
• M32: 40,760,034 km (0.11 R)
• M33: 43,136,396 km (0.072 R)
• M34: 65,987,770 km (0.12 R)
• M35: 66,417,565 km (0.056 R)
• M36: 68,814,871 km (0.064 R)
• M37: 72,175,886 km (0.094 R)
• M38: 75,644,911 km (0.077 R)
• M39: 84,167,951 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.8

Radius: 4.5

Gravity: 15.64 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 13.13 AU - 18.17 AU

Year: 22843 Days

Day: 23.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 96,447,520 km

• M1: 57,745 km (0.098 R)
• M2: 214,075 km (0.091 R)
• M3: 412,142 km (0.071 R)
• M4: 585,376 km (0.064 R)
• M5: 827,426 km (0.076 R)
• M6: 1,878,500 km (0.115 R)
• M7: 2,978,643 km (0.118 R)
• M8: 3,984,838 km (0.053 R)
• M9: 4,713,979 km (0.051 R)
• M10: 6,598,313 km (0.074 R)
• M11: 8,932,788 km (0.087 R)
• M12: 11,397,563 km (0.077 R)
• M13: 11,952,271 km (0.088 R)
• M14: 12,850,457 km (0.051 R)
• M15: 13,519,010 km (0.094 R)
• M16: 13,724,109 km (0.104 R)
• M17: 14,636,506 km (0.057 R)
• M18: 15,663,645 km (0.073 R)
• M19: 20,165,195 km (0.028 R)
• M20: 22,564,744 km (0.086 R)
• M21: 23,437,947 km (0.06 R)
• M22: 24,840,427 km (0.051 R)
• M23: 25,875,944 km (0.118 R)
• M24: 27,591,981 km (0.114 R)
• M25: 28,477,750 km (0.117 R)
• M26: 31,367,981 km (0.084 R)
• M27: 37,185,692 km (0.076 R)
• M28: 42,210,535 km (0.114 R)
• M29: 51,392,853 km (0.107 R)
• M30: 52,732,053 km (0.081 R)
• M31: 54,266,179 km (0.099 R)
• M32: 55,131,303 km (0.119 R)
• M33: 59,594,705 km (0.101 R)
• M34: 60,700,682 km (0.104 R)
• M35: 61,445,530 km (0.115 R)

Asteroid Belt

Center: 16.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.1

Radius: 5.6

Gravity: 21.72 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 14.77 AU - 21.61 AU

Year: 28624 Days

Day: 17.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 96,447,520 km

• M1: 69,713 km (0.074 R)
• M2: 339,737 km (0.102 R)
• M3: 751,729 km (0.081 R)
• M4: 936,931 km (0.113 R)
• M5: 1,167,462 km (0.105 R)
• M6: 1,649,017 km (0.11 R)
• M7: 2,885,593 km (0.096 R)
• M8: 3,628,496 km (0.057 R)
• M9: 3,857,680 km (0.075 R)
• M10: 4,418,074 km (0.115 R)
• M11: 4,872,702 km (0.113 R)
• M12: 5,875,157 km (0.085 R)
• M13: 6,958,096 km (0.106 R)
• M14: 7,893,831 km (0.064 R)
• M15: 8,168,044 km (0.106 R)
• M16: 9,148,059 km (0.045 R)
• M17: 9,450,696 km (0.068 R)
• M18: 10,794,982 km (0.069 R)
• M19: 11,830,050 km (0.069 R)
• M20: 12,555,749 km (0.12 R)
• M21: 12,929,594 km (0.095 R)
• M22: 13,543,095 km (0.117 R)
• M23: 20,269,016 km (0.062 R)
• M24: 21,306,327 km (0.118 R)
• M25: 38,182,014 km (0.03 R)
• M26: 42,712,137 km (0.076 R)
• M27: 43,387,122 km (0.114 R)
• M28: 44,932,020 km (0.082 R)
• M29: 45,280,284 km (0.051 R)
• M30: 48,131,170 km (0.094 R)
• M31: 53,794,646 km (0.067 R)
• M32: 58,219,303 km (0.051 R)
• M33: 59,049,122 km (0.115 R)
• M34: 62,663,406 km (0.117 R)
• M35: 65,301,715 km (0.118 R)
• M36: 66,874,437 km (0.096 R)
• M37: 72,458,028 km (0.115 R)
• M38: 76,348,171 km (0.048 R)
• M39: 85,338,554 km (0.113 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: 444 - 15,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit