🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.52 AU - 0.64 AU

Year: 281 Days

Day: 13.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.59 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.8

Radius: 10.4

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.57 AU - 2.61 AU

Year: 2650 Days

Day: 8.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,758,631 km

• M1: 129,552 km (0.112 R)
• M2: 572,511 km (0.115 R)
• M3: 1,004,101 km (0.04 R)
• M4: 1,459,776 km (0.073 R)
• M5: 2,088,386 km (0.032 R)
• M6: 2,842,360 km (0.049 R)
• M7: 3,863,664 km (0.034 R)
• M8: 5,302,048 km (0.092 R)
• M9: 6,811,490 km (0.063 R)
• M10: 8,589,162 km (0.075 R)
• M11: 9,095,251 km (0.054 R)
• M12: 9,549,879 km (0.095 R)
• M13: 13,480,713 km (0.084 R)
• M14: 17,082,581 km (0.075 R)
• M15: 17,453,434 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991

Radius: 8

Gravity: 15.48 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.44 AU - 3.18 AU

Year: 2995 Days

Day: 14.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,758,631 km

• M1: 99,483 km (0.11 R)
• M2: 353,350 km (0.07 R)
• M3: 618,737 km (0.077 R)
• M4: 1,100,592 km (0.117 R)
• M5: 1,394,402 km (0.097 R)
• M6: 2,301,862 km (0.114 R)
• M7: 3,286,516 km (0.101 R)
• M8: 4,435,427 km (0.098 R)
• M9: 7,400,906 km (0.109 R)
• M10: 7,698,606 km (0.081 R)
• M11: 10,708,664 km (0.056 R)
• M12: 14,785,057 km (0.046 R)
• M13: 15,525,267 km (0.075 R)
• M14: 17,079,738 km (0.117 R)
• M15: 21,017,304 km (0.114 R)
• M16: 21,348,364 km (0.074 R)
• M17: 22,568,784 km (0.114 R)
• M18: 23,196,047 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.7

Radius: 10

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.29 AU - 5.31 AU

Year: 7758 Days

Day: 10.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,758,631 km

• M1: 124,316 km (0.087 R)
• M2: 682,615 km (0.045 R)
• M3: 1,333,515 km (0.114 R)
• M4: 3,709,130 km (0.071 R)
• M5: 7,100,065 km (0.094 R)
• M6: 7,592,990 km (0.113 R)
• M7: 8,375,386 km (0.088 R)
• M8: 11,046,008 km (0.057 R)
• M9: 12,000,741 km (0.119 R)
• M10: 14,128,621 km (0.055 R)
• M11: 15,137,958 km (0.082 R)
• M12: 16,496,606 km (0.115 R)
• M13: 17,425,459 km (0.075 R)
• M14: 21,419,423 km (0.071 R)
• M15: 22,152,004 km (0.057 R)
• M16: 22,524,503 km (0.102 R)
• M17: 24,371,139 km (0.12 R)
• M18: 26,067,728 km (0.1 R)
• M19: 30,513,777 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.8

Radius: 6.1

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.86 AU - 9.34 AU

Year: 13322 Days

Day: 21.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,758,631 km

• M1: 94,396 km (0.115 R)
• M2: 555,457 km (0.114 R)
• M3: 1,365,081 km (0.097 R)
• M4: 1,853,518 km (0.096 R)
• M5: 2,147,178 km (0.111 R)
• M6: 3,389,888 km (0.114 R)
• M7: 5,116,098 km (0.105 R)
• M8: 5,838,356 km (0.117 R)
• M9: 7,398,961 km (0.077 R)
• M10: 7,611,839 km (0.117 R)
• M11: 9,218,370 km (0.068 R)
• M12: 10,023,207 km (0.083 R)
• M13: 12,179,660 km (0.096 R)
• M14: 12,900,872 km (0.049 R)
• M15: 13,906,319 km (0.091 R)
• M16: 19,890,682 km (0.084 R)
• M17: 22,096,653 km (0.083 R)
• M18: 24,366,800 km (0.092 R)
• M19: 25,124,813 km (0.107 R)
• M20: 25,606,518 km (0.111 R)
• M21: 27,594,973 km (0.087 R)
• M22: 27,799,324 km (0.032 R)
• M23: 30,222,510 km (0.05 R)
• M24: 31,541,065 km (0.082 R)
• M25: 33,823,031 km (0.093 R)
• M26: 35,484,465 km (0.105 R)
• M27: 41,059,080 km (0.097 R)
• M28: 43,360,494 km (0.081 R)
• M29: 51,393,451 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.4

Radius: 4.4

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.41 AU - 8.77 AU

Year: 14630 Days

Day: 18.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,758,631 km

• M1: 54,753 km (0.098 R)
• M2: 235,467 km (0.07 R)
• M3: 421,268 km (0.091 R)
• M4: 695,929 km (0.109 R)
• M5: 997,070 km (0.06 R)
• M6: 1,207,105 km (0.031 R)
• M7: 1,612,964 km (0.095 R)
• M8: 2,568,595 km (0.107 R)
• M9: 3,098,022 km (0.077 R)
• M10: 3,424,744 km (0.116 R)
• M11: 3,851,696 km (0.113 R)
• M12: 4,146,404 km (0.109 R)
• M13: 5,746,952 km (0.1 R)
• M14: 5,919,737 km (0.118 R)
• M15: 6,422,237 km (0.087 R)
• M16: 6,608,486 km (0.093 R)
• M17: 7,511,608 km (0.074 R)
• M18: 7,802,127 km (0.103 R)
• M19: 8,494,317 km (0.049 R)
• M20: 12,520,145 km (0.101 R)
• M21: 12,869,606 km (0.099 R)
• M22: 15,104,448 km (0.11 R)
• M23: 20,006,770 km (0.109 R)
• M24: 20,969,582 km (0.059 R)
• M25: 23,510,652 km (0.1 R)
• M26: 23,864,152 km (0.119 R)
• M27: 25,221,752 km (0.093 R)
• M28: 27,597,516 km (0.103 R)
• M29: 27,991,108 km (0.12 R)
• M30: 29,295,601 km (0.086 R)
• M31: 30,640,187 km (0.075 R)
• M32: 30,956,287 km (0.091 R)
• M33: 33,119,024 km (0.067 R)
• M34: 38,471,187 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.6

Radius: 7.2

Gravity: 15.02 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.77 AU - 9.89 AU

Year: 15286 Days

Day: 24.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,758,631 km

• M1: 91,853 km (0.072 R)
• M2: 346,020 km (0.08 R)
• M3: 660,624 km (0.113 R)
• M4: 3,961,651 km (0.068 R)
• M5: 4,300,490 km (0.084 R)
• M6: 5,659,886 km (0.094 R)
• M7: 7,194,162 km (0.09 R)
• M8: 9,847,429 km (0.105 R)
• M9: 15,660,354 km (0.047 R)
• M10: 17,467,347 km (0.077 R)
• M11: 21,025,682 km (0.069 R)
• M12: 23,715,750 km (0.068 R)
• M13: 24,016,891 km (0.066 R)
• M14: 24,729,575 km (0.042 R)
• M15: 26,197,130 km (0.105 R)
• M16: 28,056,183 km (0.048 R)
• M17: 35,712,303 km (0.034 R)
• M18: 38,406,411 km (0.081 R)
• M19: 40,371,080 km (0.077 R)
• M20: 40,944,488 km (0.065 R)
• M21: 41,668,841 km (0.108 R)
• M22: 42,697,177 km (0.076 R)
• M23: 43,893,212 km (0.068 R)
• M24: 44,804,712 km (0.115 R)
• M25: 45,883,911 km (0.098 R)
• M26: 49,225,778 km (0.102 R)
• M27: 50,872,551 km (0.066 R)
• M28: 54,624,466 km (0.11 R)
• M29: 61,532,147 km (0.057 R)
• M30: 63,635,344 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.2

Radius: 3.2

Gravity: 76 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.15 AU - 9.55 AU

Year: 18178 Days

Day: 16.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,758,631 km

• M1: 39,943 km (0.073 R)
• M2: 356,342 km (0.086 R)
• M3: 1,217,128 km (0.066 R)
• M4: 2,914,915 km (0.11 R)
• M5: 3,044,317 km (0.091 R)
• M6: 4,698,570 km (0.091 R)
• M7: 5,715,237 km (0.047 R)
• M8: 5,918,391 km (0.076 R)
• M9: 9,800,755 km (0.085 R)
• M10: 10,033,230 km (0.115 R)
• M11: 10,448,663 km (0.099 R)
• M12: 12,631,296 km (0.082 R)
• M13: 18,217,580 km (0.094 R)
• M14: 19,649,680 km (0.106 R)
• M15: 26,801,356 km (0.075 R)
• M16: 27,946,528 km (0.064 R)
• M17: 28,413,572 km (0.087 R)
• M18: 37,451,079 km (0.115 R)
• M19: 46,251,174 km (0.074 R)
• M20: 54,863,074 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248

Radius: 4.7

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 9.45 AU - 13.47 AU

Year: 24667 Days

Day: 19.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,758,631 km

• M1: 60,138 km (0.075 R)
• M2: 248,482 km (0.047 R)
• M3: 652,097 km (0.098 R)
• M4: 816,505 km (0.096 R)
• M5: 1,116,150 km (0.086 R)
• M6: 1,326,185 km (0.073 R)
• M7: 1,516,025 km (0.089 R)
• M8: 2,338,664 km (0.036 R)
• M9: 2,730,012 km (0.062 R)
• M10: 2,917,308 km (0.052 R)
• M11: 3,370,590 km (0.103 R)
• M12: 3,669,935 km (0.039 R)
• M13: 4,609,260 km (0.111 R)
• M14: 5,116,846 km (0.047 R)
• M15: 5,549,183 km (0.109 R)
• M16: 5,774,328 km (0.062 R)
• M17: 6,949,419 km (0.088 R)
• M18: 7,255,198 km (0.076 R)
• M19: 9,815,565 km (0.064 R)
• M20: 10,884,143 km (0.093 R)
• M21: 14,271,188 km (0.1 R)
• M22: 16,163,900 km (0.088 R)
• M23: 19,306,802 km (0.119 R)
• M24: 21,614,349 km (0.067 R)
• M25: 21,891,853 km (0.111 R)
• M26: 23,705,129 km (0.086 R)
• M27: 24,198,353 km (0.087 R)
• M28: 25,513,019 km (0.112 R)
• M29: 26,031,077 km (0.113 R)
• M30: 28,394,125 km (0.086 R)
• M31: 29,174,876 km (0.071 R)
• M32: 30,430,750 km (0.108 R)
• M33: 30,662,926 km (0.084 R)
• M34: 35,815,077 km (0.083 R)
• M35: 45,481,941 km (0.098 R)
• M36: 48,736,443 km (0.059 R)
• M37: 57,988,323 km (0.052 R)
• M38: 58,524,183 km (0.051 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.3

Radius: 4.9

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 11.48 AU - 11.52 AU

Year: 24796 Days

Day: 15.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 63.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,758,631 km

• M1: 69,413 km (0.054 R)
• M2: 232,026 km (0.061 R)
• M3: 387,159 km (0.09 R)
• M4: 1,069,924 km (0.1 R)
• M5: 1,499,419 km (0.039 R)
• M6: 2,713,107 km (0.079 R)
• M7: 4,588,915 km (0.074 R)
• M8: 6,825,702 km (0.088 R)
• M9: 7,026,163 km (0.032 R)
• M10: 10,367,581 km (0.09 R)
• M11: 16,788,172 km (0.072 R)
• M12: 23,935,061 km (0.067 R)
• M13: 24,212,266 km (0.109 R)
• M14: 27,505,812 km (0.089 R)
• M15: 31,637,257 km (0.102 R)
• M16: 35,801,314 km (0.042 R)
• M17: 48,511,298 km (0.071 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 14,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit