🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.43 AU - 0.63 AU

Year: 245 Days

Day: 16.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.7

Radius: 9.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.67 AU - 0.85 AU

Year: 421 Days

Day: 9.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,015,678 km

• M1: 116,986 km (0.075 R)
• M2: 413,339 km (0.101 R)
• M3: 798,404 km (0.095 R)
• M4: 1,209,948 km (0.085 R)
• M5: 1,721,572 km (0.105 R)
• M6: 2,205,073 km (0.053 R)
• M7: 2,777,135 km (0.102 R)
• M8: 3,289,208 km (0.085 R)
• M9: 4,013,711 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.4

Radius: 13.3

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.96 AU - 3.48 AU

Year: 3674 Days

Day: 14.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,015,678 km

• M1: 165,754 km (0.074 R)
• M2: 833,111 km (0.056 R)
• M3: 1,579,604 km (0.071 R)
• M4: 3,883,860 km (0.115 R)
• M5: 5,140,183 km (0.063 R)
• M6: 6,117,955 km (0.119 R)
• M7: 6,743,573 km (0.096 R)
• M8: 7,378,765 km (0.079 R)
• M9: 9,333,262 km (0.108 R)
• M10: 11,000,081 km (0.113 R)
• M11: 11,972,467 km (0.103 R)
• M12: 14,343,593 km (0.094 R)
• M13: 15,022,020 km (0.114 R)
• M14: 15,886,097 km (0.089 R)
• M15: 16,669,242 km (0.059 R)
• M16: 17,244,296 km (0.063 R)
• M17: 18,191,699 km (0.111 R)
• M18: 18,986,962 km (0.076 R)
• M19: 19,487,666 km (0.093 R)
• M20: 20,581,226 km (0.088 R)
• M21: 21,851,163 km (0.084 R)
• M22: 24,034,693 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.9

Radius: 12.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.69 AU - 4.29 AU

Year: 4145 Days

Day: 7.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,015,678 km

• M1: 151,692 km (0.084 R)
• M2: 851,810 km (0.093 R)
• M3: 1,584,541 km (0.075 R)
• M4: 2,278,675 km (0.119 R)
• M5: 3,548,013 km (0.082 R)
• M6: 3,959,856 km (0.08 R)
• M7: 5,912,557 km (0.089 R)
• M8: 6,638,854 km (0.103 R)
• M9: 7,969,677 km (0.113 R)
• M10: 8,856,493 km (0.09 R)
• M11: 9,770,237 km (0.084 R)
• M12: 11,112,279 km (0.11 R)
• M13: 18,878,802 km (0.106 R)
• M14: 19,654,916 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.4

Radius: 10.6

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.89 AU - 4.81 AU

Year: 4803 Days

Day: 8.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 61.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,015,678 km

• M1: 131,796 km (0.102 R)
• M2: 510,129 km (0.117 R)
• M3: 885,320 km (0.093 R)
• M4: 1,219,821 km (0.097 R)
• M5: 1,849,030 km (0.028 R)
• M6: 2,216,741 km (0.099 R)
• M7: 2,818,274 km (0.109 R)
• M8: 3,793,503 km (0.085 R)
• M9: 4,754,220 km (0.066 R)
• M10: 5,134,349 km (0.081 R)
• M11: 5,756,676 km (0.117 R)
• M12: 6,459,038 km (0.1 R)
• M13: 7,721,195 km (0.079 R)
• M14: 8,612,499 km (0.075 R)
• M15: 9,650,559 km (0.11 R)
• M16: 13,565,236 km (0.082 R)
• M17: 14,648,324 km (0.063 R)
• M18: 15,566,556 km (0.082 R)
• M19: 16,237,502 km (0.082 R)
• M20: 19,885,447 km (0.096 R)
• M21: 20,343,814 km (0.058 R)
• M22: 20,876,233 km (0.09 R)
• M23: 22,178,184 km (0.077 R)
• M24: 22,813,376 km (0.114 R)
• M25: 24,120,263 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.2

Radius: 14

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.5 AU - 6.36 AU

Year: 9182 Days

Day: 9.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,015,678 km

• M1: 174,132 km (0.075 R)
• M2: 851,511 km (0.105 R)
• M3: 1,582,147 km (0.103 R)
• M4: 2,283,611 km (0.108 R)
• M5: 2,749,310 km (0.096 R)
• M6: 3,446,286 km (0.077 R)
• M7: 4,287,026 km (0.075 R)
• M8: 6,718,141 km (0.078 R)
• M9: 9,956,935 km (0.079 R)
• M10: 11,272,648 km (0.109 R)
• M11: 12,582,527 km (0.086 R)
• M12: 14,440,982 km (0.107 R)
• M13: 15,572,091 km (0.075 R)
• M14: 16,124,406 km (0.116 R)
• M15: 16,761,394 km (0.085 R)
• M16: 17,935,289 km (0.073 R)
• M17: 19,241,877 km (0.112 R)
• M18: 22,303,846 km (0.097 R)
• M19: 23,273,539 km (0.106 R)
• M20: 26,351,815 km (0.082 R)
• M21: 26,840,700 km (0.116 R)
• M22: 28,857,579 km (0.114 R)
• M23: 29,586,868 km (0.108 R)
• M24: 30,115,099 km (0.113 R)
• M25: 30,973,641 km (0.12 R)
• M26: 31,518,476 km (0.119 R)
• M27: 32,627,146 km (0.113 R)
• M28: 35,275,926 km (0.053 R)
• M29: 37,323,771 km (0.054 R)
• M30: 38,189,644 km (0.057 R)
• M31: 43,941,682 km (0.044 R)
• M32: 44,491,604 km (0.117 R)
• M33: 48,617,214 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.1

Radius: 3.5

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.74 AU - 9.08 AU

Year: 12825 Days

Day: 21 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,015,678 km

• M1: 45,179 km (0.071 R)
• M2: 188,194 km (0.097 R)
• M3: 526,585 km (0.096 R)
• M4: 747,690 km (0.053 R)
• M5: 1,027,588 km (0.106 R)
• M6: 1,290,431 km (0.057 R)
• M7: 2,927,630 km (0.109 R)
• M8: 3,843,768 km (0.116 R)
• M9: 4,786,085 km (0.073 R)
• M10: 5,457,630 km (0.093 R)
• M11: 5,929,461 km (0.114 R)
• M12: 6,858,763 km (0.064 R)
• M13: 7,812,300 km (0.107 R)
• M14: 9,076,552 km (0.118 R)
• M15: 10,305,049 km (0.088 R)
• M16: 11,820,326 km (0.106 R)
• M17: 15,016,634 km (0.09 R)
• M18: 16,498,252 km (0.1 R)
• M19: 18,682,979 km (0.045 R)
• M20: 19,304,857 km (0.104 R)
• M21: 22,833,273 km (0.085 R)
• M22: 23,832,287 km (0.094 R)

Asteroid Belt

Center: 8.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.1

Radius: 6.2

Gravity: 20.16 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.66 AU - 10.98 AU

Year: 18091 Days

Day: 15.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,015,678 km

• M1: 77,043 km (0.084 R)
• M2: 434,731 km (0.064 R)
• M3: 706,102 km (0.093 R)
• M4: 1,166,564 km (0.111 R)
• M5: 2,326,995 km (0.057 R)
• M6: 3,620,568 km (0.095 R)
• M7: 3,860,074 km (0.05 R)
• M8: 4,573,656 km (0.075 R)
• M9: 6,782,917 km (0.08 R)
• M10: 7,817,686 km (0.118 R)
• M11: 8,580,934 km (0.05 R)
• M12: 9,617,797 km (0.107 R)
• M13: 10,553,681 km (0.115 R)
• M14: 10,858,262 km (0.087 R)
• M15: 11,106,146 km (0.118 R)
• M16: 11,357,770 km (0.103 R)
• M17: 12,268,372 km (0.084 R)
• M18: 15,919,158 km (0.114 R)
• M19: 16,319,931 km (0.059 R)
• M20: 17,477,669 km (0.1 R)
• M21: 19,135,213 km (0.051 R)
• M22: 19,955,758 km (0.116 R)
• M23: 22,258,368 km (0.117 R)
• M24: 23,888,237 km (0.108 R)
• M25: 24,413,475 km (0.058 R)
• M26: 25,269,773 km (0.095 R)
• M27: 29,975,075 km (0.089 R)
• M28: 34,427,556 km (0.111 R)
• M29: 34,828,479 km (0.11 R)
• M30: 42,130,351 km (0.042 R)
• M31: 42,742,804 km (0.084 R)
• M32: 44,615,620 km (0.086 R)
• M33: 46,542,590 km (0.092 R)
• M34: 59,857,399 km (0.107 R)
• M35: 61,607,844 km (0.116 R)
• M36: 69,588,591 km (0.072 R)
• M37: 71,523,340 km (0.1 R)
• M38: 72,176,185 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.1

Radius: 7.7

Gravity: 14.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.73 AU - 10.11 AU

Year: 19866 Days

Day: 21.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,015,678 km

• M1: 96,491 km (0.086 R)
• M2: 514,766 km (0.099 R)
• M3: 1,132,605 km (0.108 R)
• M4: 1,375,403 km (0.116 R)
• M5: 1,760,318 km (0.118 R)
• M6: 2,152,115 km (0.043 R)
• M7: 3,966,288 km (0.033 R)
• M8: 6,529,498 km (0.109 R)
• M9: 10,579,262 km (0.042 R)
• M10: 11,342,959 km (0.061 R)
• M11: 11,605,504 km (0.098 R)
• M12: 14,924,332 km (0.111 R)
• M13: 17,926,313 km (0.077 R)
• M14: 18,193,345 km (0.092 R)
• M15: 20,522,883 km (0.073 R)
• M16: 33,825,874 km (0.097 R)
• M17: 36,323,410 km (0.046 R)
• M18: 38,348,965 km (0.115 R)
• M19: 39,090,223 km (0.114 R)
• M20: 39,539,615 km (0.066 R)
• M21: 41,216,757 km (0.05 R)
• M22: 48,057,269 km (0.068 R)
• M23: 55,806,289 km (0.115 R)
• M24: 56,376,107 km (0.091 R)
• M25: 57,720,543 km (0.077 R)
• M26: 60,274,029 km (0.054 R)
• M27: 75,559,641 km (0.062 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 11,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit