🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.53 AU - 0.69 AU

Year: 308 Days

Day: 30.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.6

Radius: 9.9

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.98 AU - 1.58 AU

Year: 935 Days

Day: 10.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,062,890 km

• M1: 127,757 km (0.088 R)
• M2: 464,651 km (0.104 R)
• M3: 1,035,367 km (0.094 R)
• M4: 1,904,830 km (0.068 R)
• M5: 3,669,636 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 13.3

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.35 AU - 1.63 AU

Year: 1174 Days

Day: 10.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,062,890 km

• M1: 171,439 km (0.096 R)
• M2: 816,505 km (0.111 R)
• M3: 1,525,150 km (0.03 R)
• M4: 2,008,950 km (0.098 R)
• M5: 3,025,916 km (0.045 R)
• M6: 4,839,940 km (0.108 R)
• M7: 6,238,381 km (0.102 R)
• M8: 7,472,264 km (0.06 R)
• M9: 8,353,545 km (0.072 R)
• M10: 9,483,009 km (0.118 R)
• M11: 11,623,156 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.3

Radius: 10.1

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.36 AU - 2.1 AU

Year: 1469 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 117.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,062,890 km

• M1: 126,709 km (0.104 R)
• M2: 558,598 km (0.114 R)
• M3: 909,256 km (0.118 R)
• M4: 1,238,521 km (0.089 R)
• M5: 1,757,775 km (0.115 R)
• M6: 2,103,346 km (0.054 R)
• M7: 2,520,575 km (0.071 R)
• M8: 3,506,873 km (0.104 R)
• M9: 3,846,460 km (0.105 R)
• M10: 4,170,938 km (0.096 R)
• M11: 4,612,102 km (0.12 R)
• M12: 5,212,887 km (0.115 R)
• M13: 5,566,088 km (0.037 R)
• M14: 6,006,355 km (0.111 R)
• M15: 6,646,484 km (0.027 R)
• M16: 7,440,998 km (0.103 R)
• M17: 7,832,795 km (0.047 R)
• M18: 11,371,832 km (0.112 R)
• M19: 11,968,129 km (0.116 R)
• M20: 13,591,715 km (0.079 R)
• M21: 14,135,802 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.6

Radius: 11.4

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.91 AU - 2.15 AU

Year: 1867 Days

Day: 12.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,062,890 km

• M1: 141,819 km (0.12 R)
• M2: 515,514 km (0.065 R)
• M3: 1,142,778 km (0.097 R)
• M4: 1,686,118 km (0.101 R)
• M5: 2,170,815 km (0.057 R)
• M6: 2,942,441 km (0.116 R)
• M7: 3,329,899 km (0.114 R)
• M8: 4,082,227 km (0.108 R)
• M9: 4,644,266 km (0.089 R)
• M10: 5,088,871 km (0.109 R)
• M11: 5,606,180 km (0.081 R)
• M12: 6,111,073 km (0.056 R)
• M13: 6,646,035 km (0.073 R)
• M14: 7,534,198 km (0.08 R)
• M15: 8,529,323 km (0.057 R)
• M16: 9,167,208 km (0.045 R)
• M17: 9,706,658 km (0.068 R)
• M18: 10,954,304 km (0.102 R)
• M19: 11,930,131 km (0.12 R)
• M20: 12,535,105 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.4

Radius: 12.2

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.53 AU - 4.69 AU

Year: 5380 Days

Day: 8.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,062,890 km

• M1: 151,991 km (0.086 R)
• M2: 568,472 km (0.074 R)
• M3: 1,090,568 km (0.118 R)
• M4: 1,606,382 km (0.079 R)
• M5: 2,029,894 km (0.044 R)
• M6: 6,055,273 km (0.11 R)
• M7: 6,856,669 km (0.103 R)
• M8: 9,390,258 km (0.072 R)
• M9: 10,188,213 km (0.065 R)
• M10: 10,583,750 km (0.118 R)
• M11: 14,374,111 km (0.065 R)
• M12: 17,596,150 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.6

Radius: 12.4

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.74 AU - 6.22 AU

Year: 7176 Days

Day: 12 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,062,890 km

• M1: 154,385 km (0.057 R)
• M2: 680,970 km (0.075 R)
• M3: 1,604,288 km (0.098 R)
• M4: 2,051,585 km (0.069 R)
• M5: 3,057,930 km (0.057 R)
• M6: 3,452,420 km (0.09 R)
• M7: 5,360,690 km (0.097 R)
• M8: 5,995,883 km (0.098 R)
• M9: 6,406,678 km (0.114 R)
• M10: 10,406,327 km (0.051 R)
• M11: 11,176,008 km (0.052 R)
• M12: 11,800,579 km (0.081 R)
• M13: 14,120,393 km (0.112 R)
• M14: 15,117,613 km (0.113 R)
• M15: 16,729,530 km (0.101 R)
• M16: 17,666,312 km (0.105 R)
• M17: 18,147,718 km (0.083 R)
• M18: 18,699,883 km (0.117 R)
• M19: 20,489,224 km (0.113 R)
• M20: 22,741,719 km (0.041 R)
• M21: 23,745,520 km (0.066 R)
• M22: 25,003,788 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.1

Radius: 4.1

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.39 AU - 6.59 AU

Year: 10675 Days

Day: 24.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,062,890 km

• M1: 54,454 km (0.06 R)
• M2: 441,463 km (0.093 R)
• M3: 1,128,118 km (0.058 R)
• M4: 2,162,138 km (0.108 R)
• M5: 2,592,830 km (0.046 R)
• M6: 4,616,291 km (0.096 R)
• M7: 5,135,545 km (0.078 R)
• M8: 5,437,284 km (0.108 R)
• M9: 5,926,619 km (0.096 R)
• M10: 10,246,706 km (0.039 R)
• M11: 11,171,819 km (0.12 R)
• M12: 11,677,909 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.5

Radius: 3.7

Gravity: 72.06 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.15 AU - 7.95 AU

Year: 10824 Days

Day: 16 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,062,890 km

• M1: 46,076 km (0.095 R)
• M2: 216,319 km (0.086 R)
• M3: 776,563 km (0.104 R)
• M4: 969,394 km (0.032 R)
• M5: 1,095,056 km (0.089 R)
• M6: 1,845,140 km (0.07 R)
• M7: 2,189,514 km (0.113 R)
• M8: 2,575,327 km (0.064 R)
• M9: 2,728,366 km (0.106 R)
• M10: 3,861,719 km (0.074 R)
• M11: 4,936,131 km (0.052 R)
• M12: 5,070,470 km (0.088 R)
• M13: 5,890,416 km (0.095 R)
• M14: 6,550,741 km (0.111 R)
• M15: 7,432,770 km (0.075 R)
• M16: 8,155,926 km (0.087 R)
• M17: 10,660,793 km (0.086 R)
• M18: 12,924,209 km (0.046 R)
• M19: 13,634,799 km (0.105 R)
• M20: 13,833,016 km (0.054 R)
• M21: 15,776,591 km (0.064 R)
• M22: 16,215,661 km (0.096 R)
• M23: 21,684,062 km (0.063 R)
• M24: 23,057,071 km (0.098 R)
• M25: 23,244,368 km (0.111 R)
• M26: 24,389,838 km (0.11 R)
• M27: 27,732,752 km (0.107 R)
• M28: 31,139,545 km (0.038 R)
• M29: 31,598,511 km (0.109 R)
• M30: 38,901,430 km (0.108 R)
• M31: 43,581,300 km (0.045 R)
• M32: 46,056,098 km (0.072 R)
• M33: 55,369,463 km (0.078 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 14,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit