🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.05 AU - 1.71 AU

Year: 718 Days

Day: 32.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.22 AU - 1.66 AU

Year: 765 Days

Day: 12.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.4

Radius: 13.7

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.43 AU - 3.43 AU

Year: 2221 Days

Day: 6.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,160,241 km

• M1: 170,542 km (0.105 R)
• M2: 604,675 km (0.118 R)
• M3: 1,172,698 km (0.118 R)
• M4: 2,159,595 km (0.067 R)
• M5: 3,153,972 km (0.04 R)
• M6: 3,700,004 km (0.117 R)
• M7: 4,288,223 km (0.099 R)
• M8: 5,240,264 km (0.099 R)
• M9: 8,514,961 km (0.09 R)
• M10: 9,227,795 km (0.118 R)
• M11: 10,428,318 km (0.112 R)
• M12: 10,929,022 km (0.104 R)
• M13: 12,614,092 km (0.118 R)
• M14: 15,187,475 km (0.043 R)
• M15: 15,932,472 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.3

Radius: 13.5

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.75 AU - 3.35 AU

Year: 2359 Days

Day: 7.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,160,241 km

• M1: 167,849 km (0.103 R)
• M2: 930,648 km (0.113 R)
• M3: 1,519,316 km (0.088 R)
• M4: 1,943,875 km (0.101 R)
• M5: 2,592,830 km (0.106 R)
• M6: 3,400,659 km (0.115 R)
• M7: 4,498,707 km (0.065 R)
• M8: 5,898,345 km (0.11 R)
• M9: 6,913,965 km (0.119 R)
• M10: 8,500,899 km (0.116 R)
• M11: 11,380,658 km (0.097 R)
• M12: 12,687,695 km (0.102 R)
• M13: 13,219,814 km (0.085 R)
• M14: 14,760,224 km (0.067 R)
• M15: 15,649,433 km (0.116 R)
• M16: 16,313,498 km (0.097 R)
• M17: 19,044,707 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.2

Radius: 9.3

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.61 AU - 3.85 AU

Year: 2571 Days

Day: 10.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,160,241 km

• M1: 115,639 km (0.071 R)
• M2: 440,865 km (0.115 R)
• M3: 941,719 km (0.116 R)
• M4: 1,246,449 km (0.084 R)
• M5: 1,590,973 km (0.1 R)
• M6: 2,117,408 km (0.07 R)
• M7: 2,626,639 km (0.113 R)
• M8: 3,725,137 km (0.118 R)
• M9: 4,396,083 km (0.039 R)
• M10: 4,693,783 km (0.116 R)
• M11: 6,250,498 km (0.108 R)
• M12: 6,676,254 km (0.034 R)
• M13: 7,070,743 km (0.094 R)
• M14: 8,633,144 km (0.105 R)
• M15: 10,978,539 km (0.112 R)
• M16: 11,529,059 km (0.111 R)
• M17: 12,025,724 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.6

Radius: 8.1

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 8.13 AU - 8.73 AU

Year: 10841 Days

Day: 7.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 25,160,241 km

• M1: 101,727 km (0.055 R)
• M2: 417,079 km (0.06 R)
• M3: 859,739 km (0.064 R)
• M4: 1,593,816 km (0.054 R)
• M5: 2,226,615 km (0.076 R)
• M6: 2,530,747 km (0.087 R)
• M7: 2,798,228 km (0.071 R)
• M8: 3,439,554 km (0.112 R)
• M9: 3,821,478 km (0.025 R)
• M10: 4,885,717 km (0.065 R)
• M11: 6,135,757 km (0.057 R)
• M12: 7,841,621 km (0.071 R)
• M13: 8,920,222 km (0.114 R)
• M14: 9,544,344 km (0.071 R)
• M15: 10,300,113 km (0.083 R)
• M16: 10,933,061 km (0.118 R)
• M17: 16,818,391 km (0.096 R)
• M18: 18,526,051 km (0.076 R)
• M19: 19,067,894 km (0.09 R)
• M20: 19,860,314 km (0.111 R)
• M21: 20,592,147 km (0.094 R)
• M22: 22,631,315 km (0.091 R)
• M23: 25,554,757 km (0.12 R)
• M24: 28,006,816 km (0.114 R)
• M25: 31,917,603 km (0.073 R)
• M26: 34,407,510 km (0.028 R)
• M27: 41,718,807 km (0.1 R)
• M28: 42,515,715 km (0.095 R)
• M29: 43,187,559 km (0.104 R)
• M30: 45,805,222 km (0.105 R)
• M31: 47,224,457 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.7

Radius: 5.9

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.7 AU - 10.92 AU

Year: 15743 Days

Day: 18.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,160,241 km

• M1: 73,303 km (0.088 R)
• M2: 441,463 km (0.075 R)
• M3: 660,624 km (0.092 R)
• M4: 880,084 km (0.113 R)
• M5: 1,991,447 km (0.103 R)
• M6: 2,416,305 km (0.1 R)
• M7: 4,870,308 km (0.074 R)
• M8: 5,072,415 km (0.069 R)
• M9: 6,052,730 km (0.077 R)
• M10: 7,067,602 km (0.095 R)
• M11: 15,202,734 km (0.118 R)
• M12: 15,928,732 km (0.082 R)
• M13: 16,375,432 km (0.038 R)
• M14: 19,568,748 km (0.082 R)
• M15: 20,689,984 km (0.09 R)
• M16: 25,502,996 km (0.1 R)
• M17: 25,705,552 km (0.062 R)
• M18: 28,656,370 km (0.11 R)
• M19: 30,782,455 km (0.075 R)
• M20: 32,296,236 km (0.086 R)
• M21: 52,677,898 km (0.079 R)
• M22: 54,503,142 km (0.053 R)
• M23: 58,103,963 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.3

Radius: 3.9

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.45 AU - 17.11 AU

Year: 26456 Days

Day: 19 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,160,241 km

• M1: 48,470 km (0.102 R)
• M2: 189,391 km (0.083 R)
• M3: 314,904 km (0.109 R)
• M4: 933,192 km (0.065 R)
• M5: 1,142,180 km (0.049 R)
• M6: 1,407,566 km (0.108 R)
• M7: 1,625,381 km (0.11 R)
• M8: 1,849,628 km (0.057 R)
• M9: 1,977,385 km (0.106 R)
• M10: 2,286,903 km (0.094 R)
• M11: 2,529,850 km (0.047 R)
• M12: 2,894,420 km (0.095 R)
• M13: 3,156,216 km (0.064 R)
• M14: 3,292,948 km (0.08 R)
• M15: 3,984,390 km (0.095 R)
• M16: 4,280,743 km (0.103 R)
• M17: 8,314,650 km (0.034 R)
• M18: 8,576,147 km (0.036 R)
• M19: 8,888,058 km (0.071 R)
• M20: 12,893,242 km (0.103 R)
• M21: 20,366,703 km (0.12 R)
• M22: 22,310,877 km (0.107 R)
• M23: 24,022,576 km (0.073 R)
• M24: 25,000,497 km (0.096 R)
• M25: 32,599,022 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.1

Radius: 5.3

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 15.58 AU - 16.62 AU

Year: 28614 Days

Day: 16.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 25,160,241 km

• M1: 967,749 km (0.063 R)
• M2: 1,938,340 km (0.116 R)
• M3: 3,434,019 km (0.077 R)
• M4: 17,637,589 km (0.115 R)
• M5: 24,194,164 km (0.05 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: 386 - 13,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit