🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.51 AU - 0.57 AU

Year: 141 Days

Day: 33.3 Hours

Environment

Temp: 224 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.15 AU - 1.43 AU

Year: 520 Days

Day: 37.1 Hours

Environment

Temp: 23 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.16 AU - 1.46 AU

Year: 532 Days

Day: 36.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,460,061 km

• M1: 182,509 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.57 AU - 2.47 AU

Year: 1019 Days

Day: 29.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,460,061 km

• M1: 974,181 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.9

Radius: 13.3

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.27 AU - 7.29 AU

Year: 6263 Days

Day: 12.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,460,061 km

• M1: 165,455 km (0.043 R)
• M2: 606,171 km (0.076 R)
• M3: 1,810,882 km (0.079 R)
• M4: 2,606,444 km (0.105 R)
• M5: 3,805,770 km (0.088 R)
• M6: 5,374,304 km (0.056 R)
• M7: 6,206,666 km (0.098 R)
• M8: 6,739,534 km (0.05 R)
• M9: 7,859,124 km (0.078 R)
• M10: 9,183,364 km (0.099 R)
• M11: 10,373,416 km (0.063 R)
• M12: 11,077,722 km (0.098 R)
• M13: 12,739,755 km (0.116 R)
• M14: 14,852,974 km (0.119 R)
• M15: 16,302,578 km (0.085 R)
• M16: 17,190,740 km (0.087 R)
• M17: 18,044,046 km (0.094 R)
• M18: 22,818,313 km (0.067 R)
• M19: 28,465,333 km (0.068 R)
• M20: 33,950,489 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.2

Radius: 14.5

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.04 AU - 12.7 AU

Year: 12714 Days

Day: 11.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 152.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,460,061 km

• M1: 180,415 km (0.093 R)
• M2: 1,063,342 km (0.101 R)
• M3: 2,216,143 km (0.067 R)
• M4: 3,260,635 km (0.09 R)
• M5: 3,732,616 km (0.074 R)
• M6: 4,415,082 km (0.106 R)
• M7: 5,400,184 km (0.099 R)
• M8: 5,860,497 km (0.113 R)
• M9: 6,527,553 km (0.113 R)
• M10: 7,888,894 km (0.107 R)
• M11: 12,252,814 km (0.111 R)
• M12: 14,008,494 km (0.032 R)
• M13: 15,268,707 km (0.116 R)
• M14: 17,440,419 km (0.063 R)
• M15: 25,825,679 km (0.089 R)
• M16: 31,353,320 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.6

Radius: 6.5

Gravity: 19.35 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.62 AU - 14.14 AU

Year: 17363 Days

Day: 15.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,460,061 km

• M1: 81,082 km (0.034 R)
• M2: 286,480 km (0.083 R)
• M3: 545,434 km (0.117 R)
• M4: 750,682 km (0.053 R)
• M5: 1,045,240 km (0.102 R)
• M6: 1,269,039 km (0.11 R)
• M7: 1,590,076 km (0.099 R)
• M8: 2,599,562 km (0.106 R)
• M9: 3,041,624 km (0.036 R)
• M10: 4,534,311 km (0.117 R)
• M11: 5,027,386 km (0.077 R)
• M12: 5,634,005 km (0.074 R)
• M13: 6,120,198 km (0.055 R)
• M14: 6,330,832 km (0.032 R)
• M15: 11,065,904 km (0.114 R)
• M16: 12,965,797 km (0.106 R)
• M17: 13,314,061 km (0.116 R)
• M18: 14,544,803 km (0.093 R)
• M19: 14,845,195 km (0.096 R)
• M20: 19,860,464 km (0.107 R)
• M21: 22,846,736 km (0.066 R)
• M22: 33,057,389 km (0.039 R)
• M23: 33,316,493 km (0.041 R)
• M24: 35,708,563 km (0.098 R)
• M25: 36,530,603 km (0.068 R)
• M26: 46,423,510 km (0.104 R)
• M27: 47,074,710 km (0.099 R)
• M28: 51,456,581 km (0.042 R)
• M29: 61,215,598 km (0.113 R)
• M30: 62,195,315 km (0.07 R)
• M31: 64,994,141 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.4

Radius: 3

Gravity: 64.93 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 17.95 AU - 18.91 AU

Year: 28069 Days

Day: 21.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,460,061 km

• M1: 37,399 km (0.082 R)
• M2: 133,292 km (0.064 R)
• M3: 361,129 km (0.088 R)
• M4: 505,491 km (0.111 R)
• M5: 2,890,530 km (0.099 R)
• M6: 3,914,228 km (0.102 R)
• M7: 4,692,137 km (0.103 R)
• M8: 6,223,870 km (0.097 R)
• M9: 15,663,196 km (0.111 R)
• M10: 16,871,199 km (0.12 R)
• M11: 25,797,854 km (0.1 R)
• M12: 29,871,404 km (0.112 R)
• M13: 30,787,242 km (0.1 R)
• M14: 42,127,658 km (0.11 R)
• M15: 45,471,170 km (0.077 R)
• M16: 51,553,221 km (0.036 R)
• M17: 53,822,920 km (0.116 R)
• M18: 61,868,144 km (0.093 R)
• M19: 87,508,770 km (0.027 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 18,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit