🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.52 AU - 0.68 AU

Year: 300 Days

Day: 15.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.51 AU - 0.77 AU

Year: 331 Days

Day: 19.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110

Radius: 10.4

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.75 AU - 1.07 AU

Year: 561 Days

Day: 13 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,673,039 km

• M1: 129,402 km (0.12 R)
• M2: 544,686 km (0.078 R)
• M3: 890,257 km (0.093 R)
• M4: 1,611,169 km (0.103 R)
• M5: 2,260,125 km (0.09 R)
• M6: 2,807,802 km (0.048 R)
• M7: 3,411,280 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.6

Radius: 10.3

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.72 AU - 1.14 AU

Year: 579 Days

Day: 13.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,673,039 km

• M1: 128,205 km (0.074 R)
• M2: 518,207 km (0.103 R)
• M3: 876,793 km (0.111 R)
• M4: 1,542,803 km (0.117 R)
• M5: 2,024,957 km (0.101 R)
• M6: 2,557,376 km (0.09 R)
• M7: 4,100,328 km (0.114 R)
• M8: 4,514,265 km (0.087 R)
• M9: 5,171,898 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39

Radius: 8

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.83 AU - 1.27 AU

Year: 695 Days

Day: 10.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 54,673,039 km

• M1: 99,483 km (0.101 R)
• M2: 2,365,292 km (0.052 R)
• M3: 2,653,417 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735

Radius: 9.1

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.59 AU - 2.01 AU

Year: 1559 Days

Day: 14.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,673,039 km

• M1: 114,592 km (0.088 R)
• M2: 406,457 km (0.061 R)
• M3: 738,864 km (0.1 R)
• M4: 1,092,364 km (0.074 R)
• M5: 1,450,351 km (0.102 R)
• M6: 2,130,722 km (0.108 R)
• M7: 2,485,269 km (0.038 R)
• M8: 4,204,747 km (0.094 R)
• M9: 4,827,224 km (0.066 R)
• M10: 6,501,673 km (0.1 R)
• M11: 7,013,747 km (0.099 R)
• M12: 9,304,240 km (0.106 R)
• M13: 10,325,843 km (0.105 R)
• M14: 11,456,953 km (0.074 R)
• M15: 13,797,262 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 9.1

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.69 AU - 4.01 AU

Year: 3959 Days

Day: 10 Hours

Environment

Temp: -208 °C

Axial Tilt: 151.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,673,039 km

• M1: 139,575 km (0.099 R)
• M2: 465,698 km (0.085 R)
• M3: 1,426,266 km (0.11 R)
• M4: 2,111,574 km (0.108 R)
• M5: 2,865,697 km (0.097 R)
• M6: 3,435,964 km (0.077 R)
• M7: 4,058,740 km (0.108 R)
• M8: 4,874,347 km (0.11 R)
• M9: 5,295,615 km (0.082 R)
• M10: 6,014,732 km (0.098 R)
• M11: 6,827,647 km (0.089 R)
• M12: 7,229,168 km (0.101 R)
• M13: 8,814,007 km (0.072 R)
• M14: 10,658,998 km (0.039 R)
• M15: 12,023,630 km (0.063 R)
• M16: 13,405,615 km (0.118 R)
• M17: 14,686,322 km (0.097 R)
• M18: 15,566,706 km (0.068 R)
• M19: 19,077,020 km (0.103 R)
• M20: 19,750,659 km (0.04 R)
• M21: 20,503,435 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.8

Radius: 4.8

Gravity: 30.46 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.05 AU - 8.01 AU

Year: 12035 Days

Day: 24.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,673,039 km

• M1: 59,690 km (0.062 R)
• M2: 394,340 km (0.071 R)
• M3: 1,461,721 km (0.103 R)
• M4: 2,523,716 km (0.117 R)
• M5: 2,803,614 km (0.098 R)
• M6: 3,991,421 km (0.043 R)
• M7: 4,252,170 km (0.06 R)
• M8: 4,680,169 km (0.072 R)
• M9: 5,003,301 km (0.074 R)
• M10: 7,304,266 km (0.12 R)
• M11: 8,564,179 km (0.075 R)
• M12: 9,599,396 km (0.055 R)
• M13: 9,909,812 km (0.072 R)
• M14: 11,049,598 km (0.098 R)
• M15: 16,192,922 km (0.114 R)
• M16: 17,767,739 km (0.075 R)
• M17: 21,044,381 km (0.052 R)
• M18: 25,579,890 km (0.063 R)
• M19: 28,231,961 km (0.093 R)
• M20: 28,443,193 km (0.11 R)
• M21: 29,299,042 km (0.075 R)
• M22: 30,282,050 km (0.119 R)
• M23: 31,740,479 km (0.107 R)
• M24: 33,245,284 km (0.089 R)
• M25: 39,344,390 km (0.045 R)
• M26: 40,406,086 km (0.053 R)
• M27: 41,079,127 km (0.052 R)
• M28: 41,350,497 km (0.085 R)
• M29: 43,846,837 km (0.099 R)
• M30: 44,844,056 km (0.1 R)
• M31: 45,420,606 km (0.116 R)
• M32: 48,680,643 km (0.112 R)
• M33: 49,903,755 km (0.079 R)
• M34: 50,990,733 km (0.075 R)
• M35: 53,211,663 km (0.101 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 10,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit