🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.53 AU - 0.73 AU

Year: 328 Days

Day: 46.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.1

Radius: 14

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.08 AU - 1.58 AU

Year: 1006 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,551,517 km

• M1: 174,132 km (0.077 R)
• M2: 664,813 km (0.04 R)
• M3: 1,116,299 km (0.075 R)
• M4: 1,648,269 km (0.11 R)
• M5: 2,442,335 km (0.092 R)
• M6: 3,118,816 km (0.105 R)
• M7: 3,632,236 km (0.111 R)
• M8: 4,219,258 km (0.056 R)
• M9: 4,682,114 km (0.116 R)
• M10: 5,139,584 km (0.09 R)
• M11: 5,753,684 km (0.11 R)
• M12: 6,982,780 km (0.061 R)
• M13: 10,206,764 km (0.106 R)
• M14: 10,783,613 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.4

Radius: 8

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.53 AU - 1.83 AU

Year: 1428 Days

Day: 9.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,551,517 km

• M1: 99,782 km (0.061 R)
• M2: 426,952 km (0.094 R)
• M3: 727,494 km (0.094 R)
• M4: 1,156,840 km (0.098 R)
• M5: 1,633,758 km (0.111 R)
• M6: 1,960,181 km (0.108 R)
• M7: 2,213,001 km (0.05 R)
• M8: 2,550,644 km (0.112 R)
• M9: 3,209,772 km (0.08 R)
• M10: 3,468,726 km (0.086 R)
• M11: 3,977,508 km (0.075 R)
• M12: 4,386,359 km (0.081 R)
• M13: 5,478,274 km (0.118 R)
• M14: 5,849,875 km (0.093 R)
• M15: 7,245,773 km (0.035 R)
• M16: 7,966,087 km (0.047 R)
• M17: 8,733,224 km (0.084 R)
• M18: 10,781,219 km (0.044 R)
• M19: 11,612,236 km (0.087 R)
• M20: 12,116,380 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.3

Radius: 14

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.43 AU - 2.31 AU

Year: 1678 Days

Day: 14.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,551,517 km

• M1: 174,431 km (0.103 R)
• M2: 638,633 km (0.112 R)
• M3: 1,416,243 km (0.096 R)
• M4: 1,856,809 km (0.093 R)
• M5: 3,577,633 km (0.048 R)
• M6: 4,180,662 km (0.096 R)
• M7: 5,844,490 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.1

Radius: 8.2

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.63 AU - 2.27 AU

Year: 1786 Days

Day: 13.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,551,517 km

• M1: 102,026 km (0.077 R)
• M2: 436,227 km (0.101 R)
• M3: 872,754 km (0.117 R)
• M4: 2,084,796 km (0.092 R)
• M5: 2,521,023 km (0.108 R)
• M6: 3,048,206 km (0.12 R)
• M7: 3,321,821 km (0.068 R)
• M8: 3,611,741 km (0.067 R)
• M9: 4,880,481 km (0.052 R)
• M10: 5,211,092 km (0.07 R)
• M11: 5,795,571 km (0.095 R)
• M12: 6,192,155 km (0.113 R)
• M13: 6,580,212 km (0.076 R)
• M14: 8,266,330 km (0.043 R)
• M15: 8,801,441 km (0.104 R)
• M16: 9,226,000 km (0.119 R)
• M17: 9,595,806 km (0.05 R)
• M18: 10,080,802 km (0.1 R)
• M19: 10,618,457 km (0.097 R)
• M20: 11,947,484 km (0.049 R)
• M21: 14,165,722 km (0.057 R)
• M22: 14,840,408 km (0.073 R)
• M23: 15,208,868 km (0.029 R)
• M24: 16,205,040 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.8

Radius: 10.3

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.83 AU - 4.69 AU

Year: 5768 Days

Day: 10.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,551,517 km

• M1: 128,205 km (0.099 R)
• M2: 493,075 km (0.094 R)
• M3: 850,314 km (0.046 R)
• M4: 1,760,169 km (0.1 R)
• M5: 2,095,118 km (0.044 R)
• M6: 2,439,642 km (0.118 R)
• M7: 3,224,732 km (0.042 R)
• M8: 3,665,447 km (0.111 R)
• M9: 4,028,072 km (0.073 R)
• M10: 4,439,466 km (0.068 R)
• M11: 5,432,946 km (0.047 R)
• M12: 9,138,635 km (0.104 R)
• M13: 9,553,769 km (0.059 R)
• M14: 10,647,030 km (0.055 R)
• M15: 10,967,618 km (0.045 R)
• M16: 16,102,116 km (0.105 R)
• M17: 16,647,401 km (0.11 R)
• M18: 17,204,802 km (0.098 R)
• M19: 17,583,435 km (0.089 R)
• M20: 18,952,255 km (0.061 R)
• M21: 19,903,398 km (0.083 R)
• M22: 20,390,938 km (0.084 R)
• M23: 22,122,683 km (0.088 R)
• M24: 25,223,547 km (0.087 R)
• M25: 26,207,453 km (0.105 R)
• M26: 28,339,521 km (0.117 R)
• M27: 29,223,794 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.2

Radius: 14.8

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.29 AU - 5.35 AU

Year: 8050 Days

Day: 6.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 165 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,551,517 km

• M1: 184,155 km (0.11 R)
• M2: 733,927 km (0.071 R)
• M3: 1,404,874 km (0.045 R)
• M4: 3,538,588 km (0.109 R)
• M5: 4,720,710 km (0.11 R)
• M6: 5,267,939 km (0.082 R)
• M7: 6,185,423 km (0.097 R)
• M8: 7,023,321 km (0.093 R)
• M9: 9,098,842 km (0.113 R)
• M10: 9,812,872 km (0.116 R)
• M11: 10,709,113 km (0.108 R)
• M12: 12,448,637 km (0.102 R)
• M13: 13,499,413 km (0.07 R)
• M14: 14,608,531 km (0.081 R)
• M15: 16,875,537 km (0.089 R)
• M16: 22,818,612 km (0.06 R)
• M17: 24,988,828 km (0.106 R)
• M18: 28,874,932 km (0.117 R)
• M19: 30,812,973 km (0.075 R)
• M20: 32,836,284 km (0.092 R)
• M21: 35,379,448 km (0.069 R)
• M22: 36,366,195 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.2

Radius: 3.4

Gravity: 33.67 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.62 AU - 6.32 AU

Year: 9569 Days

Day: 19.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,551,517 km

• M1: 43,982 km (0.119 R)
• M2: 266,883 km (0.039 R)
• M3: 388,805 km (0.072 R)
• M4: 601,683 km (0.073 R)
• M5: 711,338 km (0.094 R)
• M6: 924,365 km (0.101 R)
• M7: 1,145,620 km (0.056 R)
• M8: 1,516,174 km (0.074 R)
• M9: 1,853,966 km (0.061 R)
• M10: 2,715,800 km (0.1 R)
• M11: 2,977,596 km (0.09 R)
• M12: 3,125,399 km (0.108 R)
• M13: 3,914,228 km (0.108 R)
• M14: 4,301,088 km (0.074 R)
• M15: 5,031,276 km (0.104 R)
• M16: 7,712,369 km (0.097 R)
• M17: 9,175,735 km (0.063 R)
• M18: 10,520,620 km (0.114 R)
• M19: 12,044,274 km (0.089 R)
• M20: 12,419,914 km (0.105 R)
• M21: 16,615,387 km (0.099 R)
• M22: 17,147,955 km (0.087 R)
• M23: 17,350,511 km (0.062 R)
• M24: 19,100,955 km (0.108 R)
• M25: 19,245,916 km (0.109 R)
• M26: 22,948,463 km (0.106 R)
• M27: 30,619,543 km (0.115 R)
• M28: 31,925,532 km (0.082 R)
• M29: 34,647,914 km (0.12 R)
• M30: 35,515,731 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 15,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit