🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.43 AU - 0.71 AU

Year: 278 Days

Day: 38.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.6

Radius: 14.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.59 AU - 0.91 AU

Year: 419 Days

Day: 14.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,770,936 km

• M1: 175,329 km (0.063 R)
• M2: 659,278 km (0.05 R)
• M3: 1,547,590 km (0.075 R)
• M4: 2,109,480 km (0.076 R)
• M5: 2,837,423 km (0.12 R)
• M6: 3,358,472 km (0.09 R)
• M7: 4,073,400 km (0.086 R)
• M8: 4,682,114 km (0.065 R)
• M9: 5,495,478 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.8

Radius: 8.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.48 AU - 2.08 AU

Year: 1533 Days

Day: 11.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 116.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,770,936 km

• M1: 105,915 km (0.11 R)
• M2: 490,681 km (0.05 R)
• M3: 862,881 km (0.07 R)
• M4: 1,240,914 km (0.059 R)
• M5: 1,692,999 km (0.088 R)
• M6: 1,972,448 km (0.109 R)
• M7: 2,325,499 km (0.102 R)
• M8: 3,212,465 km (0.111 R)
• M9: 3,703,744 km (0.104 R)
• M10: 4,068,763 km (0.093 R)
• M11: 4,508,132 km (0.059 R)
• M12: 4,996,868 km (0.098 R)
• M13: 5,310,575 km (0.102 R)
• M14: 5,716,284 km (0.043 R)
• M15: 6,416,851 km (0.089 R)
• M16: 7,058,476 km (0.113 R)
• M17: 7,938,561 km (0.099 R)
• M18: 8,573,304 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.6

Radius: 12.9

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.99 AU - 2.03 AU

Year: 1840 Days

Day: 7.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,770,936 km

• M1: 160,818 km (0.099 R)
• M2: 568,622 km (0.057 R)
• M3: 1,297,313 km (0.096 R)
• M4: 2,149,721 km (0.104 R)
• M5: 2,718,493 km (0.097 R)
• M6: 3,425,941 km (0.103 R)
• M7: 5,034,866 km (0.111 R)
• M8: 5,515,374 km (0.117 R)
• M9: 6,144,433 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.1

Radius: 13.9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.47 AU - 5.39 AU

Year: 7068 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,770,936 km

• M1: 172,935 km (0.034 R)
• M2: 998,416 km (0.088 R)
• M3: 1,445,415 km (0.097 R)
• M4: 2,771,450 km (0.116 R)
• M5: 3,576,287 km (0.079 R)
• M6: 7,154,518 km (0.085 R)
• M7: 10,468,111 km (0.071 R)
• M8: 11,292,994 km (0.062 R)
• M9: 14,169,761 km (0.038 R)
• M10: 15,032,342 km (0.092 R)
• M11: 17,342,283 km (0.118 R)
• M12: 19,295,732 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 11.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.39 AU - 6.65 AU

Year: 8374 Days

Day: 9.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,770,936 km

• M1: 147,952 km (0.114 R)
• M2: 606,021 km (0.094 R)
• M3: 1,118,693 km (0.119 R)
• M4: 1,761,515 km (0.068 R)
• M5: 2,983,879 km (0.113 R)
• M6: 3,649,141 km (0.074 R)
• M7: 4,281,491 km (0.12 R)
• M8: 5,335,857 km (0.112 R)
• M9: 5,733,937 km (0.095 R)
• M10: 6,834,828 km (0.08 R)
• M11: 7,268,362 km (0.087 R)
• M12: 8,848,415 km (0.085 R)
• M13: 9,854,760 km (0.116 R)
• M14: 11,631,683 km (0.087 R)
• M15: 12,356,784 km (0.112 R)
• M16: 13,500,609 km (0.109 R)
• M17: 21,351,356 km (0.08 R)
• M18: 24,554,994 km (0.043 R)
• M19: 27,428,620 km (0.119 R)
• M20: 29,654,636 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.5

Radius: 3.5

Gravity: 61.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.29 AU - 10.27 AU

Year: 18253 Days

Day: 24.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,770,936 km

• M1: 43,683 km (0.067 R)
• M2: 164,707 km (0.039 R)
• M3: 399,426 km (0.102 R)
• M4: 581,786 km (0.104 R)
• M5: 697,425 km (0.117 R)
• M6: 807,380 km (0.073 R)
• M7: 1,141,133 km (0.097 R)
• M8: 1,823,149 km (0.1 R)
• M9: 4,250,973 km (0.106 R)
• M10: 4,726,844 km (0.118 R)
• M11: 6,238,680 km (0.074 R)
• M12: 6,496,736 km (0.105 R)
• M13: 7,173,218 km (0.092 R)
• M14: 7,944,993 km (0.088 R)
• M15: 10,290,987 km (0.075 R)
• M16: 11,847,553 km (0.037 R)
• M17: 14,728,359 km (0.064 R)
• M18: 15,340,065 km (0.08 R)
• M19: 16,451,128 km (0.099 R)
• M20: 17,957,130 km (0.103 R)
• M21: 18,921,288 km (0.115 R)
• M22: 22,020,059 km (0.111 R)
• M23: 25,658,578 km (0.108 R)
• M24: 27,907,483 km (0.11 R)
• M25: 32,026,361 km (0.116 R)
• M26: 35,571,980 km (0.099 R)
• M27: 40,694,510 km (0.052 R)
• M28: 41,744,388 km (0.035 R)
• M29: 52,546,402 km (0.1 R)
• M30: 61,085,149 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 18,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit