🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.42 AU - 0.62 AU

Year: 238 Days

Day: 22.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.7 °

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: 423.6

Radius: 11.9

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.62 AU - 0.88 AU

Year: 413 Days

Day: 13 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,939,912 km

• M1: 148,102 km (0.094 R)
• M2: 526,734 km (0.048 R)
• M3: 1,056,909 km (0.104 R)
• M4: 1,453,343 km (0.119 R)
• M5: 2,159,894 km (0.078 R)
• M6: 2,552,140 km (0.072 R)
• M7: 3,074,087 km (0.111 R)
• M8: 3,528,415 km (0.033 R)
• M9: 3,978,107 km (0.093 R)
• M10: 4,641,872 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.1

Radius: 9.6

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.72 AU - 1.2 AU

Year: 598 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,939,912 km

• M1: 126,709 km (0.115 R)
• M2: 427,102 km (0.112 R)
• M3: 867,967 km (0.112 R)
• M4: 1,243,906 km (0.105 R)
• M5: 1,559,109 km (0.08 R)
• M6: 1,962,874 km (0.064 R)
• M7: 2,415,706 km (0.078 R)
• M8: 2,777,584 km (0.115 R)
• M9: 3,505,677 km (0.115 R)
• M10: 3,986,185 km (0.068 R)
• M11: 4,525,635 km (0.079 R)
• M12: 5,337,502 km (0.095 R)
• M13: 7,226,924 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.8

Radius: 11.6

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.26 AU - 2 AU

Year: 1323 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,939,912 km

• M1: 144,212 km (0.095 R)
• M2: 525,687 km (0.087 R)
• M3: 973,134 km (0.115 R)
• M4: 1,427,463 km (0.098 R)
• M5: 1,940,584 km (0.063 R)
• M6: 2,310,390 km (0.106 R)
• M7: 2,766,962 km (0.055 R)
• M8: 4,366,014 km (0.102 R)
• M9: 4,930,596 km (0.079 R)
• M10: 5,522,405 km (0.029 R)
• M11: 6,392,317 km (0.078 R)
• M12: 7,096,773 km (0.117 R)
• M13: 7,585,809 km (0.093 R)
• M14: 8,263,487 km (0.051 R)
• M15: 9,370,661 km (0.097 R)
• M16: 9,928,362 km (0.101 R)
• M17: 11,144,593 km (0.086 R)
• M18: 11,524,721 km (0.101 R)
• M19: 11,985,033 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.8

Radius: 12.3

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.3 AU - 1.98 AU

Year: 1335 Days

Day: 12.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,939,912 km

• M1: 153,188 km (0.04 R)
• M2: 758,312 km (0.117 R)
• M3: 1,174,044 km (0.076 R)
• M4: 1,850,675 km (0.047 R)
• M5: 2,610,184 km (0.094 R)
• M6: 3,153,972 km (0.077 R)
• M7: 4,899,330 km (0.093 R)
• M8: 5,355,155 km (0.032 R)
• M9: 6,329,486 km (0.092 R)
• M10: 7,941,104 km (0.04 R)
• M11: 10,898,803 km (0.117 R)
• M12: 11,644,249 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.5

Radius: 13.1

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.27 AU - 3.45 AU

Year: 3075 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 17,939,912 km

• M1: 163,959 km (0.091 R)
• M2: 663,317 km (0.098 R)
• M3: 1,144,424 km (0.11 R)
• M4: 1,626,428 km (0.098 R)
• M5: 2,231,402 km (0.087 R)
• M6: 2,694,856 km (0.112 R)
• M7: 3,456,758 km (0.064 R)
• M8: 4,103,470 km (0.113 R)
• M9: 5,588,228 km (0.107 R)
• M10: 6,064,398 km (0.089 R)
• M11: 6,741,478 km (0.119 R)
• M12: 7,159,305 km (0.12 R)
• M13: 8,725,745 km (0.051 R)
• M14: 9,150,902 km (0.065 R)
• M15: 9,966,360 km (0.05 R)
• M16: 11,363,005 km (0.072 R)
• M17: 12,482,147 km (0.114 R)
• M18: 13,345,626 km (0.118 R)
• M19: 13,958,977 km (0.091 R)
• M20: 15,039,972 km (0.086 R)
• M21: 15,860,516 km (0.047 R)
• M22: 19,325,203 km (0.059 R)
• M23: 20,233,561 km (0.087 R)
• M24: 20,729,627 km (0.104 R)
• M25: 21,424,958 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.3

Radius: 12.5

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.87 AU - 3.51 AU

Year: 3623 Days

Day: 6.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 17,939,912 km

• M1: 155,432 km (0.117 R)
• M2: 598,840 km (0.111 R)
• M3: 1,724,564 km (0.114 R)
• M4: 2,128,329 km (0.088 R)
• M5: 3,901,662 km (0.101 R)
• M6: 4,654,588 km (0.087 R)
• M7: 5,631,313 km (0.108 R)
• M8: 6,858,464 km (0.04 R)
• M9: 7,727,777 km (0.103 R)
• M10: 8,530,071 km (0.101 R)
• M11: 8,987,391 km (0.091 R)
• M12: 9,498,268 km (0.104 R)
• M13: 9,951,400 km (0.045 R)
• M14: 12,260,742 km (0.073 R)
• M15: 13,073,657 km (0.066 R)
• M16: 15,991,264 km (0.103 R)
• M17: 17,016,758 km (0.07 R)
• M18: 17,517,462 km (0.091 R)
• M19: 18,142,931 km (0.118 R)
• M20: 19,498,886 km (0.109 R)
• M21: 19,985,976 km (0.055 R)
• M22: 20,669,040 km (0.077 R)
• M23: 21,111,700 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.5

Radius: 4.9

Gravity: 12.02 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.42 AU - 7.24 AU

Year: 11349 Days

Day: 18.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 17,939,912 km

• M1: 61,036 km (0.099 R)
• M2: 233,073 km (0.106 R)
• M3: 580,589 km (0.035 R)
• M4: 820,694 km (0.095 R)
• M5: 1,093,860 km (0.09 R)
• M6: 1,304,344 km (0.12 R)
• M7: 1,649,765 km (0.118 R)
• M8: 1,866,832 km (0.1 R)
• M9: 2,152,414 km (0.112 R)
• M10: 2,394,164 km (0.109 R)
• M11: 2,952,763 km (0.101 R)
• M12: 3,164,294 km (0.112 R)
• M13: 4,852,656 km (0.091 R)
• M14: 5,549,034 km (0.071 R)
• M15: 6,519,475 km (0.108 R)
• M16: 7,481,240 km (0.097 R)
• M17: 8,159,068 km (0.104 R)
• M18: 8,407,700 km (0.113 R)
• M19: 8,876,838 km (0.101 R)
• M20: 9,363,331 km (0.068 R)
• M21: 10,389,123 km (0.092 R)
• M22: 10,879,206 km (0.112 R)
• M23: 11,747,771 km (0.055 R)
• M24: 13,220,562 km (0.065 R)
• M25: 13,563,889 km (0.065 R)
• M26: 15,370,134 km (0.091 R)
• M27: 17,059,992 km (0.091 R)
• M28: 17,330,465 km (0.073 R)
• M29: 22,459,577 km (0.09 R)
• M30: 33,314,847 km (0.077 R)
• M31: 33,631,546 km (0.064 R)
• M32: 35,354,614 km (0.092 R)
• M33: 37,818,641 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.9

Radius: 3

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.87 AU - 7.51 AU

Year: 12258 Days

Day: 15.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,939,912 km

• M1: 37,699 km (0.065 R)
• M2: 217,665 km (0.116 R)
• M3: 344,823 km (0.115 R)
• M4: 1,226,553 km (0.079 R)
• M5: 1,363,734 km (0.07 R)
• M6: 3,232,062 km (0.036 R)
• M7: 8,830,463 km (0.072 R)
• M8: 15,241,629 km (0.098 R)
• M9: 17,939,926 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 14,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit