🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.54 AU - 0.62 AU

Year: 290 Days

Day: 45.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.2

Radius: 12.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.92 AU - 1.34 AU

Year: 788 Days

Day: 10.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,283,021 km

• M1: 156,629 km (0.051 R)
• M2: 577,897 km (0.109 R)
• M3: 1,305,840 km (0.073 R)
• M4: 1,839,455 km (0.051 R)
• M5: 2,274,187 km (0.091 R)
• M6: 2,800,622 km (0.083 R)
• M7: 3,394,675 km (0.086 R)
• M8: 4,205,495 km (0.093 R)
• M9: 4,987,593 km (0.091 R)
• M10: 5,714,639 km (0.086 R)
• M11: 6,231,200 km (0.099 R)
• M12: 6,925,933 km (0.104 R)
• M13: 7,336,280 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123

Radius: 12.9

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.03 AU - 3.23 AU

Year: 3633 Days

Day: 6.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,283,021 km

• M1: 160,369 km (0.118 R)
• M2: 636,240 km (0.116 R)
• M3: 1,105,079 km (0.088 R)
• M4: 1,665,323 km (0.087 R)
• M5: 2,291,241 km (0.09 R)
• M6: 2,856,721 km (0.056 R)
• M7: 3,279,485 km (0.118 R)
• M8: 4,363,919 km (0.114 R)
• M9: 4,948,698 km (0.12 R)
• M10: 5,475,581 km (0.05 R)
• M11: 6,063,202 km (0.054 R)
• M12: 10,080,054 km (0.099 R)
• M13: 11,176,158 km (0.11 R)
• M14: 12,426,198 km (0.087 R)
• M15: 13,323,336 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.5

Radius: 10.9

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.94 AU - 4.82 AU

Year: 5014 Days

Day: 8 Hours

Environment

Temp: -216 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,283,021 km

• M1: 146,756 km (0.064 R)
• M2: 755,469 km (0.113 R)
• M3: 1,430,904 km (0.085 R)
• M4: 3,678,761 km (0.099 R)
• M5: 4,068,464 km (0.1 R)
• M6: 5,094,555 km (0.065 R)
• M7: 5,860,646 km (0.106 R)
• M8: 6,258,128 km (0.086 R)
• M9: 7,316,233 km (0.092 R)
• M10: 7,967,583 km (0.086 R)
• M11: 9,747,797 km (0.079 R)
• M12: 10,614,268 km (0.079 R)
• M13: 12,805,877 km (0.081 R)
• M14: 13,205,902 km (0.058 R)
• M15: 13,752,383 km (0.098 R)
• M16: 14,313,823 km (0.046 R)
• M17: 16,141,610 km (0.088 R)
• M18: 19,662,546 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.7

Radius: 11.5

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.45 AU - 4.51 AU

Year: 5209 Days

Day: 8.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,283,021 km

• M1: 143,016 km (0.113 R)
• M2: 517,160 km (0.053 R)
• M3: 1,103,883 km (0.081 R)
• M4: 1,946,567 km (0.115 R)
• M5: 2,750,058 km (0.094 R)
• M6: 3,671,281 km (0.058 R)
• M7: 4,266,082 km (0.058 R)
• M8: 4,760,354 km (0.069 R)
• M9: 5,648,965 km (0.08 R)
• M10: 6,053,179 km (0.047 R)
• M11: 6,815,978 km (0.113 R)
• M12: 7,493,507 km (0.114 R)
• M13: 8,858,737 km (0.118 R)
• M14: 10,155,601 km (0.053 R)
• M15: 10,708,216 km (0.106 R)
• M16: 13,068,720 km (0.12 R)
• M17: 14,171,257 km (0.069 R)
• M18: 15,756,845 km (0.074 R)
• M19: 16,248,573 km (0.105 R)
• M20: 16,624,213 km (0.119 R)
• M21: 21,295,257 km (0.111 R)
• M22: 28,009,359 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.9

Radius: 14

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.95 AU - 5.87 AU

Year: 7137 Days

Day: 9.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,283,021 km

• M1: 176,226 km (0.079 R)
• M2: 712,983 km (0.065 R)
• M3: 1,197,232 km (0.115 R)
• M4: 1,735,036 km (0.057 R)
• M5: 2,311,437 km (0.085 R)
• M6: 3,120,163 km (0.095 R)
• M7: 4,321,733 km (0.114 R)
• M8: 5,118,790 km (0.084 R)
• M9: 6,425,378 km (0.118 R)
• M10: 7,742,288 km (0.117 R)
• M11: 8,316,744 km (0.045 R)
• M12: 8,788,127 km (0.093 R)
• M13: 10,068,984 km (0.077 R)
• M14: 10,804,706 km (0.039 R)
• M15: 13,636,145 km (0.118 R)
• M16: 14,475,988 km (0.09 R)
• M17: 15,670,676 km (0.057 R)
• M18: 18,761,667 km (0.054 R)
• M19: 19,202,532 km (0.077 R)
• M20: 24,606,755 km (0.114 R)
• M21: 25,135,285 km (0.111 R)
• M22: 26,215,232 km (0.082 R)
• M23: 27,892,822 km (0.114 R)
• M24: 34,768,640 km (0.083 R)
• M25: 38,066,674 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.8

Radius: 7.8

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.98 AU - 7.34 AU

Year: 11275 Days

Day: 21.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,283,021 km

• M1: 97,089 km (0.077 R)
• M2: 548,575 km (0.06 R)
• M3: 869,912 km (0.106 R)
• M4: 1,159,832 km (0.1 R)
• M5: 1,643,183 km (0.063 R)
• M6: 2,058,467 km (0.104 R)
• M7: 2,705,777 km (0.092 R)
• M8: 3,735,908 km (0.059 R)
• M9: 4,002,790 km (0.12 R)
• M10: 4,665,210 km (0.11 R)
• M11: 5,200,321 km (0.026 R)
• M12: 5,705,812 km (0.072 R)
• M13: 6,853,976 km (0.117 R)
• M14: 9,899,489 km (0.118 R)
• M15: 12,525,531 km (0.109 R)
• M16: 13,309,723 km (0.063 R)
• M17: 14,448,761 km (0.061 R)
• M18: 15,720,343 km (0.086 R)
• M19: 15,997,248 km (0.111 R)
• M20: 16,992,224 km (0.102 R)
• M21: 17,504,896 km (0.089 R)
• M22: 18,407,719 km (0.078 R)
• M23: 19,739,439 km (0.089 R)
• M24: 20,966,740 km (0.094 R)
• M25: 23,392,469 km (0.1 R)
• M26: 23,663,092 km (0.102 R)
• M27: 33,579,486 km (0.115 R)
• M28: 35,206,812 km (0.064 R)
• M29: 39,249,395 km (0.074 R)
• M30: 40,273,991 km (0.054 R)
• M31: 41,185,191 km (0.107 R)
• M32: 43,048,433 km (0.119 R)
• M33: 43,864,040 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.9

Radius: 8

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.78 AU - 8.64 AU

Year: 12700 Days

Day: 15.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,283,021 km

• M1: 102,325 km (0.117 R)
• M2: 584,928 km (0.025 R)
• M3: 1,558,211 km (0.036 R)
• M4: 2,004,013 km (0.087 R)
• M5: 2,265,510 km (0.071 R)
• M6: 4,323,678 km (0.104 R)
• M7: 5,348,573 km (0.111 R)
• M8: 5,918,092 km (0.102 R)
• M9: 8,213,671 km (0.072 R)
• M10: 8,971,384 km (0.099 R)
• M11: 11,573,340 km (0.061 R)
• M12: 12,118,026 km (0.091 R)
• M13: 14,020,761 km (0.084 R)
• M14: 14,754,240 km (0.084 R)
• M15: 15,335,727 km (0.094 R)
• M16: 16,856,239 km (0.112 R)
• M17: 18,810,436 km (0.049 R)
• M18: 19,494,099 km (0.087 R)
• M19: 21,348,963 km (0.077 R)
• M20: 22,243,707 km (0.108 R)
• M21: 24,267,318 km (0.056 R)
• M22: 27,703,132 km (0.061 R)
• M23: 27,966,574 km (0.113 R)
• M24: 29,218,110 km (0.092 R)
• M25: 30,413,397 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.2

Radius: 3.1

Gravity: 100.44 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.3 AU - 8.18 AU

Year: 12780 Days

Day: 16.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,283,021 km

• M1: 38,895 km (0.12 R)
• M2: 145,110 km (0.045 R)
• M3: 615,894 km (0.059 R)
• M4: 739,911 km (0.113 R)
• M5: 891,155 km (0.079 R)
• M6: 1,026,690 km (0.099 R)
• M7: 1,441,824 km (0.069 R)
• M8: 1,549,385 km (0.08 R)
• M9: 1,780,514 km (0.114 R)
• M10: 1,904,530 km (0.085 R)
• M11: 2,110,976 km (0.112 R)
• M12: 3,164,743 km (0.097 R)
• M13: 5,725,260 km (0.118 R)
• M14: 6,816,577 km (0.093 R)
• M15: 6,989,213 km (0.077 R)
• M16: 7,120,709 km (0.066 R)
• M17: 7,755,902 km (0.062 R)
• M18: 8,135,431 km (0.102 R)
• M19: 9,348,072 km (0.117 R)
• M20: 14,821,559 km (0.115 R)
• M21: 16,930,589 km (0.117 R)
• M22: 19,230,956 km (0.102 R)
• M23: 19,662,546 km (0.106 R)
• M24: 24,540,783 km (0.109 R)
• M25: 25,666,656 km (0.027 R)
• M26: 25,875,046 km (0.113 R)
• M27: 31,339,108 km (0.105 R)
• M28: 32,663,199 km (0.085 R)
• M29: 37,123,609 km (0.112 R)
• M30: 41,255,951 km (0.111 R)
• M31: 45,076,382 km (0.073 R)
• M32: 45,227,775 km (0.067 R)
• M33: 51,403,624 km (0.094 R)
• M34: 54,778,103 km (0.116 R)
• M35: 60,479,427 km (0.075 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 17,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit