🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.4 AU - 0.62 AU

Year: 239 Days

Day: 21.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,549,440 km

• M1: 48,769 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.6 AU - 0.6 AU

Year: 305 Days

Day: 14.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 132.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,549,440 km

• M1: 17,054 km (0.095 R)

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.3

Radius: 11

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.18 AU - 1.68 AU

Year: 1122 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 65.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,549,440 km

• M1: 136,732 km (0.118 R)
• M2: 567,724 km (0.089 R)
• M3: 972,536 km (0.036 R)
• M4: 1,346,680 km (0.047 R)
• M5: 2,131,919 km (0.102 R)
• M6: 2,541,967 km (0.12 R)
• M7: 3,477,851 km (0.101 R)
• M8: 4,017,002 km (0.119 R)
• M9: 4,466,244 km (0.112 R)
• M10: 4,872,403 km (0.069 R)
• M11: 5,653,603 km (0.094 R)
• M12: 5,997,379 km (0.09 R)
• M13: 6,400,994 km (0.081 R)
• M14: 7,015,841 km (0.104 R)
• M15: 7,388,340 km (0.036 R)
• M16: 7,958,457 km (0.097 R)
• M17: 8,811,614 km (0.062 R)
• M18: 9,275,068 km (0.076 R)
• M19: 10,032,033 km (0.119 R)
• M20: 10,377,903 km (0.11 R)
• M21: 11,193,810 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.1

Radius: 13.3

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.51 AU - 1.97 AU

Year: 1506 Days

Day: 9.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,549,440 km

• M1: 166,652 km (0.108 R)
• M2: 626,366 km (0.08 R)
• M3: 1,084,734 km (0.072 R)
• M4: 1,822,850 km (0.091 R)
• M5: 2,648,182 km (0.065 R)
• M6: 3,078,575 km (0.115 R)
• M7: 3,571,200 km (0.092 R)
• M8: 4,981,011 km (0.041 R)
• M9: 5,664,075 km (0.105 R)
• M10: 6,363,445 km (0.094 R)
• M11: 7,292,896 km (0.046 R)
• M12: 9,011,925 km (0.099 R)
• M13: 9,661,180 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.3

Radius: 12.2

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.59 AU - 2.39 AU

Year: 1842 Days

Day: 5.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,549,440 km

• M1: 223,499 km (0.095 R)
• M2: 1,038,060 km (0.077 R)
• M3: 1,589,477 km (0.1 R)
• M4: 2,405,833 km (0.089 R)
• M5: 3,218,449 km (0.103 R)
• M6: 3,919,913 km (0.076 R)
• M7: 4,701,113 km (0.117 R)
• M8: 5,150,355 km (0.091 R)
• M9: 5,605,731 km (0.112 R)
• M10: 5,994,087 km (0.11 R)
• M11: 7,538,685 km (0.116 R)
• M12: 8,127,503 km (0.104 R)
• M13: 9,493,032 km (0.09 R)
• M14: 13,026,983 km (0.094 R)
• M15: 13,958,828 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.1

Radius: 6.7

Gravity: 22.12 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.02 AU - 9.66 AU

Year: 14401 Days

Day: 20.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,549,440 km

• M1: 92,451 km (0.08 R)
• M2: 321,187 km (0.036 R)
• M3: 549,772 km (0.094 R)
• M4: 789,428 km (0.081 R)
• M5: 1,189,153 km (0.116 R)
• M6: 1,768,546 km (0.112 R)
• M7: 2,102,299 km (0.116 R)
• M8: 2,823,211 km (0.093 R)
• M9: 3,200,946 km (0.072 R)
• M10: 5,654,052 km (0.116 R)
• M11: 6,809,097 km (0.075 R)
• M12: 12,218,107 km (0.064 R)
• M13: 14,059,208 km (0.104 R)
• M14: 14,419,440 km (0.116 R)
• M15: 14,638,451 km (0.067 R)
• M16: 17,692,342 km (0.093 R)
• M17: 21,906,065 km (0.067 R)
• M18: 22,292,775 km (0.039 R)
• M19: 22,684,124 km (0.051 R)
• M20: 24,814,248 km (0.108 R)
• M21: 29,117,730 km (0.084 R)
• M22: 29,467,938 km (0.108 R)
• M23: 30,415,790 km (0.108 R)
• M24: 34,933,496 km (0.099 R)
• M25: 48,467,765 km (0.109 R)
• M26: 52,325,595 km (0.093 R)
• M27: 56,927,375 km (0.054 R)
• M28: 57,842,316 km (0.078 R)
• M29: 59,326,327 km (0.085 R)
• M30: 65,317,273 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.8

Radius: 7.4

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.28 AU - 10.4 AU

Year: 20249 Days

Day: 19.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,549,440 km

• M1: 92,003 km (0.098 R)
• M2: 406,906 km (0.101 R)
• M3: 1,316,012 km (0.085 R)
• M4: 1,721,124 km (0.104 R)
• M5: 1,963,322 km (0.109 R)
• M6: 2,228,260 km (0.061 R)
• M7: 5,895,802 km (0.063 R)
• M8: 7,041,721 km (0.078 R)
• M9: 8,755,365 km (0.115 R)
• M10: 9,478,371 km (0.111 R)
• M11: 11,362,706 km (0.098 R)
• M12: 16,843,823 km (0.094 R)
• M13: 17,872,757 km (0.06 R)
• M14: 18,852,024 km (0.087 R)
• M15: 19,401,049 km (0.085 R)
• M16: 20,531,111 km (0.082 R)
• M17: 21,505,741 km (0.076 R)
• M18: 21,804,189 km (0.073 R)
• M19: 22,613,214 km (0.037 R)
• M20: 23,442,136 km (0.072 R)
• M21: 23,970,366 km (0.027 R)
• M22: 27,192,106 km (0.119 R)
• M23: 29,208,984 km (0.05 R)
• M24: 38,421,969 km (0.075 R)
• M25: 43,759,472 km (0.091 R)
• M26: 52,750,902 km (0.063 R)
• M27: 54,390,644 km (0.105 R)
• M28: 59,123,472 km (0.101 R)
• M29: 59,905,271 km (0.056 R)
• M30: 65,364,097 km (0.118 R)
• M31: 68,750,544 km (0.085 R)
• M32: 69,615,070 km (0.054 R)
• M33: 74,046,757 km (0.113 R)
• M34: 76,331,416 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.1

Radius: 6.6

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.99 AU - 10.99 AU

Year: 20714 Days

Day: 18.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,549,440 km

• M1: 82,279 km (0.072 R)
• M2: 318,195 km (0.085 R)
• M3: 683,363 km (0.119 R)
• M4: 976,276 km (0.089 R)
• M5: 1,710,801 km (0.082 R)
• M6: 3,403,501 km (0.085 R)
• M7: 3,974,367 km (0.085 R)
• M8: 4,748,386 km (0.095 R)
• M9: 5,002,852 km (0.093 R)
• M10: 5,699,380 km (0.083 R)
• M11: 6,502,720 km (0.077 R)
• M12: 7,427,385 km (0.085 R)
• M13: 9,251,880 km (0.044 R)
• M14: 10,177,891 km (0.059 R)
• M15: 10,849,436 km (0.087 R)
• M16: 11,164,190 km (0.116 R)
• M17: 11,550,003 km (0.097 R)
• M18: 12,622,320 km (0.092 R)
• M19: 12,830,561 km (0.109 R)
• M20: 13,686,560 km (0.115 R)
• M21: 16,400,115 km (0.037 R)
• M22: 19,917,461 km (0.116 R)
• M23: 21,454,878 km (0.099 R)
• M24: 24,655,823 km (0.061 R)
• M25: 27,226,812 km (0.076 R)
• M26: 29,848,216 km (0.11 R)
• M27: 34,492,631 km (0.105 R)
• M28: 35,173,601 km (0.119 R)
• M29: 42,018,452 km (0.058 R)
• M30: 43,739,575 km (0.083 R)
• M31: 61,792,448 km (0.117 R)
• M32: 64,836,764 km (0.109 R)
• M33: 66,082,017 km (0.12 R)
• M34: 67,767,087 km (0.061 R)
• M35: 73,665,432 km (0.096 R)
• M36: 75,933,934 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 12,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit