🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.51 AU - 0.55 AU

Year: 147 Days

Day: 13.6 Hours

Environment

Temp: 192 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,847,582 km

• M1: 43,084 km (0.088 R)

Asteroid Belt

Center: 0.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.15 AU - 1.31 AU

Year: 519 Days

Day: 46.9 Hours

Environment

Temp: -26 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,847,582 km

• M1: 416,181 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.45 AU - 2.03 AU

Year: 874 Days

Day: 36.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,847,582 km

• M1: 22,888 km (0.117 R)

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.3

Radius: 9.4

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.83 AU - 5.95 AU

Year: 4118 Days

Day: 11.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,847,582 km

• M1: 117,135 km (0.117 R)
• M2: 432,787 km (0.104 R)
• M3: 781,798 km (0.102 R)
• M4: 1,075,309 km (0.079 R)
• M5: 2,065,348 km (0.067 R)
• M6: 2,869,287 km (0.075 R)
• M7: 3,169,380 km (0.108 R)
• M8: 3,693,422 km (0.082 R)
• M9: 4,142,215 km (0.081 R)
• M10: 5,458,826 km (0.035 R)
• M11: 5,780,761 km (0.06 R)
• M12: 6,513,342 km (0.108 R)
• M13: 6,902,147 km (0.114 R)
• M14: 7,361,562 km (0.061 R)
• M15: 9,373,803 km (0.102 R)
• M16: 9,903,977 km (0.088 R)
• M17: 10,314,624 km (0.071 R)
• M18: 11,316,929 km (0.114 R)
• M19: 14,020,013 km (0.054 R)
• M20: 14,625,585 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127

Radius: 9.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.9 AU - 8.1 AU

Year: 6311 Days

Day: 10.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,847,582 km

• M1: 127,457 km (0.104 R)
• M2: 612,005 km (0.103 R)
• M3: 998,715 km (0.077 R)
• M4: 1,305,092 km (0.102 R)
• M5: 1,611,019 km (0.1 R)
• M6: 1,953,150 km (0.072 R)
• M7: 5,189,401 km (0.084 R)
• M8: 8,252,417 km (0.104 R)
• M9: 10,012,286 km (0.118 R)
• M10: 12,395,231 km (0.057 R)
• M11: 13,556,559 km (0.075 R)
• M12: 14,886,634 km (0.084 R)
• M13: 16,458,608 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.4

Radius: 9.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.07 AU - 8.27 AU

Year: 7311 Days

Day: 13.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,847,582 km

• M1: 149,897 km (0.056 R)
• M2: 552,315 km (0.093 R)
• M3: 911,350 km (0.028 R)
• M4: 1,394,103 km (0.062 R)
• M5: 1,764,507 km (0.099 R)
• M6: 2,265,959 km (0.108 R)
• M7: 6,394,860 km (0.059 R)
• M8: 7,170,675 km (0.112 R)
• M9: 9,122,927 km (0.104 R)
• M10: 10,385,383 km (0.107 R)
• M11: 15,476,797 km (0.112 R)
• M12: 20,798,143 km (0.093 R)
• M13: 30,303,592 km (0.063 R)
• M14: 32,277,685 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.8

Radius: 13.2

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.6 AU - 11.86 AU

Year: 14331 Days

Day: 14.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,847,582 km

• M1: 199,264 km (0.109 R)
• M2: 669,301 km (0.076 R)
• M3: 1,567,935 km (0.094 R)
• M4: 2,346,592 km (0.105 R)
• M5: 3,527,069 km (0.086 R)
• M6: 5,243,705 km (0.049 R)
• M7: 5,861,245 km (0.09 R)
• M8: 6,286,551 km (0.112 R)
• M9: 7,027,061 km (0.092 R)
• M10: 7,687,835 km (0.07 R)
• M11: 8,633,144 km (0.092 R)
• M12: 9,868,224 km (0.08 R)
• M13: 11,694,066 km (0.089 R)
• M14: 13,938,632 km (0.054 R)
• M15: 16,381,116 km (0.084 R)
• M16: 21,366,017 km (0.095 R)
• M17: 24,998,851 km (0.099 R)
• M18: 25,607,864 km (0.07 R)
• M19: 28,802,527 km (0.12 R)
• M20: 40,105,244 km (0.093 R)
• M21: 40,800,276 km (0.057 R)
• M22: 47,887,026 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.9

Radius: 11.1

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.83 AU - 11.79 AU

Year: 14484 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,847,582 km

• M1: 153,338 km (0.047 R)
• M2: 546,182 km (0.119 R)
• M3: 905,067 km (0.103 R)
• M4: 1,747,303 km (0.067 R)
• M5: 2,188,916 km (0.062 R)
• M6: 4,218,810 km (0.119 R)
• M7: 5,124,924 km (0.103 R)
• M8: 6,314,377 km (0.038 R)
• M9: 7,102,757 km (0.052 R)
• M10: 12,310,409 km (0.064 R)
• M11: 16,468,631 km (0.066 R)
• M12: 17,878,890 km (0.102 R)
• M13: 20,582,273 km (0.097 R)
• M14: 21,389,055 km (0.086 R)
• M15: 21,846,375 km (0.112 R)
• M16: 23,838,869 km (0.106 R)
• M17: 24,529,114 km (0.068 R)
• M18: 27,531,693 km (0.078 R)
• M19: 33,514,561 km (0.071 R)
• M20: 39,483,216 km (0.116 R)
• M21: 40,449,619 km (0.106 R)
• M22: 42,142,767 km (0.072 R)
• M23: 52,639,152 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.6

Radius: 4.5

Gravity: 30 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.61 AU - 14.27 AU

Year: 16708 Days

Day: 21 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,847,582 km

• M1: 56,698 km (0.087 R)
• M2: 215,421 km (0.062 R)
• M3: 472,879 km (0.092 R)
• M4: 764,894 km (0.099 R)
• M5: 907,610 km (0.032 R)
• M6: 1,571,675 km (0.101 R)
• M7: 2,004,911 km (0.036 R)
• M8: 2,557,824 km (0.106 R)
• M9: 2,857,768 km (0.089 R)
• M10: 3,053,741 km (0.111 R)
• M11: 4,018,797 km (0.11 R)
• M12: 4,821,988 km (0.067 R)
• M13: 5,650,760 km (0.101 R)
• M14: 7,356,625 km (0.088 R)
• M15: 9,921,929 km (0.113 R)
• M16: 13,362,830 km (0.119 R)
• M17: 14,261,913 km (0.085 R)
• M18: 24,644,604 km (0.117 R)
• M19: 31,159,142 km (0.066 R)
• M20: 32,857,527 km (0.089 R)
• M21: 35,001,563 km (0.115 R)
• M22: 37,912,289 km (0.05 R)
• M23: 41,123,407 km (0.075 R)
• M24: 41,844,768 km (0.107 R)
• M25: 42,135,587 km (0.115 R)
• M26: 49,690,279 km (0.098 R)
• M27: 53,186,830 km (0.069 R)
• M28: 60,664,779 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 19,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit