🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.41 AU - 0.65 AU

Year: 136 Days

Day: 46.6 Hours

Environment

Temp: 222 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,805,545 km

• M1: 411,843 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.98 AU - 4.48 AU

Year: 2544 Days

Day: 17.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.96 AU - 4.7 AU

Year: 2647 Days

Day: 27.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.5

Radius: 11.9

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.68 AU - 7.86 AU

Year: 7648 Days

Day: 5.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,805,545 km

• M1: 148,102 km (0.094 R)
• M2: 571,913 km (0.12 R)
• M3: 1,031,477 km (0.12 R)
• M4: 1,450,651 km (0.07 R)
• M5: 2,086,292 km (0.103 R)
• M6: 2,478,089 km (0.061 R)
• M7: 3,189,277 km (0.082 R)
• M8: 4,647,108 km (0.099 R)
• M9: 5,155,442 km (0.025 R)
• M10: 6,284,158 km (0.098 R)
• M11: 6,806,105 km (0.089 R)
• M12: 7,181,595 km (0.074 R)
• M13: 8,824,778 km (0.05 R)
• M14: 9,777,268 km (0.087 R)
• M15: 11,886,448 km (0.052 R)
• M16: 13,362,830 km (0.109 R)
• M17: 14,283,156 km (0.068 R)
• M18: 14,900,846 km (0.105 R)
• M19: 16,615,237 km (0.075 R)
• M20: 18,788,296 km (0.082 R)
• M21: 20,082,018 km (0.042 R)
• M22: 21,216,718 km (0.08 R)
• M23: 27,454,201 km (0.104 R)
• M24: 31,503,367 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.3

Radius: 13.8

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.76 AU - 11.16 AU

Year: 9470 Days

Day: 15 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,805,545 km

• M1: 171,738 km (0.107 R)
• M2: 712,535 km (0.081 R)
• M3: 1,306,289 km (0.119 R)
• M4: 2,365,591 km (0.118 R)
• M5: 2,943,637 km (0.097 R)
• M6: 5,951,153 km (0.089 R)
• M7: 6,730,259 km (0.105 R)
• M8: 9,387,715 km (0.1 R)
• M9: 13,140,527 km (0.106 R)
• M10: 16,137,272 km (0.064 R)
• M11: 20,884,760 km (0.116 R)
• M12: 21,446,052 km (0.083 R)
• M13: 31,747,511 km (0.094 R)
• M14: 37,190,779 km (0.088 R)
• M15: 38,973,985 km (0.077 R)
• M16: 39,948,017 km (0.066 R)
• M17: 41,063,269 km (0.066 R)
• M18: 43,226,155 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.6

Radius: 9.5

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.73 AU - 11.01 AU

Year: 10128 Days

Day: 14.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,805,545 km

• M1: 121,324 km (0.076 R)
• M2: 441,314 km (0.08 R)
• M3: 757,115 km (0.091 R)
• M4: 4,978,767 km (0.083 R)
• M5: 6,235,389 km (0.085 R)
• M6: 6,922,342 km (0.069 R)
• M7: 7,429,180 km (0.075 R)
• M8: 7,825,614 km (0.088 R)
• M9: 8,340,680 km (0.112 R)
• M10: 9,174,538 km (0.114 R)
• M11: 12,930,043 km (0.103 R)
• M12: 13,797,860 km (0.059 R)
• M13: 17,028,576 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.5

Radius: 9.5

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.64 AU - 9.88 AU

Year: 10766 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,805,545 km

• M1: 150,196 km (0.12 R)
• M2: 985,252 km (0.071 R)
• M3: 1,286,990 km (0.092 R)
• M4: 1,819,559 km (0.115 R)
• M5: 2,320,263 km (0.056 R)
• M6: 2,845,052 km (0.104 R)
• M7: 3,229,818 km (0.087 R)
• M8: 4,021,490 km (0.054 R)
• M9: 5,393,602 km (0.107 R)
• M10: 6,058,265 km (0.107 R)
• M11: 6,582,007 km (0.037 R)
• M12: 10,540,516 km (0.101 R)
• M13: 11,977,404 km (0.12 R)
• M14: 12,803,184 km (0.115 R)
• M15: 13,478,170 km (0.045 R)
• M16: 14,176,792 km (0.097 R)
• M17: 14,502,167 km (0.091 R)
• M18: 18,496,131 km (0.046 R)
• M19: 18,884,936 km (0.071 R)
• M20: 20,329,902 km (0.044 R)
• M21: 21,589,366 km (0.066 R)
• M22: 23,348,488 km (0.054 R)
• M23: 25,201,108 km (0.116 R)
• M24: 26,065,933 km (0.063 R)
• M25: 27,652,119 km (0.041 R)
• M26: 31,125,183 km (0.107 R)
• M27: 31,565,001 km (0.114 R)
• M28: 32,120,458 km (0.08 R)
• M29: 32,682,647 km (0.097 R)
• M30: 33,826,472 km (0.097 R)
• M31: 34,291,422 km (0.115 R)
• M32: 35,472,348 km (0.119 R)
• M33: 40,078,317 km (0.051 R)
• M34: 44,093,823 km (0.111 R)
• M35: 47,493,285 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 10.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.82 AU - 11.74 AU

Year: 13377 Days

Day: 13.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 135 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,805,545 km

• M1: 126,859 km (0.087 R)
• M2: 538,852 km (0.111 R)
• M3: 1,398,890 km (0.097 R)
• M4: 1,903,633 km (0.109 R)
• M5: 2,822,762 km (0.115 R)
• M6: 3,549,209 km (0.067 R)
• M7: 4,469,685 km (0.094 R)
• M8: 5,484,707 km (0.051 R)
• M9: 5,985,710 km (0.11 R)
• M10: 6,549,395 km (0.087 R)
• M11: 7,819,032 km (0.044 R)
• M12: 8,804,732 km (0.088 R)
• M13: 9,245,896 km (0.092 R)
• M14: 9,956,636 km (0.106 R)
• M15: 12,063,123 km (0.105 R)
• M16: 17,889,811 km (0.112 R)
• M17: 19,594,927 km (0.056 R)
• M18: 20,978,409 km (0.094 R)
• M19: 23,784,715 km (0.034 R)
• M20: 27,760,578 km (0.115 R)
• M21: 29,237,557 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.2

Radius: 6.6

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 13.61 AU - 14.49 AU

Year: 18596 Days

Day: 16.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,805,545 km

• M1: 91,554 km (0.091 R)
• M2: 469,887 km (0.09 R)
• M3: 1,181,823 km (0.029 R)
• M4: 2,156,304 km (0.107 R)
• M5: 3,275,445 km (0.085 R)
• M6: 7,556,787 km (0.106 R)
• M7: 8,880,578 km (0.061 R)
• M8: 11,119,460 km (0.107 R)
• M9: 14,508,151 km (0.078 R)
• M10: 15,272,895 km (0.038 R)
• M11: 20,043,272 km (0.098 R)
• M12: 23,926,235 km (0.089 R)
• M13: 27,989,762 km (0.056 R)
• M14: 29,373,392 km (0.062 R)
• M15: 32,062,863 km (0.064 R)
• M16: 33,030,761 km (0.094 R)
• M17: 33,686,897 km (0.055 R)
• M18: 41,486,781 km (0.083 R)
• M19: 43,674,500 km (0.115 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 16,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit