🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.49 AU - 0.59 AU

Year: 141 Days

Day: 12.5 Hours

Environment

Temp: 241 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.15 AU - 1.35 AU

Year: 498 Days

Day: 22.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.34 AU - 1.96 AU

Year: 755 Days

Day: 47.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.52 AU - 1.88 AU

Year: 790 Days

Day: 35.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,917,793 km

• M1: 394,639 km (0.113 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.4

Radius: 14.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.14 AU - 9.24 AU

Year: 8355 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 103,917,793 km

• M1: 177,872 km (0.066 R)
• M2: 952,938 km (0.088 R)
• M3: 1,715,588 km (0.04 R)
• M4: 2,244,566 km (0.088 R)
• M5: 3,044,765 km (0.065 R)
• M6: 3,687,139 km (0.063 R)
• M7: 5,276,167 km (0.082 R)
• M8: 6,140,245 km (0.066 R)
• M9: 6,912,469 km (0.089 R)
• M10: 8,150,690 km (0.116 R)
• M11: 10,326,591 km (0.081 R)
• M12: 10,863,947 km (0.109 R)
• M13: 11,368,840 km (0.107 R)
• M14: 12,209,131 km (0.105 R)
• M15: 12,699,662 km (0.087 R)
• M16: 15,291,146 km (0.05 R)
• M17: 16,119,919 km (0.075 R)
• M18: 17,384,918 km (0.115 R)
• M19: 19,589,692 km (0.078 R)
• M20: 21,029,870 km (0.088 R)
• M21: 23,445,876 km (0.037 R)
• M22: 24,634,581 km (0.025 R)
• M23: 28,537,290 km (0.081 R)
• M24: 29,016,302 km (0.117 R)
• M25: 30,785,447 km (0.084 R)
• M26: 38,236,318 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.1

Radius: 11.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.75 AU - 12.31 AU

Year: 13955 Days

Day: 9.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 103,917,793 km

• M1: 151,393 km (0.086 R)
• M2: 902,674 km (0.074 R)
• M3: 1,621,791 km (0.116 R)
• M4: 2,046,349 km (0.041 R)
• M5: 2,693,061 km (0.063 R)
• M6: 3,420,855 km (0.053 R)
• M7: 4,216,266 km (0.115 R)
• M8: 5,301,300 km (0.09 R)
• M9: 6,643,791 km (0.093 R)
• M10: 7,971,472 km (0.111 R)
• M11: 8,578,092 km (0.075 R)
• M12: 9,417,635 km (0.11 R)
• M13: 10,918,700 km (0.089 R)
• M14: 14,800,914 km (0.1 R)
• M15: 15,574,485 km (0.083 R)
• M16: 18,376,004 km (0.101 R)
• M17: 20,881,768 km (0.071 R)
• M18: 22,035,168 km (0.084 R)
• M19: 23,044,056 km (0.032 R)
• M20: 23,418,350 km (0.087 R)
• M21: 24,275,546 km (0.07 R)
• M22: 25,252,420 km (0.039 R)
• M23: 26,357,050 km (0.115 R)
• M24: 34,396,440 km (0.114 R)
• M25: 36,889,638 km (0.089 R)
• M26: 37,402,310 km (0.096 R)
• M27: 40,579,170 km (0.071 R)
• M28: 41,815,447 km (0.114 R)
• M29: 42,233,124 km (0.116 R)
• M30: 44,218,887 km (0.102 R)
• M31: 51,023,495 km (0.104 R)
• M32: 55,256,816 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.8

Radius: 11.5

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 9.96 AU - 13.8 AU

Year: 14596 Days

Day: 12.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 103,917,793 km

• M1: 147,354 km (0.11 R)
• M2: 906,413 km (0.077 R)
• M3: 7,302,171 km (0.035 R)
• M4: 9,567,831 km (0.064 R)
• M5: 10,443,727 km (0.108 R)
• M6: 11,165,985 km (0.09 R)
• M7: 11,665,642 km (0.095 R)
• M8: 12,050,108 km (0.104 R)
• M9: 12,844,772 km (0.032 R)
• M10: 19,715,204 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.1

Radius: 4.1

Gravity: 23.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 14.28 AU - 20.8 AU

Year: 26184 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 103,917,793 km

• M1: 51,013 km (0.116 R)
• M2: 184,753 km (0.077 R)
• M3: 343,178 km (0.078 R)
• M4: 833,111 km (0.075 R)
• M5: 969,544 km (0.105 R)
• M6: 1,638,097 km (0.089 R)
• M7: 2,299,918 km (0.111 R)
• M8: 2,666,432 km (0.114 R)
• M9: 3,721,995 km (0.043 R)
• M10: 6,884,344 km (0.074 R)
• M11: 9,207,151 km (0.119 R)
• M12: 12,406,451 km (0.072 R)
• M13: 13,884,926 km (0.11 R)
• M14: 14,552,881 km (0.083 R)
• M15: 14,933,159 km (0.108 R)
• M16: 20,687,291 km (0.09 R)
• M17: 21,853,407 km (0.119 R)
• M18: 22,151,555 km (0.096 R)
• M19: 25,393,790 km (0.09 R)
• M20: 32,026,660 km (0.085 R)
• M21: 38,702,764 km (0.105 R)
• M22: 38,993,433 km (0.118 R)
• M23: 47,733,689 km (0.097 R)
• M24: 49,079,920 km (0.101 R)
• M25: 50,972,183 km (0.1 R)
• M26: 58,644,011 km (0.089 R)
• M27: 59,412,495 km (0.082 R)
• M28: 61,956,108 km (0.083 R)
• M29: 64,367,775 km (0.046 R)
• M30: 66,424,596 km (0.084 R)
• M31: 69,163,584 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.5

Radius: 6.1

Gravity: 19.82 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 17.73 AU - 21.33 AU

Year: 30764 Days

Day: 22.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 103,917,793 km

• M1: 76,295 km (0.116 R)
• M2: 269,127 km (0.078 R)
• M3: 542,292 km (0.031 R)
• M4: 1,355,806 km (0.047 R)
• M5: 3,199,450 km (0.11 R)
• M6: 4,085,667 km (0.076 R)
• M7: 4,490,030 km (0.085 R)
• M8: 4,682,413 km (0.098 R)
• M9: 6,672,065 km (0.037 R)
• M10: 7,076,727 km (0.053 R)
• M11: 7,285,267 km (0.119 R)
• M12: 8,217,411 km (0.11 R)
• M13: 9,103,629 km (0.106 R)
• M14: 9,350,465 km (0.103 R)
• M15: 9,792,976 km (0.037 R)
• M16: 10,926,030 km (0.092 R)
• M17: 12,143,757 km (0.116 R)
• M18: 25,064,525 km (0.114 R)
• M19: 26,165,116 km (0.099 R)
• M20: 29,390,446 km (0.042 R)
• M21: 29,930,046 km (0.069 R)
• M22: 35,237,629 km (0.058 R)
• M23: 36,617,370 km (0.104 R)
• M24: 38,192,187 km (0.085 R)
• M25: 44,059,714 km (0.092 R)
• M26: 46,020,793 km (0.108 R)
• M27: 48,225,716 km (0.108 R)
• M28: 56,497,132 km (0.117 R)
• M29: 60,097,504 km (0.105 R)
• M30: 62,506,778 km (0.091 R)
• M31: 63,622,927 km (0.107 R)
• M32: 73,775,836 km (0.097 R)
• M33: 76,536,215 km (0.094 R)
• M34: 79,104,661 km (0.104 R)
• M35: 84,412,843 km (0.117 R)
• M36: 88,266,484 km (0.088 R)
• M37: 93,101,786 km (0.1 R)
• M38: 96,322,778 km (0.062 R)
• M39: 100,833,602 km (0.113 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 13,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit