🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.38 AU - 0.62 AU

Year: 225 Days

Day: 42.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.4

Radius: 12.4

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.81 AU - 0.93 AU

Year: 516 Days

Day: 11.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 178 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,420,409 km

• M1: 154,235 km (0.089 R)
• M2: 566,677 km (0.109 R)
• M3: 1,081,443 km (0.11 R)
• M4: 1,496,876 km (0.118 R)
• M5: 1,976,337 km (0.096 R)
• M6: 2,728,665 km (0.105 R)

Asteroid Belt

Center: 1.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.1

Radius: 13.9

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.53 AU - 2.55 AU

Year: 1853 Days

Day: 14.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,420,409 km

• M1: 173,384 km (0.111 R)
• M2: 635,791 km (0.034 R)
• M3: 1,179,878 km (0.059 R)
• M4: 1,628,822 km (0.045 R)
• M5: 2,451,460 km (0.07 R)
• M6: 2,890,829 km (0.072 R)
• M7: 3,417,115 km (0.078 R)
• M8: 3,858,129 km (0.065 R)
• M9: 5,677,389 km (0.099 R)
• M10: 6,456,794 km (0.092 R)
• M11: 7,479,146 km (0.049 R)
• M12: 7,953,520 km (0.117 R)
• M13: 8,638,828 km (0.055 R)
• M14: 9,228,393 km (0.056 R)
• M15: 10,092,022 km (0.081 R)
• M16: 10,895,811 km (0.062 R)
• M17: 13,263,497 km (0.119 R)
• M18: 14,318,461 km (0.039 R)
• M19: 15,714,957 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662

Radius: 10.9

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.79 AU - 2.69 AU

Year: 2132 Days

Day: 6.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,420,409 km

• M1: 135,536 km (0.028 R)
• M2: 579,542 km (0.088 R)
• M3: 1,225,356 km (0.085 R)
• M4: 1,593,965 km (0.104 R)
• M5: 2,521,622 km (0.059 R)
• M6: 3,563,272 km (0.111 R)
• M7: 5,226,202 km (0.106 R)
• M8: 5,718,528 km (0.037 R)
• M9: 6,267,253 km (0.117 R)
• M10: 8,951,787 km (0.085 R)
• M11: 9,418,682 km (0.088 R)
• M12: 10,007,350 km (0.066 R)
• M13: 10,546,949 km (0.051 R)
• M14: 16,215,811 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.7

Radius: 12.6

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.5 AU - 2.86 AU

Year: 2790 Days

Day: 5.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,420,409 km

• M1: 180,864 km (0.055 R)
• M2: 614,698 km (0.088 R)
• M3: 1,149,211 km (0.058 R)
• M4: 1,646,175 km (0.051 R)
• M5: 2,328,790 km (0.112 R)
• M6: 3,018,436 km (0.112 R)
• M7: 3,760,142 km (0.087 R)
• M8: 4,712,782 km (0.105 R)
• M9: 5,528,090 km (0.098 R)
• M10: 6,940,294 km (0.058 R)
• M11: 8,510,174 km (0.099 R)
• M12: 9,416,139 km (0.074 R)
• M13: 10,186,269 km (0.083 R)
• M14: 14,988,211 km (0.051 R)
• M15: 15,507,315 km (0.099 R)
• M16: 16,581,578 km (0.105 R)
• M17: 17,993,632 km (0.098 R)
• M18: 19,668,530 km (0.096 R)
• M19: 21,905,467 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550

Radius: 14.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.49 AU - 4.49 AU

Year: 6049 Days

Day: 10.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,420,409 km

• M1: 175,329 km (0.103 R)
• M2: 924,515 km (0.107 R)
• M3: 1,454,241 km (0.077 R)
• M4: 2,012,091 km (0.106 R)
• M5: 2,506,512 km (0.117 R)
• M6: 4,256,658 km (0.085 R)
• M7: 5,419,183 km (0.062 R)
• M8: 6,422,685 km (0.057 R)
• M9: 6,952,262 km (0.12 R)
• M10: 8,918,576 km (0.037 R)
• M11: 9,749,443 km (0.115 R)
• M12: 10,272,287 km (0.07 R)
• M13: 11,091,785 km (0.052 R)
• M14: 11,565,711 km (0.095 R)
• M15: 12,201,950 km (0.12 R)
• M16: 14,086,734 km (0.084 R)
• M17: 16,158,664 km (0.095 R)
• M18: 16,768,725 km (0.025 R)
• M19: 19,363,799 km (0.052 R)
• M20: 20,191,973 km (0.038 R)
• M21: 21,845,328 km (0.102 R)
• M22: 22,516,125 km (0.115 R)
• M23: 27,260,322 km (0.068 R)
• M24: 28,125,596 km (0.083 R)
• M25: 31,770,848 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506

Radius: 8.7

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.94 AU - 6.9 AU

Year: 9158 Days

Day: 9.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,420,409 km

• M1: 109,057 km (0.118 R)
• M2: 1,586,186 km (0.045 R)
• M3: 1,885,681 km (0.104 R)
• M4: 2,815,582 km (0.034 R)
• M5: 3,821,926 km (0.088 R)
• M6: 4,786,533 km (0.037 R)
• M7: 5,141,679 km (0.085 R)
• M8: 9,868,224 km (0.075 R)
• M9: 12,201,801 km (0.104 R)
• M10: 12,810,066 km (0.11 R)
• M11: 16,093,141 km (0.097 R)
• M12: 17,301,592 km (0.073 R)
• M13: 17,857,797 km (0.043 R)
• M14: 22,909,568 km (0.105 R)
• M15: 29,719,562 km (0.117 R)
• M16: 30,116,595 km (0.095 R)
• M17: 36,052,937 km (0.115 R)
• M18: 36,391,328 km (0.063 R)
• M19: 37,882,220 km (0.115 R)
• M20: 38,701,717 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.6

Radius: 7

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.57 AU - 7.27 AU

Year: 10343 Days

Day: 20.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,420,409 km

• M1: 87,515 km (0.051 R)
• M2: 388,805 km (0.061 R)
• M3: 892,351 km (0.045 R)
• M4: 1,681,779 km (0.114 R)
• M5: 3,271,556 km (0.111 R)
• M6: 4,824,232 km (0.118 R)
• M7: 6,930,121 km (0.036 R)
• M8: 7,347,799 km (0.079 R)
• M9: 8,701,959 km (0.12 R)
• M10: 9,692,296 km (0.102 R)
• M11: 10,599,308 km (0.062 R)
• M12: 10,874,269 km (0.065 R)
• M13: 15,946,535 km (0.117 R)
• M14: 16,621,670 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.3

Radius: 4.4

Gravity: 12.41 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.49 AU - 9.15 AU

Year: 12592 Days

Day: 20.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,420,409 km

• M1: 147,354 km (0.088 R)
• M2: 379,231 km (0.031 R)
• M3: 605,722 km (0.108 R)
• M4: 1,574,817 km (0.114 R)
• M5: 2,536,581 km (0.054 R)
• M6: 3,034,144 km (0.112 R)
• M7: 4,545,681 km (0.086 R)
• M8: 5,276,616 km (0.041 R)
• M9: 6,675,955 km (0.044 R)
• M10: 7,656,269 km (0.054 R)
• M11: 10,716,593 km (0.094 R)
• M12: 11,320,819 km (0.117 R)
• M13: 11,788,761 km (0.056 R)
• M14: 13,326,926 km (0.117 R)
• M15: 16,463,694 km (0.092 R)
• M16: 20,437,612 km (0.098 R)
• M17: 22,320,302 km (0.074 R)
• M18: 27,806,355 km (0.119 R)
• M19: 28,371,386 km (0.073 R)
• M20: 28,561,375 km (0.09 R)
• M21: 29,524,337 km (0.071 R)
• M22: 36,653,573 km (0.096 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 15,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit