🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.52 AU - 0.6 AU

Year: 266 Days

Day: 37 Hours

Environment

Temp: -133 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,688,690 km

• M1: 307,723 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.8

Radius: 8.8

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.77 AU - 0.87 AU

Year: 472 Days

Day: 9.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,688,690 km

• M1: 110,702 km (0.1 R)
• M2: 540,048 km (0.104 R)
• M3: 918,531 km (0.05 R)
• M4: 1,843,943 km (0.09 R)
• M5: 2,500,977 km (0.115 R)
• M6: 2,791,347 km (0.079 R)
• M7: 3,092,786 km (0.052 R)
• M8: 4,102,722 km (0.111 R)
• M9: 4,390,249 km (0.101 R)
• M10: 4,989,987 km (0.112 R)
• M11: 5,301,300 km (0.108 R)
• M12: 6,466,518 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 9.8

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.2 AU - 1.72 AU

Year: 1122 Days

Day: 5.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,688,690 km

• M1: 122,072 km (0.101 R)
• M2: 460,313 km (0.102 R)
• M3: 821,741 km (0.1 R)
• M4: 1,164,021 km (0.097 R)
• M5: 1,853,966 km (0.118 R)
• M6: 2,215,245 km (0.09 R)
• M7: 2,550,344 km (0.119 R)
• M8: 2,919,402 km (0.063 R)
• M9: 3,450,325 km (0.095 R)
• M10: 3,820,730 km (0.046 R)
• M11: 4,173,930 km (0.03 R)
• M12: 4,487,338 km (0.11 R)
• M13: 5,418,884 km (0.068 R)
• M14: 5,866,032 km (0.112 R)
• M15: 6,279,670 km (0.102 R)
• M16: 6,916,209 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.9

Radius: 14

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.66 AU - 2.48 AU

Year: 1894 Days

Day: 6.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,688,690 km

• M1: 174,132 km (0.088 R)
• M2: 650,601 km (0.108 R)
• M3: 1,612,067 km (0.067 R)
• M4: 3,930,385 km (0.085 R)
• M5: 5,180,425 km (0.101 R)
• M6: 6,218,035 km (0.063 R)
• M7: 7,166,636 km (0.116 R)
• M8: 7,999,148 km (0.076 R)
• M9: 16,022,830 km (0.025 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.1

Radius: 11.9

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.15 AU - 2.21 AU

Year: 2047 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,688,690 km

• M1: 147,952 km (0.074 R)
• M2: 751,281 km (0.084 R)
• M3: 1,237,474 km (0.113 R)
• M4: 2,272,691 km (0.11 R)
• M5: 2,784,465 km (0.054 R)
• M6: 3,271,705 km (0.034 R)
• M7: 4,178,418 km (0.092 R)
• M8: 5,867,976 km (0.091 R)
• M9: 6,921,445 km (0.1 R)
• M10: 7,464,186 km (0.089 R)
• M11: 8,635,238 km (0.03 R)
• M12: 9,818,707 km (0.093 R)
• M13: 11,069,046 km (0.041 R)
• M14: 13,486,398 km (0.083 R)
• M15: 14,108,126 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.5

Radius: 12.7

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.36 AU - 2.54 AU

Year: 2438 Days

Day: 7.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,688,690 km

• M1: 157,975 km (0.106 R)
• M2: 615,595 km (0.116 R)
• M3: 1,257,221 km (0.059 R)
• M4: 1,724,564 km (0.064 R)
• M5: 2,294,682 km (0.056 R)
• M6: 2,858,666 km (0.03 R)
• M7: 3,368,046 km (0.092 R)
• M8: 4,267,578 km (0.045 R)
• M9: 6,042,856 km (0.112 R)
• M10: 6,626,288 km (0.063 R)
• M11: 7,095,876 km (0.04 R)
• M12: 8,102,071 km (0.113 R)
• M13: 8,502,993 km (0.114 R)
• M14: 9,674,943 km (0.087 R)
• M15: 10,632,369 km (0.062 R)
• M16: 11,113,925 km (0.077 R)
• M17: 11,991,616 km (0.096 R)
• M18: 16,390,691 km (0.103 R)
• M19: 18,144,127 km (0.106 R)
• M20: 19,007,905 km (0.109 R)
• M21: 20,631,342 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.7

Radius: 14.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.46 AU - 3.52 AU

Year: 3287 Days

Day: 12.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,688,690 km

• M1: 187,596 km (0.097 R)
• M2: 649,105 km (0.082 R)
• M3: 1,192,594 km (0.102 R)
• M4: 4,234,517 km (0.08 R)
• M5: 4,800,147 km (0.11 R)
• M6: 5,339,447 km (0.084 R)
• M7: 5,973,892 km (0.112 R)
• M8: 6,540,718 km (0.085 R)
• M9: 6,989,213 km (0.118 R)
• M10: 10,287,696 km (0.068 R)
• M11: 11,146,687 km (0.116 R)
• M12: 15,432,367 km (0.119 R)
• M13: 20,646,301 km (0.102 R)
• M14: 22,482,166 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.7

Radius: 10.1

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.34 AU - 5.74 AU

Year: 8291 Days

Day: 6.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 24,688,690 km

• M1: 125,662 km (0.088 R)
• M2: 443,558 km (0.062 R)
• M3: 1,248,394 km (0.1 R)
• M4: 1,633,758 km (0.082 R)
• M5: 1,970,503 km (0.109 R)
• M6: 2,389,527 km (0.074 R)
• M7: 3,864,861 km (0.101 R)
• M8: 5,018,111 km (0.037 R)
• M9: 6,493,744 km (0.085 R)
• M10: 6,931,917 km (0.085 R)
• M11: 7,586,407 km (0.094 R)
• M12: 8,323,775 km (0.112 R)
• M13: 8,753,719 km (0.06 R)
• M14: 9,472,238 km (0.026 R)
• M15: 10,181,332 km (0.078 R)
• M16: 11,388,736 km (0.105 R)
• M17: 13,259,308 km (0.079 R)
• M18: 18,094,162 km (0.117 R)
• M19: 20,707,188 km (0.108 R)
• M20: 21,099,882 km (0.048 R)
• M21: 21,577,698 km (0.061 R)
• M22: 23,732,505 km (0.051 R)
• M23: 24,249,366 km (0.114 R)
• M24: 27,604,697 km (0.057 R)
• M25: 28,080,717 km (0.108 R)
• M26: 29,640,574 km (0.036 R)
• M27: 31,052,180 km (0.08 R)
• M28: 36,346,448 km (0.082 R)
• M29: 38,433,339 km (0.044 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.5

Radius: 5.4

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.72 AU - 8.02 AU

Year: 14038 Days

Day: 17.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,688,690 km

• M1: 74,500 km (0.113 R)
• M2: 273,166 km (0.11 R)
• M3: 573,708 km (0.12 R)
• M4: 1,001,109 km (0.109 R)
• M5: 1,264,401 km (0.076 R)
• M6: 1,727,107 km (0.094 R)
• M7: 2,824,258 km (0.065 R)
• M8: 4,119,028 km (0.084 R)
• M9: 4,675,083 km (0.113 R)
• M10: 5,683,373 km (0.066 R)
• M11: 6,223,720 km (0.064 R)
• M12: 7,774,901 km (0.084 R)
• M13: 15,241,330 km (0.028 R)
• M14: 15,947,432 km (0.11 R)
• M15: 23,957,351 km (0.067 R)
• M16: 24,467,779 km (0.078 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 16,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit