🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.41 AU - 0.65 AU

Year: 149 Days

Day: 27 Hours

Environment

Temp: 201 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.86 AU - 1.02 AU

Year: 351 Days

Day: 31.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.21 AU - 1.23 AU

Year: 519 Days

Day: 46.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.18 AU - 2.46 AU

Year: 1361 Days

Day: 16.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.57 AU - 3.85 AU

Year: 2214 Days

Day: 24.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.7

Radius: 14.3

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.58 AU - 6.66 AU

Year: 6558 Days

Day: 13.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,414,058 km

• M1: 179,218 km (0.118 R)
• M2: 735,573 km (0.12 R)
• M3: 1,443,470 km (0.099 R)
• M4: 2,107,385 km (0.061 R)
• M5: 3,983,642 km (0.067 R)
• M6: 5,009,285 km (0.086 R)
• M7: 5,971,049 km (0.094 R)
• M8: 7,620,815 km (0.111 R)
• M9: 8,260,794 km (0.093 R)
• M10: 9,154,941 km (0.1 R)
• M11: 12,498,154 km (0.096 R)
• M12: 15,614,278 km (0.12 R)
• M13: 22,116,699 km (0.07 R)
• M14: 29,737,813 km (0.108 R)
• M15: 30,724,261 km (0.098 R)
• M16: 34,027,532 km (0.097 R)
• M17: 35,764,961 km (0.071 R)
• M18: 38,596,999 km (0.08 R)
• M19: 39,180,879 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.4

Radius: 13.6

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.39 AU - 8.37 AU

Year: 7719 Days

Day: 7 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,414,058 km

• M1: 169,195 km (0.102 R)
• M2: 600,935 km (0.095 R)
• M3: 1,164,619 km (0.09 R)
• M4: 1,756,279 km (0.109 R)
• M5: 2,732,854 km (0.114 R)
• M6: 3,415,020 km (0.111 R)
• M7: 3,908,544 km (0.07 R)
• M8: 5,626,077 km (0.087 R)
• M9: 6,225,366 km (0.098 R)
• M10: 8,021,587 km (0.073 R)
• M11: 10,142,137 km (0.072 R)
• M12: 11,973,365 km (0.107 R)
• M13: 13,018,755 km (0.117 R)
• M14: 13,855,306 km (0.087 R)
• M15: 15,752,207 km (0.075 R)
• M16: 17,564,735 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.6

Radius: 6.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.84 AU - 13.36 AU

Year: 16205 Days

Day: 19.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 62 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,414,058 km

• M1: 86,168 km (0.06 R)
• M2: 497,413 km (0.091 R)
• M3: 752,776 km (0.103 R)
• M4: 1,001,558 km (0.071 R)
• M5: 3,360,567 km (0.112 R)
• M6: 4,644,565 km (0.109 R)
• M7: 5,371,760 km (0.109 R)
• M8: 6,502,720 km (0.094 R)
• M9: 6,961,687 km (0.091 R)
• M10: 7,911,932 km (0.106 R)
• M11: 8,434,926 km (0.085 R)
• M12: 11,361,061 km (0.12 R)
• M13: 14,852,525 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.1

Radius: 4.7

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 9.8 AU - 15.4 AU

Year: 17220 Days

Day: 16.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,414,058 km

• M1: 60,288 km (0.119 R)
• M2: 336,745 km (0.103 R)
• M3: 535,411 km (0.077 R)
• M4: 1,601,146 km (0.117 R)
• M5: 1,913,955 km (0.093 R)
• M6: 2,342,104 km (0.051 R)
• M7: 2,640,402 km (0.072 R)
• M8: 2,809,747 km (0.111 R)
• M9: 3,146,642 km (0.09 R)
• M10: 4,677,028 km (0.094 R)
• M11: 5,900,738 km (0.071 R)
• M12: 6,721,732 km (0.1 R)
• M13: 7,531,804 km (0.059 R)
• M14: 7,873,486 km (0.077 R)
• M15: 8,048,066 km (0.096 R)
• M16: 8,633,592 km (0.058 R)
• M17: 9,539,707 km (0.069 R)
• M18: 12,166,047 km (0.044 R)
• M19: 13,675,340 km (0.112 R)
• M20: 18,023,551 km (0.077 R)
• M21: 21,639,033 km (0.073 R)
• M22: 23,480,283 km (0.074 R)
• M23: 27,873,225 km (0.087 R)
• M24: 29,311,758 km (0.079 R)
• M25: 31,560,962 km (0.101 R)
• M26: 36,399,705 km (0.098 R)
• M27: 36,884,701 km (0.058 R)
• M28: 37,251,366 km (0.099 R)
• M29: 37,867,859 km (0.102 R)
• M30: 38,994,480 km (0.095 R)
• M31: 46,653,891 km (0.093 R)
• M32: 48,384,888 km (0.084 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 11,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit