🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.94 AU - 1.2 AU

Year: 391 Days

Day: 24.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 137.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,452,797 km

• M1: 202,705 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.03 AU - 1.37 AU

Year: 464 Days

Day: 33.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,452,797 km

• M1: 54,454 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.64 AU - 2.5 AU

Year: 1052 Days

Day: 42.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,452,797 km

• M1: 36,502 km (0.025 R)
• M2: 54,454 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.16 AU - 2.48 AU

Year: 1248 Days

Day: 14.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,452,797 km

• M1: 166,353 km (0.049 R)
• M2: 910,453 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.52 AU - 3.78 AU

Year: 2462 Days

Day: 36.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.78 AU - 4.76 AU

Year: 3116 Days

Day: 14.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,452,797 km

• M1: 147,055 km (0.077 R)
• M2: 281,543 km (0.092 R)

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.3

Radius: 9.8

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.81 AU - 7.49 AU

Year: 6055 Days

Day: 5 Hours

Environment

Temp: -140 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,452,797 km

• M1: 121,922 km (0.119 R)
• M2: 441,613 km (0.064 R)
• M3: 919,129 km (0.111 R)
• M4: 1,431,352 km (0.093 R)
• M5: 2,272,541 km (0.083 R)
• M6: 3,326,009 km (0.101 R)
• M7: 3,828,658 km (0.076 R)
• M8: 4,460,709 km (0.047 R)
• M9: 4,788,029 km (0.087 R)
• M10: 5,102,185 km (0.11 R)
• M11: 5,460,771 km (0.054 R)
• M12: 5,900,140 km (0.066 R)
• M13: 9,356,150 km (0.109 R)
• M14: 10,125,382 km (0.119 R)
• M15: 12,524,932 km (0.029 R)
• M16: 14,676,000 km (0.057 R)
• M17: 15,838,974 km (0.087 R)
• M18: 17,261,051 km (0.089 R)
• M19: 19,551,245 km (0.083 R)
• M20: 19,915,067 km (0.043 R)
• M21: 22,193,742 km (0.067 R)
• M22: 22,910,016 km (0.11 R)
• M23: 26,546,292 km (0.119 R)
• M24: 28,922,205 km (0.107 R)
• M25: 30,355,652 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.9

Radius: 13.2

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.98 AU - 9.56 AU

Year: 7648 Days

Day: 13.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,452,797 km

• M1: 164,707 km (0.086 R)
• M2: 795,262 km (0.079 R)
• M3: 1,256,473 km (0.119 R)
• M4: 1,686,566 km (0.088 R)
• M5: 2,189,066 km (0.106 R)
• M6: 3,483,835 km (0.114 R)
• M7: 4,399,823 km (0.054 R)
• M8: 5,602,590 km (0.067 R)
• M9: 6,618,060 km (0.078 R)
• M10: 8,578,690 km (0.06 R)
• M11: 9,348,820 km (0.081 R)
• M12: 10,446,719 km (0.086 R)
• M13: 11,069,195 km (0.097 R)
• M14: 17,090,360 km (0.12 R)
• M15: 20,406,496 km (0.057 R)
• M16: 20,987,384 km (0.05 R)
• M17: 22,590,176 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.6

Radius: 7.4

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.64 AU - 17.02 AU

Year: 22239 Days

Day: 20.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,452,797 km

• M1: 94,995 km (0.034 R)
• M2: 702,512 km (0.062 R)
• M3: 1,269,787 km (0.044 R)
• M4: 2,347,490 km (0.063 R)
• M5: 2,626,191 km (0.067 R)
• M6: 2,927,032 km (0.097 R)
• M7: 3,658,416 km (0.11 R)
• M8: 4,647,258 km (0.077 R)
• M9: 6,998,637 km (0.033 R)
• M10: 8,244,039 km (0.041 R)
• M11: 11,361,360 km (0.038 R)
• M12: 13,289,377 km (0.099 R)
• M13: 15,911,529 km (0.083 R)
• M14: 17,692,791 km (0.083 R)
• M15: 21,546,282 km (0.105 R)
• M16: 25,698,521 km (0.116 R)
• M17: 29,111,147 km (0.115 R)
• M18: 34,297,257 km (0.11 R)
• M19: 35,683,879 km (0.113 R)
• M20: 36,963,390 km (0.12 R)
• M21: 39,463,021 km (0.113 R)
• M22: 39,915,554 km (0.061 R)
• M23: 48,147,925 km (0.071 R)
• M24: 53,482,884 km (0.106 R)
• M25: 55,912,204 km (0.093 R)
• M26: 68,950,855 km (0.049 R)
• M27: 70,489,021 km (0.075 R)
• M28: 76,169,701 km (0.076 R)
• M29: 77,577,117 km (0.067 R)
• M30: 79,240,795 km (0.117 R)

Asteroid Belt

Center: 16.87 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.7

Radius: 3.8

Gravity: 26.92 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 17.13 AU - 18.67 AU

Year: 26741 Days

Day: 25 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,452,797 km

• M1: 47,572 km (0.106 R)
• M2: 169,644 km (0.037 R)
• M3: 409,599 km (0.073 R)
• M4: 649,404 km (0.078 R)
• M5: 1,064,389 km (0.117 R)
• M6: 1,284,597 km (0.116 R)
• M7: 3,130,485 km (0.048 R)
• M8: 3,641,811 km (0.081 R)
• M9: 3,793,204 km (0.067 R)
• M10: 4,684,957 km (0.066 R)
• M11: 5,547,837 km (0.053 R)
• M12: 6,644,988 km (0.108 R)
• M13: 6,825,702 km (0.071 R)
• M14: 7,197,004 km (0.055 R)
• M15: 8,184,200 km (0.09 R)
• M16: 11,812,996 km (0.083 R)
• M17: 13,393,497 km (0.112 R)
• M18: 13,827,930 km (0.119 R)
• M19: 19,061,461 km (0.073 R)
• M20: 22,618,151 km (0.08 R)
• M21: 25,918,878 km (0.086 R)
• M22: 29,284,382 km (0.106 R)
• M23: 30,015,317 km (0.116 R)
• M24: 31,260,270 km (0.038 R)
• M25: 32,409,930 km (0.08 R)
• M26: 42,950,147 km (0.117 R)
• M27: 45,657,420 km (0.084 R)
• M28: 47,135,596 km (0.115 R)
• M29: 52,293,132 km (0.119 R)
• M30: 53,910,734 km (0.107 R)
• M31: 56,305,796 km (0.064 R)
• M32: 57,245,420 km (0.087 R)
• M33: 59,737,571 km (0.04 R)
• M34: 59,932,198 km (0.078 R)
• M35: 65,970,118 km (0.1 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 17,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit