🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.39 AU - 0.65 AU

Year: 138 Days

Day: 19.7 Hours

Environment

Temp: 175 °C

Axial Tilt: 8.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.93 AU - 1.37 AU

Year: 453 Days

Day: 19.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 100,737,593 km

• M1: 498,909 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.06 AU - 1.66 AU

Year: 582 Days

Day: 28.7 Hours

Environment

Temp: -28 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2 AU - 2.5 AU

Year: 1239 Days

Day: 45.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,737,593 km

• M1: 1,035,367 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.35 AU - 2.85 AU

Year: 1539 Days

Day: 47.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.66 AU - 4.72 AU

Year: 3148 Days

Day: 39.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,737,593 km

• M1: 723,605 km (0.066 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.45 AU - 4.67 AU

Year: 3575 Days

Day: 30.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.6

Radius: 9.9

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.33 AU - 5.51 AU

Year: 4632 Days

Day: 11.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 100,737,593 km

• M1: 123,119 km (0.1 R)
• M2: 491,429 km (0.098 R)
• M3: 864,825 km (0.049 R)
• M4: 1,283,999 km (0.101 R)
• M5: 1,957,488 km (0.088 R)
• M6: 2,559,620 km (0.071 R)
• M7: 3,261,533 km (0.073 R)
• M8: 4,585,474 km (0.079 R)
• M9: 5,071,368 km (0.11 R)
• M10: 6,422,087 km (0.092 R)
• M11: 7,926,742 km (0.107 R)
• M12: 8,627,908 km (0.062 R)
• M13: 9,694,840 km (0.093 R)
• M14: 10,153,955 km (0.095 R)
• M15: 11,572,143 km (0.062 R)
• M16: 12,232,618 km (0.118 R)
• M17: 12,572,055 km (0.029 R)
• M18: 13,017,857 km (0.084 R)
• M19: 13,941,026 km (0.03 R)
• M20: 14,364,986 km (0.116 R)
• M21: 15,072,434 km (0.102 R)
• M22: 17,092,604 km (0.1 R)
• M23: 19,483,627 km (0.071 R)
• M24: 26,988,353 km (0.036 R)
• M25: 27,481,727 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.9

Radius: 7.9

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.85 AU - 15.25 AU

Year: 20374 Days

Day: 15.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 100,737,593 km

• M1: 99,034 km (0.117 R)
• M2: 462,108 km (0.097 R)
• M3: 1,269,787 km (0.116 R)
• M4: 1,568,982 km (0.119 R)
• M5: 1,933,702 km (0.08 R)
• M6: 2,290,643 km (0.068 R)
• M7: 3,243,132 km (0.116 R)
• M8: 4,242,147 km (0.103 R)
• M9: 4,605,670 km (0.088 R)
• M10: 5,782,706 km (0.083 R)
• M11: 6,398,451 km (0.12 R)
• M12: 7,809,009 km (0.113 R)
• M13: 12,386,853 km (0.111 R)
• M14: 12,993,323 km (0.084 R)
• M15: 16,167,341 km (0.1 R)
• M16: 16,647,700 km (0.069 R)
• M17: 25,364,319 km (0.104 R)
• M18: 25,795,610 km (0.082 R)
• M19: 31,236,035 km (0.117 R)
• M20: 33,121,417 km (0.044 R)
• M21: 36,021,970 km (0.06 R)
• M22: 36,430,223 km (0.11 R)
• M23: 40,830,944 km (0.119 R)
• M24: 46,531,969 km (0.087 R)
• M25: 50,330,708 km (0.104 R)
• M26: 53,092,135 km (0.092 R)
• M27: 54,868,310 km (0.115 R)
• M28: 55,408,807 km (0.12 R)
• M29: 61,590,640 km (0.075 R)
• M30: 63,155,583 km (0.099 R)
• M31: 67,802,243 km (0.057 R)
• M32: 70,102,909 km (0.087 R)

Asteroid Belt

Center: 16.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.5

Radius: 4.4

Gravity: 42.64 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 14.43 AU - 21.33 AU

Year: 27754 Days

Day: 24.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 100,737,593 km

• M1: 54,902 km (0.065 R)
• M2: 196,123 km (0.077 R)
• M3: 361,728 km (0.07 R)
• M4: 622,477 km (0.059 R)
• M5: 1,743,862 km (0.11 R)
• M6: 2,125,786 km (0.095 R)
• M7: 2,587,295 km (0.049 R)
• M8: 2,939,598 km (0.081 R)
• M9: 4,870,607 km (0.113 R)
• M10: 5,321,795 km (0.038 R)
• M11: 5,755,628 km (0.054 R)
• M12: 6,027,149 km (0.105 R)
• M13: 8,003,935 km (0.069 R)
• M14: 8,573,005 km (0.114 R)
• M15: 10,777,031 km (0.059 R)
• M16: 11,899,912 km (0.11 R)
• M17: 13,332,013 km (0.106 R)
• M18: 15,385,991 km (0.067 R)
• M19: 18,214,139 km (0.116 R)
• M20: 19,800,924 km (0.09 R)
• M21: 23,588,891 km (0.094 R)
• M22: 25,350,257 km (0.107 R)
• M23: 27,323,602 km (0.078 R)
• M24: 31,573,229 km (0.064 R)
• M25: 34,146,761 km (0.077 R)
• M26: 38,741,211 km (0.117 R)
• M27: 40,688,676 km (0.108 R)
• M28: 41,019,437 km (0.119 R)
• M29: 42,360,582 km (0.082 R)
• M30: 43,557,963 km (0.113 R)
• M31: 43,904,133 km (0.083 R)
• M32: 45,307,211 km (0.12 R)
• M33: 46,921,073 km (0.114 R)
• M34: 47,284,745 km (0.099 R)
• M35: 53,959,054 km (0.103 R)
• M36: 84,215,224 km (0.099 R)
• M37: 96,567,819 km (0.093 R)
• M38: 98,043,602 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 11,043 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit