🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.94 AU - 1 AU

Year: 339 Days

Day: 12.8 Hours

Environment

Temp: 104 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.03 AU - 1.41 AU

Year: 478 Days

Day: 21.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 161.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.15 AU - 1.75 AU

Year: 619 Days

Day: 31.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,182,071 km

• M1: 64,925 km (0.074 R)
• M2: 219,909 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.3 AU - 1.7 AU

Year: 652 Days

Day: 36 Hours

Environment

Temp: 3 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.92 AU - 2.12 AU

Year: 1019 Days

Day: 45.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,182,071 km

• M1: 751,281 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.87 AU - 2.65 AU

Year: 1205 Days

Day: 17.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,182,071 km

• M1: 615,745 km (0.075 R)

Asteroid Belt

Center: 4.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.7

Radius: 8.3

Gravity: 12.77 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.16 AU - 7.42 AU

Year: 5596 Days

Day: 11.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,182,071 km

• M1: 103,522 km (0.064 R)
• M2: 667,805 km (0.097 R)
• M3: 1,133,952 km (0.117 R)
• M4: 1,477,578 km (0.096 R)
• M5: 1,948,811 km (0.093 R)
• M6: 2,378,008 km (0.068 R)
• M7: 2,679,896 km (0.06 R)
• M8: 3,149,634 km (0.115 R)
• M9: 4,253,815 km (0.107 R)
• M10: 6,810,144 km (0.102 R)
• M11: 8,269,471 km (0.036 R)
• M12: 8,675,031 km (0.058 R)
• M13: 11,946,587 km (0.119 R)
• M14: 15,774,198 km (0.12 R)
• M15: 17,563,538 km (0.073 R)
• M16: 17,963,862 km (0.11 R)
• M17: 18,644,532 km (0.082 R)
• M18: 23,015,932 km (0.105 R)
• M19: 23,334,874 km (0.08 R)
• M20: 24,723,442 km (0.116 R)
• M21: 31,708,017 km (0.037 R)
• M22: 32,401,552 km (0.119 R)
• M23: 33,105,111 km (0.043 R)
• M24: 34,127,762 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.4

Radius: 8.7

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.99 AU - 9.91 AU

Year: 7952 Days

Day: 13.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,182,071 km

• M1: 108,159 km (0.112 R)
• M2: 794,365 km (0.091 R)
• M3: 1,070,074 km (0.118 R)
• M4: 1,504,356 km (0.034 R)
• M5: 2,174,555 km (0.084 R)
• M6: 2,449,366 km (0.114 R)
• M7: 2,784,166 km (0.116 R)
• M8: 3,312,845 km (0.088 R)
• M9: 4,071,904 km (0.078 R)
• M10: 4,648,006 km (0.085 R)
• M11: 6,705,725 km (0.073 R)
• M12: 9,475,230 km (0.032 R)
• M13: 9,775,622 km (0.08 R)
• M14: 10,395,257 km (0.041 R)
• M15: 13,244,947 km (0.045 R)
• M16: 13,783,948 km (0.083 R)
• M17: 14,848,337 km (0.104 R)
• M18: 16,270,115 km (0.104 R)
• M19: 18,972,900 km (0.099 R)
• M20: 20,644,656 km (0.111 R)
• M21: 21,590,114 km (0.08 R)
• M22: 22,336,907 km (0.062 R)
• M23: 23,023,561 km (0.087 R)
• M24: 25,086,217 km (0.037 R)
• M25: 28,406,990 km (0.08 R)
• M26: 29,303,381 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.2

Radius: 6.5

Gravity: 14.35 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 10.16 AU - 16.8 AU

Year: 17558 Days

Day: 19.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 83,182,071 km

• M1: 93,947 km (0.105 R)
• M2: 755,020 km (0.114 R)
• M3: 1,138,739 km (0.113 R)
• M4: 1,712,297 km (0.084 R)
• M5: 3,414,721 km (0.082 R)
• M6: 5,252,531 km (0.07 R)
• M7: 6,015,630 km (0.068 R)
• M8: 7,341,067 km (0.104 R)
• M9: 7,712,518 km (0.118 R)
• M10: 8,342,924 km (0.097 R)
• M11: 8,954,629 km (0.092 R)
• M12: 9,650,708 km (0.104 R)
• M13: 10,439,987 km (0.12 R)
• M14: 10,909,874 km (0.098 R)
• M15: 11,332,487 km (0.104 R)
• M16: 11,578,875 km (0.065 R)
• M17: 12,274,954 km (0.102 R)
• M18: 13,819,851 km (0.062 R)
• M19: 14,748,106 km (0.116 R)
• M20: 16,256,501 km (0.054 R)
• M21: 16,649,196 km (0.063 R)
• M22: 17,782,100 km (0.104 R)
• M23: 20,200,649 km (0.099 R)
• M24: 22,635,055 km (0.088 R)
• M25: 26,426,613 km (0.115 R)
• M26: 26,751,390 km (0.069 R)
• M27: 27,298,619 km (0.093 R)
• M28: 29,100,077 km (0.108 R)
• M29: 30,621,039 km (0.106 R)
• M30: 36,561,720 km (0.117 R)
• M31: 37,235,658 km (0.08 R)
• M32: 38,331,014 km (0.067 R)
• M33: 40,156,556 km (0.067 R)
• M34: 40,873,878 km (0.117 R)
• M35: 44,283,962 km (0.076 R)
• M36: 53,369,938 km (0.048 R)
• M37: 55,998,821 km (0.091 R)
• M38: 57,980,694 km (0.112 R)
• M39: 58,529,269 km (0.087 R)
• M40: 60,382,637 km (0.113 R)
• M41: 65,383,993 km (0.058 R)
• M42: 66,177,161 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.7

Radius: 5.1

Gravity: 28.86 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 15.29 AU - 15.89 AU

Year: 21838 Days

Day: 15.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,182,071 km

• M1: 64,177 km (0.116 R)
• M2: 233,672 km (0.095 R)
• M3: 708,645 km (0.085 R)
• M4: 1,061,546 km (0.076 R)
• M5: 1,441,675 km (0.025 R)
• M6: 3,160,405 km (0.096 R)
• M7: 5,108,618 km (0.081 R)
• M8: 6,534,585 km (0.104 R)
• M9: 7,192,217 km (0.118 R)
• M10: 7,437,408 km (0.107 R)
• M11: 8,153,832 km (0.116 R)
• M12: 10,083,644 km (0.092 R)
• M13: 12,368,004 km (0.099 R)
• M14: 16,618,678 km (0.081 R)
• M15: 26,429,905 km (0.03 R)
• M16: 36,120,107 km (0.11 R)
• M17: 38,009,827 km (0.12 R)
• M18: 44,399,900 km (0.077 R)
• M19: 48,280,020 km (0.106 R)
• M20: 56,129,121 km (0.09 R)
• M21: 64,998,180 km (0.096 R)
• M22: 72,231,237 km (0.09 R)
• M23: 77,816,025 km (0.103 R)
• M24: 80,713,437 km (0.074 R)
• M25: 82,933,020 km (0.097 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 19,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit