🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.55 AU - 0.57 AU

Year: 149 Days

Day: 12.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.77 AU - 0.89 AU

Year: 270 Days

Day: 43.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.14 AU - 4.4 AU

Year: 2609 Days

Day: 45.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,756,480 km

• M1: 33,211 km (0.109 R)
• M2: 328,517 km (0.076 R)

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.9

Radius: 12.9

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.32 AU - 6.68 AU

Year: 5239 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,756,480 km

• M1: 160,519 km (0.027 R)
• M2: 752,178 km (0.112 R)
• M3: 1,472,641 km (0.088 R)
• M4: 1,946,119 km (0.12 R)
• M5: 2,452,507 km (0.108 R)
• M6: 3,482,938 km (0.107 R)
• M7: 3,961,202 km (0.07 R)
• M8: 4,696,326 km (0.058 R)
• M9: 5,967,758 km (0.069 R)
• M10: 8,067,215 km (0.042 R)
• M11: 8,710,635 km (0.095 R)
• M12: 9,492,733 km (0.027 R)
• M13: 12,204,493 km (0.067 R)
• M14: 15,444,933 km (0.064 R)
• M15: 16,539,840 km (0.086 R)
• M16: 18,115,405 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.3

Radius: 13.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.95 AU - 7.25 AU

Year: 6044 Days

Day: 10.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,756,480 km

• M1: 166,951 km (0.1 R)
• M2: 815,907 km (0.03 R)
• M3: 2,099,756 km (0.117 R)
• M4: 2,602,554 km (0.052 R)
• M5: 3,476,954 km (0.071 R)
• M6: 5,837,758 km (0.095 R)
• M7: 6,947,176 km (0.112 R)
• M8: 7,699,952 km (0.109 R)
• M9: 8,192,727 km (0.099 R)
• M10: 9,368,567 km (0.115 R)
• M11: 11,028,355 km (0.113 R)
• M12: 12,154,528 km (0.079 R)
• M13: 14,125,181 km (0.1 R)
• M14: 15,098,614 km (0.052 R)
• M15: 17,371,754 km (0.118 R)
• M16: 18,691,207 km (0.091 R)
• M17: 22,054,017 km (0.089 R)
• M18: 24,319,228 km (0.09 R)
• M19: 26,138,189 km (0.111 R)
• M20: 28,672,377 km (0.116 R)
• M21: 32,138,260 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.7

Radius: 8.6

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.39 AU - 9.11 AU

Year: 7690 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,756,480 km

• M1: 106,962 km (0.092 R)
• M2: 446,699 km (0.112 R)
• M3: 1,095,804 km (0.108 R)
• M4: 1,651,560 km (0.061 R)
• M5: 2,026,303 km (0.11 R)
• M6: 2,989,863 km (0.036 R)
• M7: 3,479,347 km (0.105 R)
• M8: 3,768,221 km (0.118 R)
• M9: 4,047,221 km (0.088 R)
• M10: 4,339,984 km (0.117 R)
• M11: 4,646,809 km (0.092 R)
• M12: 7,772,357 km (0.079 R)
• M13: 11,647,690 km (0.065 R)
• M14: 15,332,884 km (0.085 R)
• M15: 16,784,133 km (0.069 R)
• M16: 18,181,078 km (0.09 R)
• M17: 19,129,529 km (0.114 R)
• M18: 24,811,555 km (0.11 R)
• M19: 26,343,886 km (0.104 R)
• M20: 28,807,912 km (0.106 R)
• M21: 29,895,190 km (0.111 R)
• M22: 31,941,838 km (0.094 R)
• M23: 35,407,871 km (0.047 R)
• M24: 38,758,564 km (0.088 R)
• M25: 39,597,958 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.3

Radius: 10.5

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 10.24 AU - 13.42 AU

Year: 14503 Days

Day: 6.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,756,480 km

• M1: 132,843 km (0.085 R)
• M2: 624,122 km (0.107 R)
• M3: 2,009,997 km (0.108 R)
• M4: 2,408,825 km (0.116 R)
• M5: 2,837,572 km (0.067 R)
• M6: 3,342,465 km (0.111 R)
• M7: 4,532,965 km (0.085 R)
• M8: 5,910,761 km (0.044 R)
• M9: 12,002,836 km (0.076 R)
• M10: 16,634,086 km (0.029 R)
• M11: 23,748,662 km (0.031 R)
• M12: 25,120,325 km (0.115 R)
• M13: 33,743,595 km (0.117 R)
• M14: 36,235,447 km (0.055 R)
• M15: 37,395,877 km (0.029 R)
• M16: 40,473,854 km (0.06 R)
• M17: 41,164,547 km (0.101 R)
• M18: 56,171,308 km (0.112 R)

Asteroid Belt

Center: 14.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.4

Radius: 4.2

Gravity: 35.74 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.28 AU - 20.16 AU

Year: 25471 Days

Day: 18.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,756,480 km

• M1: 52,658 km (0.088 R)
• M2: 210,035 km (0.042 R)
• M3: 638,933 km (0.111 R)
• M4: 1,410,110 km (0.119 R)
• M5: 1,687,913 km (0.118 R)
• M6: 2,260,723 km (0.074 R)
• M7: 2,616,317 km (0.065 R)
• M8: 3,232,511 km (0.108 R)
• M9: 3,559,233 km (0.118 R)
• M10: 4,039,741 km (0.048 R)
• M11: 4,454,277 km (0.109 R)
• M12: 4,598,489 km (0.111 R)
• M13: 5,287,088 km (0.062 R)
• M14: 6,583,204 km (0.091 R)
• M15: 7,255,048 km (0.091 R)
• M16: 8,960,314 km (0.108 R)
• M17: 9,132,651 km (0.072 R)
• M18: 10,402,288 km (0.038 R)
• M19: 11,112,130 km (0.079 R)
• M20: 11,244,524 km (0.094 R)
• M21: 11,445,135 km (0.114 R)
• M22: 17,184,457 km (0.087 R)
• M23: 20,070,499 km (0.091 R)
• M24: 25,036,999 km (0.051 R)
• M25: 26,661,033 km (0.083 R)
• M26: 29,988,539 km (0.082 R)
• M27: 32,219,791 km (0.092 R)
• M28: 32,896,422 km (0.109 R)
• M29: 38,655,043 km (0.06 R)
• M30: 40,661,898 km (0.107 R)
• M31: 48,496,638 km (0.101 R)
• M32: 49,384,950 km (0.082 R)
• M33: 51,561,150 km (0.058 R)
• M34: 59,883,280 km (0.082 R)
• M35: 60,700,084 km (0.091 R)
• M36: 67,724,153 km (0.118 R)
• M37: 71,088,459 km (0.072 R)
• M38: 80,106,219 km (0.1 R)
• M39: 85,918,545 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.7

Radius: 5.1

Gravity: 32.13 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 17.63 AU - 18.91 AU

Year: 27836 Days

Day: 23.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 54,756,480 km

• M1: 64,327 km (0.118 R)
• M2: 238,459 km (0.058 R)
• M3: 470,635 km (0.062 R)
• M4: 654,191 km (0.082 R)
• M5: 826,079 km (0.11 R)
• M6: 1,394,701 km (0.119 R)
• M7: 1,571,226 km (0.116 R)
• M8: 1,927,120 km (0.113 R)
• M9: 2,716,997 km (0.071 R)
• M10: 3,022,775 km (0.03 R)
• M11: 5,843,442 km (0.054 R)
• M12: 7,729,423 km (0.025 R)
• M13: 9,170,649 km (0.053 R)
• M14: 9,541,502 km (0.113 R)
• M15: 13,420,275 km (0.105 R)
• M16: 13,737,572 km (0.057 R)
• M17: 16,369,448 km (0.068 R)
• M18: 16,823,178 km (0.102 R)
• M19: 18,624,187 km (0.107 R)
• M20: 23,053,481 km (0.034 R)
• M21: 29,984,200 km (0.094 R)
• M22: 31,213,745 km (0.078 R)
• M23: 37,086,210 km (0.04 R)
• M24: 49,434,766 km (0.116 R)
• M25: 54,491,324 km (0.113 R)
• M26: 56,937,249 km (0.102 R)
• M27: 59,882,083 km (0.106 R)
• M28: 62,046,614 km (0.108 R)
• M29: 65,163,636 km (0.056 R)
• M30: 66,990,974 km (0.072 R)
• M31: 71,708,094 km (0.091 R)
• M32: 72,191,594 km (0.086 R)
• M33: 72,434,242 km (0.046 R)
• M34: 74,394,423 km (0.025 R)
• M35: 76,138,435 km (0.092 R)
• M36: 78,164,738 km (0.103 R)
• M37: 89,955,294 km (0.089 R)
• M38: 93,077,701 km (0.105 R)
• M39: 98,043,901 km (0.118 R)
• M40: 98,938,197 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.7

Radius: 3.4

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 18.24 AU - 18.98 AU

Year: 28616 Days

Day: 20 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,756,480 km

• M1: 42,336 km (0.105 R)
• M2: 288,125 km (0.086 R)
• M3: 493,224 km (0.04 R)
• M4: 856,747 km (0.06 R)
• M5: 1,295,518 km (0.033 R)
• M6: 3,896,576 km (0.093 R)
• M7: 4,639,778 km (0.08 R)
• M8: 5,722,867 km (0.116 R)
• M9: 8,187,940 km (0.092 R)
• M10: 14,251,292 km (0.112 R)
• M11: 16,278,193 km (0.04 R)
• M12: 17,628,463 km (0.111 R)
• M13: 18,094,610 km (0.087 R)
• M14: 21,856,249 km (0.071 R)
• M15: 24,155,419 km (0.115 R)
• M16: 26,107,072 km (0.113 R)
• M17: 29,335,544 km (0.031 R)
• M18: 29,989,736 km (0.06 R)
• M19: 30,320,496 km (0.071 R)
• M20: 32,355,925 km (0.065 R)
• M21: 33,054,098 km (0.06 R)
• M22: 33,525,182 km (0.077 R)
• M23: 39,796,175 km (0.085 R)
• M24: 48,601,356 km (0.076 R)
• M25: 50,598,787 km (0.043 R)
• M26: 53,615,578 km (0.051 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 13,444 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit