🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.68 AU - 0.86 AU

Year: 251 Days

Day: 40.5 Hours

Environment

Temp: 139 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,553,250 km

• M1: 178,769 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.87 AU - 1.03 AU

Year: 343 Days

Day: 40.3 Hours

Environment

Temp: 44 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.79 AU - 2.47 AU

Year: 1153 Days

Day: 23.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,553,250 km

• M1: 1,745,059 km (0.047 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.33 AU - 3.83 AU

Year: 2005 Days

Day: 13.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,553,250 km

• M1: 1,628,074 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.77 AU - 3.63 AU

Year: 2123 Days

Day: 22.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.2

Radius: 12.3

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.76 AU - 7.9 AU

Year: 5906 Days

Day: 8.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,553,250 km

• M1: 154,535 km (0.087 R)
• M2: 716,275 km (0.067 R)
• M3: 1,500,317 km (0.066 R)
• M4: 1,912,758 km (0.076 R)
• M5: 2,505,764 km (0.074 R)
• M6: 3,198,103 km (0.101 R)
• M7: 3,917,220 km (0.076 R)
• M8: 4,659,525 km (0.091 R)
• M9: 5,195,235 km (0.057 R)
• M10: 5,647,020 km (0.103 R)
• M11: 6,059,761 km (0.11 R)
• M12: 8,313,602 km (0.107 R)
• M13: 10,548,295 km (0.043 R)
• M14: 11,078,321 km (0.112 R)
• M15: 11,676,862 km (0.094 R)
• M16: 12,561,584 km (0.095 R)
• M17: 13,943,270 km (0.09 R)
• M18: 17,535,414 km (0.108 R)
• M19: 17,939,178 km (0.063 R)
• M20: 21,549,124 km (0.07 R)
• M21: 24,681,554 km (0.118 R)
• M22: 25,103,869 km (0.063 R)
• M23: 27,020,218 km (0.062 R)
• M24: 28,013,996 km (0.083 R)
• M25: 28,938,511 km (0.112 R)
• M26: 34,706,556 km (0.105 R)
• M27: 35,130,517 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.5

Radius: 9.7

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.45 AU - 7.85 AU

Year: 7090 Days

Day: 8.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,553,250 km

• M1: 125,064 km (0.079 R)
• M2: 524,490 km (0.075 R)
• M3: 924,664 km (0.046 R)
• M4: 1,332,319 km (0.08 R)
• M5: 1,873,713 km (0.071 R)
• M6: 3,262,430 km (0.081 R)
• M7: 5,149,608 km (0.085 R)
• M8: 5,970,451 km (0.097 R)
• M9: 8,784,836 km (0.12 R)
• M10: 9,090,165 km (0.049 R)
• M11: 10,048,788 km (0.07 R)
• M12: 10,922,889 km (0.101 R)
• M13: 12,766,533 km (0.099 R)
• M14: 13,791,278 km (0.116 R)
• M15: 16,198,757 km (0.086 R)
• M16: 17,262,846 km (0.105 R)
• M17: 17,604,827 km (0.12 R)
• M18: 18,586,339 km (0.109 R)
• M19: 19,309,345 km (0.106 R)
• M20: 21,670,598 km (0.107 R)
• M21: 22,715,689 km (0.1 R)
• M22: 23,126,484 km (0.103 R)
• M23: 23,625,992 km (0.087 R)
• M24: 24,560,530 km (0.1 R)
• M25: 25,607,715 km (0.115 R)
• M26: 29,024,380 km (0.071 R)
• M27: 30,992,191 km (0.044 R)
• M28: 34,430,997 km (0.099 R)
• M29: 35,852,775 km (0.114 R)
• M30: 39,637,153 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.3

Radius: 3.5

Gravity: 30.47 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 12.78 AU - 20.98 AU

Year: 25720 Days

Day: 24.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,553,250 km

• M1: 43,683 km (0.07 R)
• M2: 333,304 km (0.118 R)
• M3: 523,892 km (0.04 R)
• M4: 1,247,197 km (0.067 R)
• M5: 1,604,736 km (0.109 R)
• M6: 1,816,567 km (0.094 R)
• M7: 3,165,940 km (0.088 R)
• M8: 4,400,721 km (0.046 R)
• M9: 4,779,802 km (0.112 R)
• M10: 5,143,025 km (0.098 R)
• M11: 5,802,453 km (0.035 R)
• M12: 6,871,629 km (0.099 R)
• M13: 8,065,719 km (0.113 R)
• M14: 8,527,378 km (0.043 R)
• M15: 8,898,530 km (0.049 R)
• M16: 9,672,849 km (0.09 R)
• M17: 10,794,234 km (0.12 R)
• M18: 11,354,478 km (0.088 R)
• M19: 12,532,711 km (0.052 R)
• M20: 13,503,751 km (0.115 R)
• M21: 14,153,754 km (0.117 R)
• M22: 18,322,747 km (0.104 R)
• M23: 26,667,616 km (0.115 R)
• M24: 30,538,161 km (0.112 R)
• M25: 31,781,020 km (0.11 R)
• M26: 34,102,331 km (0.051 R)
• M27: 38,360,784 km (0.084 R)
• M28: 38,647,114 km (0.106 R)
• M29: 40,247,362 km (0.043 R)
• M30: 42,194,827 km (0.095 R)
• M31: 45,953,324 km (0.077 R)
• M32: 55,944,517 km (0.107 R)
• M33: 62,030,907 km (0.115 R)
• M34: 62,425,247 km (0.084 R)
• M35: 64,220,720 km (0.105 R)
• M36: 71,098,782 km (0.048 R)
• M37: 72,181,870 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.2

Radius: 7.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 13.58 AU - 21.06 AU

Year: 26732 Days

Day: 21.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,553,250 km

• M1: 97,089 km (0.08 R)
• M2: 546,032 km (0.074 R)
• M3: 1,071,420 km (0.101 R)
• M4: 1,399,787 km (0.105 R)
• M5: 1,726,659 km (0.104 R)
• M6: 2,162,437 km (0.077 R)
• M7: 2,927,630 km (0.091 R)
• M8: 3,949,982 km (0.095 R)
• M9: 4,192,630 km (0.104 R)
• M10: 6,635,862 km (0.1 R)
• M11: 7,845,062 km (0.081 R)
• M12: 8,229,977 km (0.054 R)
• M13: 13,677,584 km (0.09 R)
• M14: 13,954,639 km (0.052 R)
• M15: 14,235,584 km (0.09 R)
• M16: 17,825,185 km (0.062 R)
• M17: 19,259,679 km (0.05 R)
• M18: 22,261,061 km (0.112 R)
• M19: 32,738,596 km (0.096 R)
• M20: 35,400,990 km (0.117 R)
• M21: 37,659,469 km (0.064 R)
• M22: 42,314,506 km (0.085 R)
• M23: 54,463,947 km (0.063 R)
• M24: 58,918,074 km (0.097 R)
• M25: 59,284,589 km (0.118 R)
• M26: 65,161,242 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 16,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit