🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.75 AU - 0.87 AU

Year: 279 Days

Day: 45.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.03 AU - 1.13 AU

Year: 430 Days

Day: 23 Hours

Environment

Temp: -11 °C

Axial Tilt: 23.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.29 AU - 2.77 AU

Year: 1541 Days

Day: 18.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.05 AU - 3.31 AU

Year: 1680 Days

Day: 36.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3 AU - 3.3 AU

Year: 2141 Days

Day: 46.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.8

Radius: 8

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.93 AU - 9.89 AU

Year: 8518 Days

Day: 6.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,689,861 km

• M1: 99,483 km (0.044 R)
• M2: 462,407 km (0.06 R)
• M3: 736,171 km (0.103 R)
• M4: 1,246,150 km (0.113 R)
• M5: 1,909,617 km (0.094 R)
• M6: 2,727,618 km (0.106 R)
• M7: 5,256,570 km (0.065 R)
• M8: 5,517,618 km (0.039 R)
• M9: 7,803,474 km (0.095 R)
• M10: 8,100,874 km (0.082 R)
• M11: 9,997,476 km (0.118 R)
• M12: 11,075,329 km (0.08 R)
• M13: 11,343,109 km (0.056 R)
• M14: 13,399,930 km (0.104 R)
• M15: 16,305,570 km (0.089 R)
• M16: 17,288,876 km (0.089 R)
• M17: 18,610,574 km (0.092 R)
• M18: 19,919,555 km (0.069 R)
• M19: 22,122,832 km (0.043 R)
• M20: 23,945,234 km (0.095 R)
• M21: 27,395,708 km (0.042 R)
• M22: 27,885,941 km (0.076 R)
• M23: 29,392,242 km (0.11 R)
• M24: 30,635,550 km (0.063 R)
• M25: 33,560,786 km (0.086 R)
• M26: 34,689,801 km (0.092 R)
• M27: 36,195,205 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.8

Radius: 8

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 10.37 AU - 16.75 AU

Year: 19119 Days

Day: 21.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,689,861 km

• M1: 99,931 km (0.086 R)
• M2: 519,105 km (0.03 R)
• M3: 1,016,966 km (0.113 R)
• M4: 1,592,619 km (0.051 R)
• M5: 2,474,050 km (0.035 R)
• M6: 2,761,427 km (0.072 R)
• M7: 3,483,835 km (0.106 R)
• M8: 4,779,054 km (0.112 R)
• M9: 5,298,457 km (0.108 R)
• M10: 9,449,649 km (0.051 R)
• M11: 12,107,105 km (0.041 R)
• M12: 16,969,186 km (0.102 R)
• M13: 17,525,391 km (0.115 R)
• M14: 18,175,692 km (0.101 R)
• M15: 20,311,950 km (0.089 R)
• M16: 22,515,078 km (0.061 R)
• M17: 23,674,312 km (0.086 R)
• M18: 26,745,706 km (0.096 R)
• M19: 30,419,979 km (0.117 R)
• M20: 31,358,855 km (0.104 R)
• M21: 37,938,020 km (0.092 R)
• M22: 40,836,778 km (0.111 R)
• M23: 47,071,120 km (0.118 R)
• M24: 47,539,211 km (0.025 R)
• M25: 54,595,145 km (0.107 R)
• M26: 56,682,035 km (0.089 R)
• M27: 62,882,567 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.3

Radius: 4.1

Gravity: 32.44 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 15.81 AU - 16.85 AU

Year: 25267 Days

Day: 15 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 100,689,861 km

• M1: 51,013 km (0.092 R)
• M2: 328,966 km (0.114 R)
• M3: 492,327 km (0.057 R)
• M4: 1,400,685 km (0.059 R)
• M5: 1,690,157 km (0.083 R)
• M6: 2,749,758 km (0.119 R)
• M7: 3,288,012 km (0.07 R)
• M8: 3,990,374 km (0.096 R)
• M9: 4,861,632 km (0.12 R)
• M10: 5,768,943 km (0.078 R)
• M11: 6,463,077 km (0.055 R)
• M12: 7,860,171 km (0.045 R)
• M13: 10,469,906 km (0.111 R)
• M14: 11,765,424 km (0.102 R)
• M15: 15,545,463 km (0.087 R)
• M16: 23,621,504 km (0.076 R)
• M17: 24,053,243 km (0.078 R)
• M18: 30,663,524 km (0.06 R)
• M19: 31,696,797 km (0.031 R)
• M20: 34,106,071 km (0.045 R)
• M21: 35,920,094 km (0.056 R)
• M22: 36,922,998 km (0.062 R)
• M23: 40,349,687 km (0.083 R)
• M24: 43,174,843 km (0.044 R)
• M25: 46,634,144 km (0.047 R)
• M26: 48,865,696 km (0.106 R)
• M27: 51,347,225 km (0.103 R)
• M28: 53,355,128 km (0.089 R)
• M29: 56,559,963 km (0.118 R)
• M30: 57,721,142 km (0.077 R)
• M31: 60,693,203 km (0.096 R)
• M32: 76,386,468 km (0.12 R)
• M33: 80,449,397 km (0.119 R)
• M34: 81,425,822 km (0.097 R)
• M35: 82,163,339 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.4

Radius: 3.3

Gravity: 66.52 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 14.05 AU - 22.25 AU

Year: 29606 Days

Day: 20.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 100,689,861 km

• M1: 42,785 km (0.108 R)
• M2: 237,561 km (0.03 R)
• M3: 430,543 km (0.062 R)
• M4: 571,314 km (0.114 R)
• M5: 720,613 km (0.091 R)
• M6: 973,134 km (0.094 R)
• M7: 1,415,046 km (0.11 R)
• M8: 1,914,105 km (0.069 R)
• M9: 2,203,427 km (0.116 R)
• M10: 2,546,904 km (0.063 R)
• M11: 3,216,953 km (0.087 R)
• M12: 3,464,387 km (0.103 R)
• M13: 3,824,918 km (0.071 R)
• M14: 4,319,489 km (0.084 R)
• M15: 5,306,386 km (0.028 R)
• M16: 6,244,066 km (0.073 R)
• M17: 7,932,128 km (0.104 R)
• M18: 8,155,478 km (0.113 R)
• M19: 11,102,556 km (0.095 R)
• M20: 12,850,008 km (0.085 R)
• M21: 13,158,030 km (0.072 R)
• M22: 15,626,994 km (0.041 R)
• M23: 17,247,288 km (0.071 R)
• M24: 21,999,264 km (0.101 R)
• M25: 22,550,981 km (0.061 R)
• M26: 27,048,791 km (0.113 R)
• M27: 31,271,191 km (0.11 R)
• M28: 33,105,111 km (0.057 R)
• M29: 35,760,773 km (0.06 R)
• M30: 36,676,611 km (0.089 R)
• M31: 39,034,423 km (0.059 R)
• M32: 41,658,669 km (0.098 R)
• M33: 41,994,815 km (0.109 R)
• M34: 46,891,453 km (0.042 R)
• M35: 49,101,612 km (0.048 R)
• M36: 59,059,145 km (0.12 R)
• M37: 60,983,422 km (0.089 R)
• M38: 67,006,532 km (0.108 R)
• M39: 70,995,409 km (0.106 R)
• M40: 75,887,110 km (0.092 R)
• M41: 78,159,801 km (0.083 R)
• M42: 84,441,266 km (0.072 R)
• M43: 91,616,728 km (0.106 R)
• M44: 99,786,716 km (0.06 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 18,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit