🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.65 AU - 0.85 AU

Year: 240 Days

Day: 25.8 Hours

Environment

Temp: 154 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.06 AU - 1.4 AU

Year: 503 Days

Day: 12.6 Hours

Environment

Temp: -16 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.34 AU - 5.14 AU

Year: 3221 Days

Day: 16.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,378,270 km

• M1: 1,087,577 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.9

Radius: 10.2

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.67 AU - 4.79 AU

Year: 3795 Days

Day: 14.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,378,270 km

• M1: 127,607 km (0.048 R)
• M2: 1,141,432 km (0.117 R)
• M3: 1,491,491 km (0.098 R)
• M4: 1,964,519 km (0.071 R)
• M5: 2,962,487 km (0.095 R)
• M6: 5,686,664 km (0.09 R)
• M7: 6,102,396 km (0.1 R)
• M8: 6,632,721 km (0.113 R)
• M9: 7,524,324 km (0.098 R)
• M10: 8,437,918 km (0.093 R)
• M11: 8,921,718 km (0.101 R)
• M12: 11,178,701 km (0.069 R)

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.3

Radius: 13.7

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.39 AU - 6.63 AU

Year: 5436 Days

Day: 9.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,378,270 km

• M1: 170,392 km (0.092 R)
• M2: 676,033 km (0.093 R)
• M3: 1,131,259 km (0.073 R)
• M4: 2,181,287 km (0.108 R)
• M5: 3,424,295 km (0.098 R)
• M6: 4,470,134 km (0.03 R)
• M7: 5,124,924 km (0.069 R)
• M8: 6,939,396 km (0.033 R)
• M9: 9,407,462 km (0.08 R)
• M10: 10,072,275 km (0.044 R)
• M11: 10,626,535 km (0.117 R)
• M12: 11,055,582 km (0.117 R)
• M13: 12,996,315 km (0.065 R)
• M14: 13,991,141 km (0.12 R)
• M15: 14,507,104 km (0.113 R)
• M16: 19,315,927 km (0.119 R)
• M17: 20,100,568 km (0.11 R)
• M18: 20,832,401 km (0.086 R)
• M19: 22,271,682 km (0.081 R)
• M20: 24,019,883 km (0.067 R)
• M21: 27,163,981 km (0.057 R)
• M22: 27,878,162 km (0.115 R)
• M23: 28,330,845 km (0.101 R)
• M24: 29,531,068 km (0.062 R)
• M25: 30,476,976 km (0.097 R)
• M26: 33,742,697 km (0.096 R)
• M27: 34,776,718 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.2

Radius: 14

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.94 AU - 7.14 AU

Year: 6892 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,378,270 km

• M1: 175,478 km (0.102 R)
• M2: 816,505 km (0.079 R)
• M3: 1,835,416 km (0.09 R)
• M4: 2,625,742 km (0.092 R)
• M5: 4,431,089 km (0.113 R)
• M6: 5,110,712 km (0.077 R)
• M7: 5,642,383 km (0.092 R)
• M8: 6,645,137 km (0.09 R)
• M9: 7,099,616 km (0.105 R)
• M10: 9,430,949 km (0.101 R)
• M11: 11,131,129 km (0.109 R)
• M12: 12,286,174 km (0.094 R)
• M13: 19,290,197 km (0.063 R)
• M14: 20,002,582 km (0.117 R)
• M15: 20,658,568 km (0.098 R)
• M16: 23,028,797 km (0.094 R)
• M17: 23,911,724 km (0.073 R)
• M18: 26,002,653 km (0.042 R)
• M19: 28,395,022 km (0.077 R)
• M20: 31,709,961 km (0.085 R)
• M21: 35,486,410 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756

Radius: 11.1

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.9 AU - 9.66 AU

Year: 9599 Days

Day: 8.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,378,270 km

• M1: 138,079 km (0.1 R)
• M2: 511,176 km (0.111 R)
• M3: 1,052,870 km (0.108 R)
• M4: 2,027,051 km (0.059 R)
• M5: 2,380,401 km (0.066 R)
• M6: 4,430,790 km (0.046 R)
• M7: 5,192,093 km (0.092 R)
• M8: 6,476,241 km (0.071 R)
• M9: 6,857,118 km (0.075 R)
• M10: 7,374,876 km (0.044 R)
• M11: 8,760,900 km (0.088 R)
• M12: 10,059,410 km (0.046 R)
• M13: 10,467,812 km (0.102 R)
• M14: 10,940,541 km (0.107 R)
• M15: 12,915,532 km (0.087 R)
• M16: 15,051,491 km (0.061 R)
• M17: 15,722,138 km (0.106 R)
• M18: 16,412,532 km (0.063 R)
• M19: 17,854,207 km (0.1 R)
• M20: 20,414,574 km (0.081 R)
• M21: 24,196,708 km (0.083 R)
• M22: 28,523,527 km (0.044 R)
• M23: 29,034,104 km (0.116 R)
• M24: 30,178,678 km (0.113 R)
• M25: 30,708,853 km (0.081 R)
• M26: 31,245,161 km (0.086 R)
• M27: 37,442,253 km (0.074 R)
• M28: 39,047,887 km (0.098 R)
• M29: 47,056,758 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.6

Radius: 11.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.07 AU - 9.35 AU

Year: 10313 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,378,270 km

• M1: 147,204 km (0.028 R)
• M2: 519,254 km (0.111 R)
• M3: 1,119,142 km (0.072 R)
• M4: 3,149,484 km (0.112 R)
• M5: 4,397,280 km (0.08 R)
• M6: 6,717,094 km (0.1 R)
• M7: 8,492,970 km (0.034 R)
• M8: 9,040,199 km (0.079 R)
• M9: 11,358,518 km (0.064 R)
• M10: 16,084,613 km (0.03 R)
• M11: 16,852,350 km (0.112 R)
• M12: 22,752,789 km (0.072 R)
• M13: 28,466,231 km (0.04 R)
• M14: 33,923,412 km (0.081 R)
• M15: 36,597,922 km (0.113 R)
• M16: 37,925,454 km (0.106 R)
• M17: 39,410,063 km (0.064 R)
• M18: 45,323,218 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.9

Radius: 6

Gravity: 25.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.8 AU - 16.08 AU

Year: 23481 Days

Day: 24.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 51,378,270 km

• M1: 74,649 km (0.113 R)
• M2: 313,707 km (0.067 R)
• M3: 722,707 km (0.116 R)
• M4: 1,134,101 km (0.05 R)
• M5: 1,598,752 km (0.11 R)
• M6: 1,825,094 km (0.043 R)
• M7: 2,661,945 km (0.043 R)
• M8: 3,666,045 km (0.076 R)
• M9: 5,058,353 km (0.107 R)
• M10: 5,382,382 km (0.105 R)
• M11: 5,763,408 km (0.1 R)
• M12: 6,722,330 km (0.111 R)
• M13: 8,778,104 km (0.094 R)
• M14: 9,306,035 km (0.067 R)
• M15: 10,619,953 km (0.068 R)
• M16: 14,477,484 km (0.104 R)
• M17: 15,549,053 km (0.068 R)
• M18: 15,803,669 km (0.097 R)
• M19: 19,864,802 km (0.12 R)
• M20: 24,228,572 km (0.082 R)
• M21: 29,969,540 km (0.102 R)
• M22: 30,364,029 km (0.068 R)
• M23: 31,704,127 km (0.108 R)
• M24: 31,976,844 km (0.11 R)
• M25: 35,518,424 km (0.075 R)
• M26: 36,405,689 km (0.115 R)
• M27: 42,042,088 km (0.115 R)
• M28: 43,873,615 km (0.113 R)
• M29: 48,593,876 km (0.106 R)
• M30: 51,169,503 km (0.063 R)
• M31: 53,064,160 km (0.092 R)
• M32: 58,821,883 km (0.113 R)
• M33: 60,271,486 km (0.101 R)
• M34: 71,559,244 km (0.096 R)
• M35: 77,080,303 km (0.109 R)
• M36: 80,070,465 km (0.106 R)
• M37: 88,151,144 km (0.093 R)
• M38: 90,595,124 km (0.083 R)
• M39: 91,972,173 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.1

Radius: 6.9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.67 AU - 20.89 AU

Year: 26503 Days

Day: 16.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,378,270 km

• M1: 87,964 km (0.056 R)
• M2: 794,813 km (0.103 R)
• M3: 1,129,464 km (0.081 R)
• M4: 1,798,316 km (0.09 R)
• M5: 2,856,123 km (0.038 R)
• M6: 3,343,961 km (0.101 R)
• M7: 3,672,927 km (0.055 R)
• M8: 3,913,181 km (0.083 R)
• M9: 4,575,301 km (0.118 R)
• M10: 4,822,437 km (0.085 R)
• M11: 5,242,957 km (0.09 R)
• M12: 8,028,619 km (0.096 R)
• M13: 9,386,219 km (0.106 R)
• M14: 10,781,668 km (0.1 R)
• M15: 13,531,875 km (0.086 R)
• M16: 15,930,827 km (0.113 R)
• M17: 22,601,994 km (0.096 R)
• M18: 26,942,876 km (0.092 R)
• M19: 29,414,233 km (0.109 R)
• M20: 31,033,181 km (0.108 R)
• M21: 31,474,794 km (0.118 R)
• M22: 33,398,323 km (0.041 R)
• M23: 33,978,613 km (0.104 R)
• M24: 34,565,635 km (0.074 R)
• M25: 36,123,697 km (0.089 R)
• M26: 44,062,706 km (0.117 R)
• M27: 46,899,082 km (0.112 R)
• M28: 48,066,843 km (0.109 R)
• M29: 49,104,603 km (0.086 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 11,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit