🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.43 AU - 0.71 AU

Year: 153 Days

Day: 32.7 Hours

Environment

Temp: 255 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.59 AU - 0.63 AU

Year: 170 Days

Day: 39 Hours

Environment

Temp: 229 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.06 AU - 1.28 AU

Year: 451 Days

Day: 42.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.15 AU - 1.21 AU

Year: 457 Days

Day: 31.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.61 AU - 3.81 AU

Year: 2547 Days

Day: 45.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 8.5

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.91 AU - 7.87 AU

Year: 5758 Days

Day: 6.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 115.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,783,585 km

• M1: 105,766 km (0.054 R)
• M2: 681,867 km (0.111 R)
• M3: 1,112,111 km (0.118 R)
• M4: 1,691,503 km (0.07 R)
• M5: 2,136,407 km (0.077 R)
• M6: 2,540,471 km (0.105 R)
• M7: 3,050,600 km (0.092 R)
• M8: 3,523,030 km (0.111 R)
• M9: 4,089,108 km (0.11 R)
• M10: 5,210,643 km (0.089 R)
• M11: 5,485,604 km (0.111 R)
• M12: 6,462,329 km (0.073 R)
• M13: 7,412,724 km (0.07 R)
• M14: 8,157,123 km (0.09 R)
• M15: 8,834,053 km (0.073 R)
• M16: 9,752,734 km (0.089 R)
• M17: 10,256,729 km (0.119 R)
• M18: 10,602,300 km (0.118 R)
• M19: 11,500,187 km (0.075 R)
• M20: 13,141,724 km (0.064 R)
• M21: 13,861,140 km (0.07 R)
• M22: 14,230,497 km (0.057 R)
• M23: 20,657,970 km (0.045 R)
• M24: 21,559,447 km (0.034 R)
• M25: 24,268,814 km (0.117 R)
• M26: 24,883,063 km (0.09 R)
• M27: 25,350,556 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 11.2

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.84 AU - 10.88 AU

Year: 10207 Days

Day: 8.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,783,585 km

• M1: 139,276 km (0.079 R)
• M2: 771,626 km (0.071 R)
• M3: 2,017,626 km (0.079 R)
• M4: 2,894,569 km (0.102 R)
• M5: 3,432,374 km (0.06 R)
• M6: 6,242,719 km (0.103 R)
• M7: 7,462,690 km (0.115 R)
• M8: 10,988,263 km (0.086 R)
• M9: 12,817,396 km (0.09 R)
• M10: 13,590,967 km (0.096 R)
• M11: 14,144,628 km (0.1 R)
• M12: 15,296,981 km (0.081 R)
• M13: 16,031,357 km (0.074 R)
• M14: 17,570,569 km (0.081 R)
• M15: 19,205,973 km (0.077 R)
• M16: 22,520,912 km (0.102 R)
• M17: 26,105,277 km (0.076 R)
• M18: 29,846,870 km (0.082 R)
• M19: 30,782,754 km (0.063 R)
• M20: 42,405,312 km (0.043 R)
• M21: 43,455,339 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900

Radius: 14.9

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.32 AU - 12.18 AU

Year: 10852 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,783,585 km

• M1: 185,501 km (0.113 R)
• M2: 749,934 km (0.092 R)
• M3: 1,575,116 km (0.113 R)
• M4: 2,636,513 km (0.095 R)
• M5: 3,169,530 km (0.091 R)
• M6: 3,883,112 km (0.052 R)
• M7: 4,956,477 km (0.109 R)
• M8: 8,089,654 km (0.064 R)
• M9: 9,378,141 km (0.114 R)
• M10: 9,888,868 km (0.102 R)
• M11: 11,707,380 km (0.095 R)
• M12: 12,239,948 km (0.055 R)
• M13: 14,534,480 km (0.098 R)
• M14: 19,546,458 km (0.117 R)
• M15: 29,009,271 km (0.066 R)
• M16: 29,658,526 km (0.084 R)
• M17: 36,821,870 km (0.077 R)
• M18: 45,640,515 km (0.077 R)
• M19: 49,530,359 km (0.105 R)
• M20: 51,713,890 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.6

Radius: 4.5

Gravity: 45.71 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 16.31 AU - 16.37 AU

Year: 23544 Days

Day: 21.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,783,585 km

• M1: 97,089 km (0.089 R)
• M2: 549,772 km (0.114 R)
• M3: 1,067,680 km (0.041 R)
• M4: 3,070,048 km (0.079 R)
• M5: 3,333,190 km (0.06 R)
• M6: 4,006,081 km (0.12 R)
• M7: 5,788,690 km (0.069 R)
• M8: 6,563,158 km (0.06 R)
• M9: 7,099,765 km (0.057 R)
• M10: 9,001,753 km (0.091 R)
• M11: 10,948,470 km (0.109 R)
• M12: 11,701,695 km (0.049 R)
• M13: 14,248,150 km (0.076 R)
• M14: 14,651,316 km (0.082 R)
• M15: 16,252,911 km (0.075 R)
• M16: 17,141,074 km (0.119 R)
• M17: 18,438,087 km (0.119 R)
• M18: 19,013,441 km (0.08 R)
• M19: 23,159,097 km (0.091 R)
• M20: 25,559,095 km (0.071 R)
• M21: 47,328,278 km (0.108 R)
• M22: 53,454,760 km (0.041 R)
• M23: 53,648,190 km (0.097 R)
• M24: 62,416,570 km (0.074 R)
• M25: 73,278,722 km (0.099 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 14,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit