🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.69 AU - 1.13 AU

Year: 314 Days

Day: 34.6 Hours

Environment

Temp: 73 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.12 AU - 1.52 AU

Year: 548 Days

Day: 31.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,645,458 km

• M1: 503,247 km (0.036 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.38 AU - 1.72 AU

Year: 698 Days

Day: 29.5 Hours

Environment

Temp: -46 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.39 AU - 2.07 AU

Year: 823 Days

Day: 45 Hours

Environment

Temp: -51 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.98 AU - 2.08 AU

Year: 1046 Days

Day: 24.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 123.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.8

Radius: 15

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.07 AU - 9.83 AU

Year: 8107 Days

Day: 14.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,645,458 km

• M1: 188,942 km (0.096 R)
• M2: 702,512 km (0.102 R)
• M3: 1,833,771 km (0.103 R)
• M4: 2,502,922 km (0.078 R)
• M5: 4,437,671 km (0.09 R)
• M6: 5,090,068 km (0.096 R)
• M7: 6,786,208 km (0.105 R)
• M8: 7,948,284 km (0.057 R)
• M9: 10,396,603 km (0.11 R)
• M10: 11,361,809 km (0.104 R)
• M11: 13,154,590 km (0.076 R)
• M12: 14,063,995 km (0.074 R)
• M13: 15,889,388 km (0.097 R)
• M14: 18,850,229 km (0.115 R)
• M15: 19,320,715 km (0.045 R)
• M16: 22,161,578 km (0.085 R)
• M17: 26,008,338 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.6

Radius: 14.5

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.64 AU - 8.68 AU

Year: 8430 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,645,458 km

• M1: 180,415 km (0.109 R)
• M2: 680,371 km (0.113 R)
• M3: 1,464,264 km (0.101 R)
• M4: 2,146,281 km (0.12 R)
• M5: 2,791,945 km (0.099 R)
• M6: 4,270,421 km (0.052 R)
• M7: 5,514,926 km (0.095 R)
• M8: 6,340,855 km (0.109 R)
• M9: 6,862,503 km (0.099 R)
• M10: 9,089,567 km (0.109 R)
• M11: 10,493,842 km (0.027 R)
• M12: 11,094,477 km (0.078 R)
• M13: 11,582,466 km (0.06 R)
• M14: 13,629,413 km (0.062 R)
• M15: 17,108,312 km (0.073 R)
• M16: 17,941,572 km (0.067 R)
• M17: 22,379,841 km (0.117 R)
• M18: 25,230,878 km (0.116 R)
• M19: 26,154,794 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.4

Radius: 9.5

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.87 AU - 12.13 AU

Year: 12305 Days

Day: 9.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,645,458 km

• M1: 123,119 km (0.099 R)
• M2: 744,698 km (0.119 R)
• M3: 1,222,065 km (0.108 R)
• M4: 1,632,562 km (0.072 R)
• M5: 1,944,922 km (0.073 R)
• M6: 2,820,369 km (0.112 R)
• M7: 3,420,555 km (0.088 R)
• M8: 4,507,683 km (0.079 R)
• M9: 6,283,559 km (0.109 R)
• M10: 7,686,039 km (0.099 R)
• M11: 12,116,380 km (0.08 R)
• M12: 12,708,339 km (0.086 R)
• M13: 14,799,119 km (0.068 R)
• M14: 18,543,703 km (0.085 R)
• M15: 23,872,080 km (0.092 R)
• M16: 27,535,433 km (0.084 R)
• M17: 28,351,788 km (0.1 R)
• M18: 32,564,165 km (0.059 R)
• M19: 37,922,013 km (0.049 R)
• M20: 39,701,629 km (0.101 R)
• M21: 42,474,575 km (0.109 R)
• M22: 47,815,967 km (0.115 R)
• M23: 49,143,649 km (0.11 R)
• M24: 50,951,688 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436

Radius: 9.2

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.89 AU - 12.13 AU

Year: 13212 Days

Day: 11.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,645,458 km

• M1: 115,340 km (0.102 R)
• M2: 627,563 km (0.118 R)
• M3: 1,122,134 km (0.098 R)
• M4: 2,483,624 km (0.076 R)
• M5: 3,836,737 km (0.088 R)
• M6: 4,810,918 km (0.114 R)
• M7: 5,558,010 km (0.114 R)
• M8: 8,310,311 km (0.083 R)
• M9: 9,000,556 km (0.092 R)
• M10: 10,706,420 km (0.119 R)
• M11: 11,579,623 km (0.07 R)
• M12: 14,614,814 km (0.07 R)
• M13: 18,371,666 km (0.109 R)
• M14: 19,942,443 km (0.075 R)
• M15: 21,515,914 km (0.098 R)
• M16: 23,619,409 km (0.052 R)
• M17: 24,814,397 km (0.083 R)
• M18: 31,072,675 km (0.075 R)
• M19: 41,649,244 km (0.077 R)
• M20: 48,466,269 km (0.068 R)
• M21: 49,496,999 km (0.116 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 12,476 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit