🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.71 AU - 0.81 AU

Year: 251 Days

Day: 16.1 Hours

Environment

Temp: 171 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.78 AU - 0.94 AU

Year: 302 Days

Day: 26.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.95 AU - 1.05 AU

Year: 379 Days

Day: 33.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.34 AU - 1.8 AU

Year: 745 Days

Day: 27.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.9

Radius: 10.8

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.96 AU - 6.9 AU

Year: 5469 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,756,392 km

• M1: 135,386 km (0.092 R)
• M2: 889,509 km (0.057 R)
• M3: 2,032,437 km (0.114 R)
• M4: 2,522,519 km (0.081 R)
• M5: 3,344,111 km (0.104 R)
• M6: 4,655,336 km (0.095 R)
• M7: 5,863,040 km (0.108 R)
• M8: 7,298,581 km (0.11 R)
• M9: 9,336,254 km (0.104 R)
• M10: 10,619,354 km (0.108 R)
• M11: 12,955,325 km (0.068 R)
• M12: 14,313,375 km (0.115 R)
• M13: 18,396,200 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.6

Radius: 12.5

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.72 AU - 8.34 AU

Year: 8618 Days

Day: 11.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,756,392 km

• M1: 155,582 km (0.063 R)
• M2: 626,665 km (0.025 R)
• M3: 1,073,215 km (0.108 R)
• M4: 2,626,490 km (0.099 R)
• M5: 4,556,901 km (0.079 R)
• M6: 4,973,980 km (0.08 R)
• M7: 6,381,247 km (0.118 R)
• M8: 6,828,544 km (0.116 R)
• M9: 7,579,526 km (0.072 R)
• M10: 8,650,796 km (0.072 R)
• M11: 9,153,146 km (0.079 R)
• M12: 14,025,249 km (0.11 R)
• M13: 15,770,608 km (0.105 R)
• M14: 16,452,325 km (0.073 R)
• M15: 17,874,851 km (0.107 R)
• M16: 18,766,903 km (0.104 R)
• M17: 19,377,861 km (0.079 R)
• M18: 20,963,598 km (0.029 R)
• M19: 25,396,483 km (0.098 R)
• M20: 28,776,946 km (0.12 R)
• M21: 30,627,471 km (0.112 R)
• M22: 33,550,015 km (0.113 R)
• M23: 35,367,031 km (0.105 R)
• M24: 35,948,069 km (0.106 R)
• M25: 40,700,943 km (0.112 R)
• M26: 43,293,773 km (0.098 R)
• M27: 44,495,643 km (0.077 R)
• M28: 45,857,133 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.5

Radius: 5.6

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 12.01 AU - 13.63 AU

Year: 17385 Days

Day: 21.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,756,392 km

• M1: 71,508 km (0.106 R)
• M2: 767,138 km (0.067 R)
• M3: 1,627,326 km (0.096 R)
• M4: 2,208,364 km (0.082 R)
• M5: 2,693,061 km (0.063 R)
• M6: 2,918,355 km (0.108 R)
• M7: 3,670,982 km (0.036 R)
• M8: 4,105,714 km (0.066 R)
• M9: 7,268,213 km (0.117 R)
• M10: 7,544,969 km (0.108 R)
• M11: 8,811,913 km (0.073 R)
• M12: 9,402,675 km (0.078 R)
• M13: 9,922,677 km (0.117 R)
• M14: 14,359,301 km (0.077 R)
• M15: 21,700,667 km (0.095 R)
• M16: 30,791,281 km (0.12 R)
• M17: 33,432,282 km (0.064 R)
• M18: 35,311,979 km (0.12 R)
• M19: 35,991,901 km (0.067 R)
• M20: 37,729,780 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.6

Radius: 7

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 13.2 AU - 20.4 AU

Year: 26080 Days

Day: 21.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,756,392 km

• M1: 87,216 km (0.097 R)
• M2: 419,173 km (0.107 R)
• M3: 831,914 km (0.04 R)
• M4: 2,311,138 km (0.077 R)
• M5: 3,543,674 km (0.094 R)
• M6: 4,459,961 km (0.11 R)
• M7: 5,036,212 km (0.079 R)
• M8: 6,410,418 km (0.111 R)
• M9: 7,305,163 km (0.044 R)
• M10: 7,803,773 km (0.102 R)
• M11: 9,196,828 km (0.11 R)
• M12: 11,175,410 km (0.099 R)
• M13: 11,613,731 km (0.084 R)
• M14: 12,350,501 km (0.086 R)
• M15: 12,759,801 km (0.103 R)
• M16: 14,553,030 km (0.115 R)
• M17: 15,341,860 km (0.097 R)
• M18: 15,611,136 km (0.074 R)
• M19: 16,297,940 km (0.054 R)
• M20: 17,584,631 km (0.069 R)
• M21: 17,879,489 km (0.116 R)
• M22: 18,784,107 km (0.12 R)
• M23: 20,930,238 km (0.032 R)
• M24: 22,535,124 km (0.119 R)
• M25: 23,411,917 km (0.12 R)
• M26: 30,725,907 km (0.118 R)
• M27: 46,903,420 km (0.102 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 16,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit