🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.49 AU - 0.67 AU

Year: 167 Days

Day: 38.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.64 AU - 0.66 AU

Year: 198 Days

Day: 32 Hours

Environment

Temp: 116 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.72 AU - 0.76 AU

Year: 241 Days

Day: 31.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 44.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.72 AU - 1.08 AU

Year: 323 Days

Day: 31.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.42 AU - 1.78 AU

Year: 767 Days

Day: 42.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.89 AU - 2.89 AU

Year: 1399 Days

Day: 42.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.1

Radius: 14.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.5 AU - 7.32 AU

Year: 6880 Days

Day: 11.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,320,727 km

• M1: 182,958 km (0.11 R)
• M2: 1,109,268 km (0.104 R)
• M3: 1,948,363 km (0.095 R)
• M4: 4,333,551 km (0.062 R)
• M5: 5,212,439 km (0.082 R)
• M6: 7,178,903 km (0.103 R)
• M7: 11,292,395 km (0.102 R)
• M8: 13,984,110 km (0.093 R)
• M9: 15,017,681 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.6

Radius: 8.3

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.66 AU - 9.94 AU

Year: 9887 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,320,727 km

• M1: 103,671 km (0.107 R)
• M2: 364,420 km (0.059 R)
• M3: 680,072 km (0.08 R)
• M4: 1,024,297 km (0.089 R)
• M5: 1,369,419 km (0.091 R)
• M6: 2,316,224 km (0.113 R)
• M7: 2,693,809 km (0.095 R)
• M8: 3,621,465 km (0.061 R)
• M9: 6,446,172 km (0.099 R)
• M10: 8,299,241 km (0.07 R)
• M11: 10,134,807 km (0.095 R)
• M12: 10,734,545 km (0.099 R)
• M13: 12,393,436 km (0.11 R)
• M14: 13,490,886 km (0.11 R)
• M15: 14,278,219 km (0.046 R)
• M16: 16,550,012 km (0.117 R)
• M17: 18,095,209 km (0.115 R)
• M18: 19,505,318 km (0.097 R)
• M19: 21,389,354 km (0.114 R)
• M20: 21,714,729 km (0.033 R)
• M21: 22,626,528 km (0.089 R)
• M22: 24,085,706 km (0.032 R)
• M23: 25,515,413 km (0.115 R)
• M24: 30,041,048 km (0.069 R)
• M25: 30,964,814 km (0.078 R)
• M26: 31,696,348 km (0.109 R)
• M27: 41,645,953 km (0.092 R)
• M28: 42,409,052 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.9

Radius: 4.9

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 12.56 AU - 20.06 AU

Year: 24948 Days

Day: 23.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,320,727 km

• M1: 82,578 km (0.114 R)
• M2: 270,323 km (0.111 R)
• M3: 1,096,552 km (0.115 R)
• M4: 1,736,382 km (0.117 R)
• M5: 1,896,303 km (0.097 R)
• M6: 13,967,056 km (0.12 R)
• M7: 17,915,991 km (0.115 R)
• M8: 29,571,310 km (0.089 R)
• M9: 31,832,183 km (0.049 R)
• M10: 34,205,553 km (0.109 R)
• M11: 36,331,638 km (0.118 R)
• M12: 37,920,816 km (0.087 R)
• M13: 44,189,865 km (0.096 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: 308 - 14,885 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit