🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.51 AU - 0.59 AU

Year: 147 Days

Day: 45.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 65,815,918 km

• M1: 183,557 km (0.074 R)
• M2: 290,968 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.07 AU - 1.21 AU

Year: 438 Days

Day: 28.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.29 AU - 1.83 AU

Year: 701 Days

Day: 20.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.66 AU - 2.38 AU

Year: 1033 Days

Day: 23.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.44 AU - 2.64 AU

Year: 1457 Days

Day: 43 Hours

Environment

Temp: -82 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.89 AU - 4.73 AU

Year: 2676 Days

Day: 12.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,815,918 km

• M1: 525,687 km (0.095 R)

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.3

Radius: 13.1

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.8 AU - 7.52 AU

Year: 5502 Days

Day: 9 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,815,918 km

• M1: 163,062 km (0.069 R)
• M2: 588,069 km (0.06 R)
• M3: 1,167,462 km (0.08 R)
• M4: 4,221,802 km (0.097 R)
• M5: 5,117,145 km (0.064 R)
• M6: 5,525,996 km (0.095 R)
• M7: 6,256,482 km (0.073 R)
• M8: 10,345,441 km (0.104 R)
• M9: 13,914,098 km (0.086 R)
• M10: 16,410,288 km (0.066 R)
• M11: 26,310,376 km (0.117 R)
• M12: 26,877,501 km (0.029 R)
• M13: 27,701,935 km (0.099 R)
• M14: 28,204,734 km (0.029 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.2

Radius: 11.4

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.26 AU - 7.16 AU

Year: 5569 Days

Day: 14.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,815,918 km

• M1: 141,819 km (0.038 R)
• M2: 1,140,385 km (0.078 R)
• M3: 1,628,822 km (0.086 R)
• M4: 2,239,779 km (0.092 R)
• M5: 2,686,778 km (0.091 R)
• M6: 3,334,537 km (0.117 R)
• M7: 4,060,385 km (0.087 R)
• M8: 6,778,579 km (0.094 R)
• M9: 7,576,983 km (0.065 R)
• M10: 9,912,056 km (0.117 R)
• M11: 12,487,981 km (0.108 R)
• M12: 16,313,049 km (0.082 R)
• M13: 17,426,506 km (0.08 R)
• M14: 20,572,250 km (0.031 R)
• M15: 22,019,011 km (0.105 R)
• M16: 23,071,283 km (0.087 R)
• M17: 24,473,164 km (0.085 R)
• M18: 26,429,605 km (0.088 R)
• M19: 27,104,441 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 13.5

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 12.05 AU - 13.03 AU

Year: 15982 Days

Day: 6.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,815,918 km

• M1: 167,849 km (0.114 R)
• M2: 639,830 km (0.087 R)
• M3: 1,064,090 km (0.119 R)
• M4: 1,563,148 km (0.119 R)
• M5: 2,658,055 km (0.058 R)
• M6: 3,439,554 km (0.066 R)
• M7: 4,183,056 km (0.067 R)
• M8: 6,725,920 km (0.088 R)
• M9: 7,159,156 km (0.107 R)
• M10: 7,986,282 km (0.114 R)
• M11: 8,572,407 km (0.109 R)
• M12: 12,261,640 km (0.042 R)
• M13: 14,347,932 km (0.028 R)
• M14: 15,889,538 km (0.115 R)
• M15: 17,377,139 km (0.056 R)
• M16: 17,948,005 km (0.1 R)
• M17: 20,900,917 km (0.112 R)
• M18: 22,111,164 km (0.115 R)
• M19: 22,975,839 km (0.096 R)
• M20: 24,163,946 km (0.076 R)
• M21: 27,974,054 km (0.068 R)
• M22: 30,844,388 km (0.04 R)
• M23: 35,706,020 km (0.081 R)
• M24: 39,356,357 km (0.053 R)
• M25: 42,803,840 km (0.07 R)
• M26: 44,600,810 km (0.081 R)
• M27: 56,630,723 km (0.081 R)
• M28: 59,161,320 km (0.109 R)
• M29: 60,827,392 km (0.096 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 18,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit