🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.66 AU - 0.78 AU

Year: 233 Days

Day: 13.6 Hours

Environment

Temp: 111 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,650,918 km

• M1: 33,061 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.59 AU - 0.97 AU

Year: 262 Days

Day: 36.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.99 AU - 1.02 AU

Year: 381 Days

Day: 42.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.14 AU - 1.18 AU

Year: 476 Days

Day: 19.9 Hours

Environment

Temp: -11 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.51 AU - 2.87 AU

Year: 1680 Days

Day: 14.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.57 AU - 4.31 AU

Year: 2978 Days

Day: 25.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.1

Radius: 10.1

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.13 AU - 9.65 AU

Year: 9254 Days

Day: 9.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,650,918 km

• M1: 125,961 km (0.097 R)
• M2: 529,277 km (0.107 R)
• M3: 1,004,550 km (0.084 R)
• M4: 1,359,994 km (0.092 R)
• M5: 2,719,988 km (0.058 R)
• M6: 3,546,966 km (0.076 R)
• M7: 5,074,809 km (0.095 R)
• M8: 5,393,901 km (0.105 R)
• M9: 5,726,606 km (0.108 R)
• M10: 7,766,822 km (0.068 R)
• M11: 8,235,512 km (0.084 R)
• M12: 12,005,678 km (0.077 R)
• M13: 12,574,898 km (0.093 R)
• M14: 13,523,049 km (0.111 R)
• M15: 17,076,298 km (0.089 R)
• M16: 17,433,837 km (0.048 R)
• M17: 21,372,749 km (0.057 R)
• M18: 23,241,525 km (0.099 R)
• M19: 24,305,465 km (0.082 R)
• M20: 25,308,968 km (0.104 R)
• M21: 30,639,888 km (0.118 R)
• M22: 32,243,727 km (0.088 R)
• M23: 34,468,247 km (0.083 R)
• M24: 35,850,980 km (0.076 R)
• M25: 37,993,970 km (0.082 R)
• M26: 45,478,800 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.2

Radius: 3.5

Gravity: 16.83 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 8.82 AU - 14.64 AU

Year: 15298 Days

Day: 17.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 42,650,918 km

• M1: 45,478 km (0.048 R)
• M2: 211,531 km (0.098 R)
• M3: 438,172 km (0.069 R)
• M4: 693,386 km (0.116 R)
• M5: 863,629 km (0.074 R)
• M6: 1,362,687 km (0.093 R)
• M7: 1,519,765 km (0.034 R)
• M8: 1,645,427 km (0.072 R)
• M9: 2,064,750 km (0.055 R)
• M10: 2,272,541 km (0.079 R)
• M11: 2,399,999 km (0.074 R)
• M12: 2,790,898 km (0.109 R)
• M13: 4,410,893 km (0.117 R)
• M14: 4,523,840 km (0.057 R)
• M15: 4,755,567 km (0.071 R)
• M16: 5,829,530 km (0.082 R)
• M17: 10,395,855 km (0.085 R)
• M18: 11,212,809 km (0.119 R)
• M19: 12,686,947 km (0.069 R)
• M20: 13,147,259 km (0.065 R)
• M21: 13,979,622 km (0.118 R)
• M22: 14,532,984 km (0.118 R)
• M23: 15,617,569 km (0.028 R)
• M24: 17,379,084 km (0.061 R)
• M25: 20,654,230 km (0.119 R)
• M26: 22,436,240 km (0.052 R)
• M27: 25,933,688 km (0.113 R)
• M28: 26,209,846 km (0.057 R)
• M29: 26,580,998 km (0.089 R)
• M30: 27,333,775 km (0.113 R)
• M31: 30,691,948 km (0.085 R)
• M32: 34,204,656 km (0.042 R)
• M33: 38,570,520 km (0.088 R)
• M34: 41,385,503 km (0.1 R)
• M35: 41,762,340 km (0.072 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: 370 - 11,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit