🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.54 AU - 0.76 AU

Year: 184 Days

Day: 28.5 Hours

Environment

Temp: 165 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.61 AU - 0.97 AU

Year: 247 Days

Day: 44.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.75 AU - 1.09 AU

Year: 310 Days

Day: 31 Hours

Environment

Temp: 118 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.34 AU - 1.6 AU

Year: 626 Days

Day: 43.5 Hours

Environment

Temp: -9 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,960,643 km

• M1: 1,282,503 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.36 AU - 1.62 AU

Year: 639 Days

Day: 29.1 Hours

Environment

Temp: -12 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.5

Radius: 11.2

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.26 AU - 10.12 AU

Year: 8238 Days

Day: 10.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,960,643 km

• M1: 141,819 km (0.112 R)
• M2: 737,368 km (0.076 R)
• M3: 1,172,698 km (0.104 R)
• M4: 1,654,702 km (0.078 R)
• M5: 2,144,336 km (0.06 R)
• M6: 3,218,000 km (0.096 R)
• M7: 5,972,994 km (0.086 R)
• M8: 11,608,047 km (0.03 R)
• M9: 19,370,979 km (0.088 R)
• M10: 21,371,851 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.6

Radius: 12.3

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.55 AU - 13.97 AU

Year: 14174 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 114.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,960,643 km

• M1: 153,039 km (0.107 R)
• M2: 545,135 km (0.078 R)
• M3: 1,271,133 km (0.058 R)
• M4: 2,020,918 km (0.086 R)
• M5: 2,496,938 km (0.104 R)
• M6: 3,340,371 km (0.119 R)
• M7: 3,898,521 km (0.081 R)
• M8: 5,237,272 km (0.097 R)
• M9: 5,806,941 km (0.05 R)
• M10: 7,155,565 km (0.084 R)
• M11: 8,179,862 km (0.074 R)
• M12: 9,147,910 km (0.117 R)
• M13: 9,607,774 km (0.057 R)
• M14: 10,029,490 km (0.063 R)
• M15: 10,685,327 km (0.08 R)
• M16: 11,138,309 km (0.071 R)
• M17: 11,961,846 km (0.065 R)
• M18: 14,885,886 km (0.104 R)
• M19: 16,701,256 km (0.091 R)
• M20: 18,417,293 km (0.114 R)
• M21: 18,904,982 km (0.058 R)
• M22: 21,924,166 km (0.064 R)
• M23: 24,756,503 km (0.102 R)
• M24: 26,982,669 km (0.084 R)
• M25: 28,144,296 km (0.117 R)
• M26: 29,559,941 km (0.104 R)
• M27: 43,637,400 km (0.037 R)
• M28: 47,938,338 km (0.105 R)
• M29: 51,705,063 km (0.089 R)
• M30: 57,028,354 km (0.072 R)
• M31: 58,239,648 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.9

Radius: 9.9

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 11.87 AU - 13.27 AU

Year: 15663 Days

Day: 5 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,960,643 km

• M1: 123,418 km (0.089 R)
• M2: 471,084 km (0.082 R)
• M3: 951,742 km (0.069 R)
• M4: 1,501,963 km (0.074 R)
• M5: 2,444,280 km (0.055 R)
• M6: 4,390,099 km (0.106 R)
• M7: 5,522,705 km (0.098 R)
• M8: 6,839,914 km (0.076 R)
• M9: 7,291,550 km (0.085 R)
• M10: 8,304,926 km (0.083 R)
• M11: 8,662,913 km (0.097 R)
• M12: 9,464,608 km (0.101 R)
• M13: 9,912,056 km (0.101 R)
• M14: 10,432,208 km (0.103 R)
• M15: 12,298,591 km (0.082 R)
• M16: 14,450,855 km (0.07 R)
• M17: 15,271,549 km (0.104 R)
• M18: 18,779,918 km (0.104 R)
• M19: 19,131,324 km (0.112 R)
• M20: 21,143,565 km (0.109 R)
• M21: 22,200,773 km (0.066 R)
• M22: 28,596,082 km (0.118 R)
• M23: 28,944,645 km (0.029 R)
• M24: 31,836,820 km (0.104 R)
• M25: 33,998,510 km (0.05 R)
• M26: 34,389,858 km (0.099 R)
• M27: 43,472,842 km (0.081 R)
• M28: 44,553,986 km (0.086 R)
• M29: 65,376,364 km (0.11 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 13,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit