🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.68 AU - 0.9 AU

Year: 260 Days

Day: 19.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.89 AU - 0.99 AU

Year: 338 Days

Day: 46.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,579,475 km

• M1: 292,165 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.92 AU - 1.22 AU

Year: 410 Days

Day: 47.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 45.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,579,475 km

• M1: 67,618 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.13 AU - 1.45 AU

Year: 543 Days

Day: 25.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668

Radius: 11.3

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.76 AU - 11.34 AU

Year: 10945 Days

Day: 7.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,579,475 km

• M1: 140,472 km (0.064 R)
• M2: 513,869 km (0.12 R)
• M3: 1,109,567 km (0.049 R)
• M4: 2,690,518 km (0.109 R)
• M5: 3,242,983 km (0.115 R)
• M6: 4,115,138 km (0.117 R)
• M7: 4,697,373 km (0.031 R)
• M8: 5,072,565 km (0.104 R)
• M9: 6,063,202 km (0.07 R)
• M10: 6,818,372 km (0.08 R)
• M11: 7,342,114 km (0.104 R)
• M12: 7,806,166 km (0.087 R)
• M13: 10,585,097 km (0.111 R)
• M14: 14,547,795 km (0.101 R)
• M15: 17,630,558 km (0.075 R)
• M16: 21,892,003 km (0.07 R)
• M17: 22,326,435 km (0.058 R)
• M18: 24,399,562 km (0.117 R)
• M19: 25,244,641 km (0.071 R)
• M20: 27,694,455 km (0.114 R)
• M21: 31,165,575 km (0.084 R)
• M22: 32,048,801 km (0.094 R)
• M23: 32,948,632 km (0.044 R)
• M24: 35,869,381 km (0.101 R)
• M25: 39,085,585 km (0.095 R)
• M26: 39,468,705 km (0.118 R)
• M27: 39,983,322 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.5

Radius: 14.7

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.55 AU - 12.17 AU

Year: 12366 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 42,579,475 km

• M1: 184,454 km (0.075 R)
• M2: 762,800 km (0.031 R)
• M3: 1,504,655 km (0.108 R)
• M4: 2,883,050 km (0.111 R)
• M5: 3,341,568 km (0.092 R)
• M6: 4,226,289 km (0.056 R)
• M7: 5,158,583 km (0.073 R)
• M8: 6,624,044 km (0.071 R)
• M9: 8,496,860 km (0.072 R)
• M10: 8,990,533 km (0.1 R)
• M11: 9,714,138 km (0.1 R)
• M12: 10,199,583 km (0.087 R)
• M13: 10,987,216 km (0.032 R)
• M14: 11,574,238 km (0.07 R)
• M15: 12,306,370 km (0.119 R)
• M16: 12,811,412 km (0.103 R)
• M17: 15,114,621 km (0.11 R)
• M18: 17,131,200 km (0.096 R)
• M19: 17,602,733 km (0.071 R)
• M20: 22,807,093 km (0.078 R)
• M21: 25,149,197 km (0.041 R)
• M22: 29,514,463 km (0.055 R)
• M23: 31,817,074 km (0.085 R)
• M24: 33,866,415 km (0.111 R)
• M25: 34,361,135 km (0.071 R)
• M26: 38,360,484 km (0.095 R)
• M27: 39,851,377 km (0.09 R)
• M28: 41,380,417 km (0.102 R)
• M29: 43,382,784 km (0.032 R)
• M30: 53,866,752 km (0.073 R)
• M31: 56,946,823 km (0.099 R)
• M32: 58,885,761 km (0.106 R)
• M33: 60,323,247 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.6

Radius: 6.3

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 16.56 AU - 16.6 AU

Year: 25037 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,579,475 km

• M1: 112,498 km (0.09 R)
• M2: 530,923 km (0.095 R)
• M3: 791,373 km (0.092 R)
• M4: 1,001,408 km (0.083 R)
• M5: 1,885,083 km (0.093 R)
• M6: 2,111,275 km (0.103 R)
• M7: 4,379,178 km (0.09 R)
• M8: 6,193,352 km (0.084 R)
• M9: 7,825,614 km (0.099 R)
• M10: 8,074,246 km (0.03 R)
• M11: 10,404,831 km (0.105 R)
• M12: 11,804,170 km (0.08 R)
• M13: 12,803,932 km (0.084 R)
• M14: 13,091,459 km (0.054 R)
• M15: 13,859,046 km (0.094 R)
• M16: 15,744,278 km (0.063 R)
• M17: 15,941,747 km (0.117 R)
• M18: 20,324,965 km (0.118 R)
• M19: 25,179,117 km (0.053 R)
• M20: 35,945,376 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 14,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit