🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.45 AU - 0.65 AU

Year: 153 Days

Day: 21.4 Hours

Environment

Temp: 233 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.49 AU - 0.69 AU

Year: 170 Days

Day: 14.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,125,684 km

• M1: 369,058 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.87 AU - 0.97 AU

Year: 331 Days

Day: 44.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.49 AU - 3.67 AU

Year: 2026 Days

Day: 35.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,125,684 km

• M1: 299,046 km (0.119 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.7

Radius: 9.9

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.2 AU - 8.42 AU

Year: 6660 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 151 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 102,125,684 km

• M1: 124,465 km (0.057 R)
• M2: 512,672 km (0.049 R)
• M3: 986,299 km (0.08 R)
• M4: 1,413,251 km (0.03 R)
• M5: 1,741,020 km (0.09 R)
• M6: 2,963,833 km (0.09 R)
• M7: 3,866,955 km (0.057 R)
• M8: 4,249,477 km (0.059 R)
• M9: 6,243,467 km (0.073 R)
• M10: 7,917,916 km (0.114 R)
• M11: 8,968,093 km (0.044 R)
• M12: 9,733,585 km (0.086 R)
• M13: 10,108,478 km (0.043 R)
• M14: 10,837,767 km (0.085 R)
• M15: 12,897,730 km (0.102 R)
• M16: 13,990,542 km (0.083 R)
• M17: 16,033,451 km (0.1 R)
• M18: 16,491,220 km (0.095 R)
• M19: 17,227,990 km (0.077 R)
• M20: 17,777,463 km (0.07 R)
• M21: 20,472,319 km (0.088 R)
• M22: 21,401,920 km (0.092 R)
• M23: 21,797,307 km (0.083 R)
• M24: 23,848,593 km (0.119 R)
• M25: 25,668,302 km (0.106 R)
• M26: 30,770,038 km (0.056 R)
• M27: 31,375,461 km (0.103 R)
• M28: 33,557,495 km (0.078 R)
• M29: 36,621,708 km (0.06 R)
• M30: 37,759,849 km (0.085 R)
• M31: 38,570,520 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.4

Radius: 13.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.8 AU - 8.94 AU

Year: 9900 Days

Day: 10.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 102,125,684 km

• M1: 165,156 km (0.083 R)
• M2: 658,231 km (0.094 R)
• M3: 3,255,998 km (0.081 R)
• M4: 3,787,220 km (0.056 R)
• M5: 4,864,923 km (0.097 R)
• M6: 5,527,641 km (0.097 R)
• M7: 6,872,377 km (0.062 R)
• M8: 8,991,131 km (0.101 R)
• M9: 9,532,376 km (0.109 R)
• M10: 11,860,418 km (0.085 R)
• M11: 12,939,318 km (0.051 R)
• M12: 14,017,470 km (0.104 R)
• M13: 15,223,379 km (0.071 R)
• M14: 15,710,768 km (0.099 R)
• M15: 16,424,799 km (0.119 R)
• M16: 18,461,424 km (0.077 R)
• M17: 21,518,906 km (0.12 R)
• M18: 25,968,994 km (0.12 R)
• M19: 30,227,147 km (0.104 R)
• M20: 31,332,376 km (0.088 R)
• M21: 33,740,603 km (0.112 R)
• M22: 34,809,629 km (0.11 R)
• M23: 36,517,289 km (0.068 R)
• M24: 37,897,629 km (0.087 R)
• M25: 38,923,122 km (0.081 R)
• M26: 40,628,987 km (0.111 R)
• M27: 42,658,581 km (0.095 R)
• M28: 50,371,997 km (0.119 R)
• M29: 51,455,534 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.2

Radius: 3.2

Gravity: 93.28 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.54 AU - 20.52 AU

Year: 26336 Days

Day: 15.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,125,684 km

• M1: 39,793 km (0.08 R)
• M2: 151,393 km (0.105 R)
• M3: 370,704 km (0.096 R)
• M4: 515,215 km (0.068 R)
• M5: 655,239 km (0.105 R)
• M6: 998,715 km (0.088 R)
• M7: 2,280,769 km (0.119 R)
• M8: 2,402,991 km (0.117 R)
• M9: 2,660,598 km (0.119 R)
• M10: 2,907,883 km (0.113 R)
• M11: 7,127,291 km (0.084 R)
• M12: 7,711,770 km (0.102 R)
• M13: 8,442,705 km (0.045 R)
• M14: 8,975,274 km (0.091 R)
• M15: 12,572,205 km (0.105 R)
• M16: 16,656,526 km (0.101 R)
• M17: 17,776,266 km (0.117 R)
• M18: 22,422,776 km (0.098 R)
• M19: 23,670,123 km (0.041 R)
• M20: 23,901,850 km (0.09 R)
• M21: 25,566,127 km (0.03 R)
• M22: 34,458,374 km (0.114 R)
• M23: 34,606,924 km (0.037 R)
• M24: 38,621,383 km (0.102 R)
• M25: 47,559,108 km (0.093 R)
• M26: 48,858,515 km (0.113 R)
• M27: 53,095,725 km (0.038 R)
• M28: 54,897,482 km (0.094 R)
• M29: 61,633,425 km (0.113 R)
• M30: 64,294,921 km (0.09 R)
• M31: 77,987,614 km (0.075 R)
• M32: 80,574,161 km (0.063 R)
• M33: 84,021,494 km (0.114 R)
• M34: 87,014,050 km (0.112 R)
• M35: 95,242,532 km (0.077 R)
• M36: 98,494,490 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 14,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit