🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.71 AU - 0.97 AU

Year: 286 Days

Day: 41.4 Hours

Environment

Temp: 106 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.22 AU - 1.3 AU

Year: 525 Days

Day: 35.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 46,064,926 km

• M1: 41,139 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.22 AU - 1.5 AU

Year: 588 Days

Day: 14.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,064,926 km

• M1: 939,923 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.93 AU - 3.97 AU

Year: 2376 Days

Day: 12.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,064,926 km

• M1: 3,051,797 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.93 AU - 4.97 AU

Year: 3481 Days

Day: 12.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745

Radius: 12.9

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.88 AU - 6.88 AU

Year: 5976 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,064,926 km

• M1: 166,802 km (0.089 R)
• M2: 589,565 km (0.055 R)
• M3: 1,109,867 km (0.08 R)
• M4: 1,528,741 km (0.11 R)
• M5: 3,085,755 km (0.075 R)
• M6: 4,778,455 km (0.083 R)
• M7: 6,506,460 km (0.087 R)
• M8: 8,948,645 km (0.112 R)
• M9: 10,352,322 km (0.09 R)
• M10: 11,497,793 km (0.049 R)
• M11: 12,152,733 km (0.111 R)
• M12: 14,210,601 km (0.053 R)
• M13: 14,965,173 km (0.105 R)
• M14: 16,240,494 km (0.073 R)
• M15: 17,065,527 km (0.114 R)
• M16: 18,456,936 km (0.063 R)
• M17: 19,285,410 km (0.111 R)
• M18: 20,868,305 km (0.118 R)
• M19: 21,314,705 km (0.099 R)
• M20: 22,927,519 km (0.118 R)
• M21: 28,072,788 km (0.032 R)
• M22: 31,639,950 km (0.093 R)
• M23: 32,626,697 km (0.063 R)
• M24: 33,837,842 km (0.095 R)
• M25: 34,661,677 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.1

Radius: 12.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.25 AU - 7.33 AU

Year: 6562 Days

Day: 11.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,064,926 km

• M1: 151,692 km (0.114 R)
• M2: 543,639 km (0.098 R)
• M3: 1,003,652 km (0.066 R)
• M4: 1,798,316 km (0.089 R)
• M5: 2,596,570 km (0.1 R)
• M6: 3,483,087 km (0.094 R)
• M7: 4,642,620 km (0.114 R)
• M8: 6,076,666 km (0.089 R)
• M9: 8,670,693 km (0.082 R)
• M10: 9,530,581 km (0.119 R)
• M11: 9,935,692 km (0.115 R)
• M12: 16,888,253 km (0.119 R)
• M13: 17,954,736 km (0.087 R)
• M14: 19,710,417 km (0.096 R)
• M15: 20,592,596 km (0.115 R)
• M16: 22,673,801 km (0.093 R)
• M17: 23,479,087 km (0.096 R)
• M18: 26,009,385 km (0.109 R)
• M19: 27,160,541 km (0.092 R)
• M20: 28,437,658 km (0.11 R)
• M21: 28,903,505 km (0.112 R)
• M22: 30,428,057 km (0.057 R)
• M23: 36,954,863 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393

Radius: 10.4

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.25 AU - 10.55 AU

Year: 12438 Days

Day: 9.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,064,926 km

• M1: 129,851 km (0.066 R)
• M2: 530,923 km (0.093 R)
• M3: 864,376 km (0.095 R)
• M4: 1,369,569 km (0.106 R)
• M5: 1,720,824 km (0.061 R)
• M6: 2,344,797 km (0.066 R)
• M7: 2,960,392 km (0.095 R)
• M8: 3,807,116 km (0.087 R)
• M9: 5,940,531 km (0.107 R)
• M10: 6,330,832 km (0.085 R)
• M11: 8,370,450 km (0.088 R)
• M12: 10,658,699 km (0.106 R)
• M13: 11,183,338 km (0.105 R)
• M14: 11,946,736 km (0.089 R)
• M15: 14,069,081 km (0.099 R)
• M16: 14,958,740 km (0.028 R)
• M17: 15,885,199 km (0.084 R)
• M18: 17,706,853 km (0.106 R)
• M19: 18,593,071 km (0.109 R)
• M20: 22,012,130 km (0.085 R)
• M21: 24,360,966 km (0.118 R)
• M22: 29,859,585 km (0.12 R)
• M23: 32,294,740 km (0.103 R)
• M24: 35,549,989 km (0.052 R)
• M25: 36,485,275 km (0.106 R)
• M26: 36,840,121 km (0.077 R)
• M27: 42,443,758 km (0.073 R)
• M28: 43,099,446 km (0.066 R)
• M29: 45,243,034 km (0.103 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: 272 - 19,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit