🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.91 AU - 1.25 AU

Year: 421 Days

Day: 32.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 45.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.12 AU - 1.54 AU

Year: 575 Days

Day: 28.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.58 AU - 3.34 AU

Year: 1908 Days

Day: 21.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.9

Radius: 11.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.94 AU - 5.48 AU

Year: 3831 Days

Day: 6.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,926,265 km

• M1: 145,559 km (0.112 R)
• M2: 570,417 km (0.084 R)
• M3: 947,703 km (0.092 R)
• M4: 1,360,892 km (0.05 R)
• M5: 1,835,117 km (0.117 R)
• M6: 2,614,372 km (0.071 R)
• M7: 2,986,572 km (0.088 R)
• M8: 4,129,350 km (0.036 R)
• M9: 4,591,907 km (0.09 R)
• M10: 5,262,703 km (0.04 R)
• M11: 5,970,301 km (0.062 R)
• M12: 6,390,073 km (0.03 R)
• M13: 8,034,602 km (0.052 R)
• M14: 8,937,426 km (0.11 R)
• M15: 9,339,245 km (0.104 R)
• M16: 9,906,670 km (0.034 R)
• M17: 11,489,864 km (0.056 R)
• M18: 13,567,031 km (0.035 R)
• M19: 14,998,533 km (0.116 R)
• M20: 16,365,558 km (0.098 R)
• M21: 20,020,085 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.4

Radius: 14.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.19 AU - 5.69 AU

Year: 4115 Days

Day: 7.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,926,265 km

• M1: 179,368 km (0.104 R)
• M2: 658,081 km (0.067 R)
• M3: 1,373,009 km (0.043 R)
• M4: 2,293,934 km (0.096 R)
• M5: 2,742,428 km (0.079 R)
• M6: 3,537,391 km (0.072 R)
• M7: 4,208,786 km (0.117 R)
• M8: 5,115,350 km (0.064 R)
• M9: 6,206,666 km (0.096 R)
• M10: 8,738,311 km (0.109 R)
• M11: 9,379,039 km (0.067 R)
• M12: 10,295,774 km (0.096 R)
• M13: 10,839,862 km (0.051 R)
• M14: 11,447,229 km (0.119 R)
• M15: 12,031,409 km (0.085 R)
• M16: 16,468,930 km (0.065 R)
• M17: 17,862,734 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.7

Radius: 13.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.93 AU - 6.59 AU

Year: 5869 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,926,265 km

• M1: 169,644 km (0.055 R)
• M2: 937,231 km (0.054 R)
• M3: 1,484,460 km (0.116 R)
• M4: 2,410,470 km (0.099 R)
• M5: 3,216,504 km (0.107 R)
• M6: 5,095,902 km (0.092 R)
• M7: 5,879,047 km (0.112 R)
• M8: 6,539,372 km (0.049 R)
• M9: 9,763,505 km (0.055 R)
• M10: 12,148,993 km (0.076 R)
• M11: 13,084,877 km (0.063 R)
• M12: 15,972,714 km (0.106 R)
• M13: 16,715,916 km (0.093 R)
• M14: 19,800,325 km (0.041 R)
• M15: 20,970,480 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.3

Radius: 14.1

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.41 AU - 7.63 AU

Year: 6239 Days

Day: 12.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,926,265 km

• M1: 175,329 km (0.025 R)
• M2: 680,371 km (0.1 R)
• M3: 1,586,635 km (0.099 R)
• M4: 2,137,155 km (0.055 R)
• M5: 2,590,586 km (0.084 R)
• M6: 3,527,667 km (0.067 R)
• M7: 5,980,175 km (0.057 R)
• M8: 6,895,115 km (0.12 R)
• M9: 7,369,191 km (0.12 R)
• M10: 8,612,499 km (0.068 R)
• M11: 10,076,763 km (0.102 R)
• M12: 10,600,206 km (0.066 R)
• M13: 11,606,850 km (0.083 R)
• M14: 13,081,287 km (0.113 R)
• M15: 15,124,046 km (0.116 R)
• M16: 16,699,311 km (0.1 R)
• M17: 17,186,551 km (0.088 R)
• M18: 20,380,765 km (0.102 R)
• M19: 22,300,405 km (0.112 R)
• M20: 25,683,112 km (0.109 R)
• M21: 27,412,314 km (0.09 R)
• M22: 28,434,666 km (0.053 R)
• M23: 29,393,887 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 17,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit