🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.49 AU - 0.61 AU

Year: 148 Days

Day: 37.4 Hours

Environment

Temp: 250 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,063,365 km

• M1: 314,604 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.72 AU - 1.1 AU

Year: 314 Days

Day: 30.6 Hours

Environment

Temp: 105 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.07 AU - 1.41 AU

Year: 499 Days

Day: 23.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,063,365 km

• M1: 293,810 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.06 AU - 1.5 AU

Year: 524 Days

Day: 39.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.7

Radius: 13.2

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.21 AU - 6.11 AU

Year: 4870 Days

Day: 7.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,063,365 km

• M1: 172,935 km (0.033 R)
• M2: 650,003 km (0.11 R)
• M3: 1,186,012 km (0.025 R)
• M4: 1,935,198 km (0.032 R)
• M5: 3,001,083 km (0.115 R)
• M6: 3,805,471 km (0.093 R)
• M7: 4,378,281 km (0.115 R)
• M8: 4,800,147 km (0.116 R)
• M9: 5,222,162 km (0.079 R)
• M10: 6,263,812 km (0.055 R)
• M11: 9,349,717 km (0.062 R)
• M12: 9,927,016 km (0.08 R)
• M13: 10,484,417 km (0.047 R)
• M14: 11,107,791 km (0.119 R)
• M15: 11,945,689 km (0.103 R)
• M16: 12,925,705 km (0.107 R)
• M17: 17,884,575 km (0.064 R)
• M18: 18,840,505 km (0.1 R)
• M19: 20,508,970 km (0.088 R)
• M20: 21,769,931 km (0.088 R)
• M21: 23,156,404 km (0.081 R)
• M22: 25,226,839 km (0.058 R)
• M23: 25,783,193 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.4

Radius: 12.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.49 AU - 9.39 AU

Year: 8868 Days

Day: 14.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,063,365 km

• M1: 155,582 km (0.064 R)
• M2: 712,086 km (0.074 R)
• M3: 1,150,408 km (0.118 R)
• M4: 1,739,225 km (0.085 R)
• M5: 2,538,676 km (0.051 R)
• M6: 4,320,985 km (0.075 R)
• M7: 6,138,001 km (0.104 R)
• M8: 6,735,943 km (0.098 R)
• M9: 8,215,466 km (0.095 R)
• M10: 12,331,502 km (0.111 R)
• M11: 12,916,280 km (0.099 R)
• M12: 13,947,907 km (0.092 R)
• M13: 14,533,284 km (0.099 R)
• M14: 15,442,240 km (0.112 R)
• M15: 16,016,098 km (0.111 R)
• M16: 16,766,929 km (0.118 R)
• M17: 17,429,199 km (0.069 R)
• M18: 17,994,230 km (0.038 R)
• M19: 21,323,531 km (0.094 R)
• M20: 21,839,793 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.4

Radius: 12.8

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 9.43 AU - 11.49 AU

Year: 12235 Days

Day: 10.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,063,365 km

• M1: 210,933 km (0.101 R)
• M2: 705,803 km (0.101 R)
• M3: 1,310,627 km (0.081 R)
• M4: 6,109,427 km (0.093 R)
• M5: 6,588,290 km (0.069 R)
• M6: 8,680,716 km (0.03 R)
• M7: 10,540,068 km (0.114 R)
• M8: 12,198,809 km (0.091 R)
• M9: 12,703,103 km (0.064 R)
• M10: 13,379,734 km (0.088 R)
• M11: 13,807,883 km (0.106 R)
• M12: 15,495,647 km (0.1 R)
• M13: 19,142,544 km (0.1 R)
• M14: 22,640,142 km (0.106 R)
• M15: 23,480,134 km (0.073 R)
• M16: 24,182,945 km (0.067 R)
• M17: 26,626,925 km (0.113 R)
• M18: 29,231,424 km (0.048 R)
• M19: 29,862,727 km (0.054 R)
• M20: 31,246,208 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.4

Radius: 11.7

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.97 AU - 15.11 AU

Year: 16060 Days

Day: 8.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,063,365 km

• M1: 149,149 km (0.12 R)
• M2: 542,292 km (0.096 R)
• M3: 917,933 km (0.096 R)
• M4: 1,811,630 km (0.111 R)
• M5: 3,089,046 km (0.051 R)
• M6: 3,507,621 km (0.076 R)
• M7: 4,238,407 km (0.096 R)
• M8: 5,578,056 km (0.04 R)
• M9: 9,285,839 km (0.109 R)
• M10: 10,335,268 km (0.067 R)
• M11: 10,859,309 km (0.025 R)
• M12: 12,150,937 km (0.086 R)
• M13: 14,099,749 km (0.107 R)
• M14: 15,863,508 km (0.097 R)
• M15: 19,471,659 km (0.096 R)
• M16: 22,128,667 km (0.108 R)
• M17: 28,376,472 km (0.037 R)
• M18: 28,830,651 km (0.105 R)
• M19: 30,695,688 km (0.066 R)
• M20: 42,857,696 km (0.115 R)
• M21: 45,748,226 km (0.038 R)
• M22: 53,971,321 km (0.098 R)
• M23: 62,935,525 km (0.043 R)
• M24: 65,272,842 km (0.107 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 19,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit