🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.44 AU - 0.68 AU

Year: 153 Days

Day: 24.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.87 AU - 1.45 AU

Year: 456 Days

Day: 26.2 Hours

Environment

Temp: -0 °C

Axial Tilt: 45.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.45 AU - 1.49 AU

Year: 651 Days

Day: 20.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.76 AU - 2.62 AU

Year: 1184 Days

Day: 22.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3 AU - 3.74 AU

Year: 2260 Days

Day: 22.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.5

Radius: 11.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.76 AU - 7.96 AU

Year: 6563 Days

Day: 9.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,684,447 km

• M1: 139,575 km (0.102 R)
• M2: 759,808 km (0.091 R)
• M3: 1,390,363 km (0.114 R)
• M4: 2,070,285 km (0.093 R)
• M5: 2,449,964 km (0.079 R)
• M6: 2,859,563 km (0.081 R)
• M7: 3,678,163 km (0.114 R)
• M8: 5,381,335 km (0.095 R)
• M9: 6,192,005 km (0.064 R)
• M10: 6,776,484 km (0.106 R)
• M11: 8,089,654 km (0.091 R)
• M12: 8,539,645 km (0.099 R)
• M13: 8,969,589 km (0.118 R)
• M14: 10,029,789 km (0.056 R)
• M15: 10,754,142 km (0.087 R)
• M16: 12,217,359 km (0.064 R)
• M17: 12,764,139 km (0.102 R)
• M18: 13,857,999 km (0.119 R)
• M19: 18,624,486 km (0.087 R)
• M20: 22,983,020 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.6

Radius: 9.1

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.53 AU - 10.65 AU

Year: 9196 Days

Day: 10.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,684,447 km

• M1: 113,246 km (0.077 R)
• M2: 531,970 km (0.074 R)
• M3: 967,001 km (0.108 R)
• M4: 1,602,492 km (0.115 R)
• M5: 2,063,403 km (0.117 R)
• M6: 2,381,000 km (0.075 R)
• M7: 2,897,860 km (0.051 R)
• M8: 3,439,853 km (0.084 R)
• M9: 4,183,355 km (0.073 R)
• M10: 4,491,975 km (0.082 R)
• M11: 4,999,112 km (0.055 R)
• M12: 6,270,844 km (0.12 R)
• M13: 6,866,393 km (0.061 R)
• M14: 7,257,442 km (0.071 R)
• M15: 7,871,840 km (0.108 R)
• M16: 8,789,623 km (0.111 R)
• M17: 9,345,379 km (0.076 R)
• M18: 9,924,173 km (0.098 R)
• M19: 12,481,399 km (0.05 R)
• M20: 15,917,064 km (0.101 R)
• M21: 21,139,974 km (0.088 R)
• M22: 22,137,194 km (0.104 R)
• M23: 22,991,846 km (0.096 R)
• M24: 27,500,277 km (0.082 R)
• M25: 28,788,465 km (0.119 R)
• M26: 30,116,445 km (0.111 R)
• M27: 31,484,817 km (0.082 R)
• M28: 34,800,055 km (0.059 R)
• M29: 37,135,128 km (0.075 R)
• M30: 39,076,909 km (0.101 R)
• M31: 39,697,291 km (0.115 R)
• M32: 45,170,927 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.9

Radius: 11

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.63 AU - 8.95 AU

Year: 9519 Days

Day: 6.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,684,447 km

• M1: 137,181 km (0.099 R)
• M2: 1,056,011 km (0.042 R)
• M3: 1,556,117 km (0.036 R)
• M4: 2,292,737 km (0.062 R)
• M5: 4,974,279 km (0.066 R)
• M6: 5,362,485 km (0.091 R)
• M7: 9,202,663 km (0.068 R)
• M8: 16,623,615 km (0.116 R)
• M9: 18,453,795 km (0.079 R)
• M10: 20,353,389 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497

Radius: 10.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.83 AU - 12.75 AU

Year: 13856 Days

Day: 9 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,684,447 km

• M1: 131,796 km (0.114 R)
• M2: 669,899 km (0.105 R)
• M3: 1,254,528 km (0.106 R)
• M4: 2,230,654 km (0.08 R)
• M5: 3,038,931 km (0.111 R)
• M6: 3,812,203 km (0.078 R)
• M7: 5,397,641 km (0.106 R)
• M8: 7,468,374 km (0.044 R)
• M9: 7,858,975 km (0.052 R)
• M10: 9,113,502 km (0.049 R)
• M11: 9,560,052 km (0.094 R)
• M12: 10,496,983 km (0.089 R)
• M13: 11,723,985 km (0.119 R)
• M14: 12,920,170 km (0.103 R)
• M15: 13,547,882 km (0.068 R)
• M16: 14,195,940 km (0.096 R)
• M17: 15,206,624 km (0.107 R)
• M18: 17,220,510 km (0.102 R)
• M19: 17,750,535 km (0.089 R)
• M20: 21,858,493 km (0.028 R)
• M21: 27,064,349 km (0.048 R)
• M22: 28,300,925 km (0.089 R)
• M23: 30,997,427 km (0.1 R)
• M24: 32,465,132 km (0.104 R)
• M25: 34,933,197 km (0.116 R)
• M26: 35,905,434 km (0.085 R)
• M27: 42,807,730 km (0.054 R)
• M28: 45,626,902 km (0.091 R)
• M29: 46,205,098 km (0.082 R)
• M30: 46,934,986 km (0.102 R)
• M31: 48,567,398 km (0.053 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 12.1

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 10.21 AU - 13.13 AU

Year: 14561 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,684,447 km

• M1: 153,936 km (0.094 R)
• M2: 572,661 km (0.085 R)
• M3: 2,805,110 km (0.106 R)
• M4: 3,421,154 km (0.045 R)
• M5: 5,027,685 km (0.092 R)
• M6: 6,017,574 km (0.07 R)
• M7: 7,443,691 km (0.115 R)
• M8: 9,449,499 km (0.111 R)
• M9: 10,778,676 km (0.1 R)
• M10: 15,811,149 km (0.097 R)
• M11: 21,204,002 km (0.093 R)
• M12: 21,942,567 km (0.081 R)
• M13: 26,105,277 km (0.055 R)
• M14: 26,953,796 km (0.044 R)
• M15: 30,884,181 km (0.055 R)
• M16: 33,417,322 km (0.113 R)
• M17: 38,347,769 km (0.101 R)
• M18: 45,851,897 km (0.029 R)
• M19: 50,109,153 km (0.108 R)
• M20: 51,254,474 km (0.067 R)
• M21: 51,750,691 km (0.1 R)
• M22: 54,451,082 km (0.12 R)
• M23: 57,778,288 km (0.114 R)
• M24: 59,400,677 km (0.097 R)
• M25: 61,053,135 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 12,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit