🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.44 AU - 0.72 AU

Year: 155 Days

Day: 44.1 Hours

Environment

Temp: 200 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.89 AU - 1.29 AU

Year: 400 Days

Day: 43.6 Hours

Environment

Temp: 41 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.66 AU - 1.9 AU

Year: 835 Days

Day: 16.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.48 AU - 5.14 AU

Year: 3145 Days

Day: 12 Hours

Environment

Temp: -129 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.3

Radius: 8.4

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.23 AU - 6.79 AU

Year: 5178 Days

Day: 5.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,043,297 km

• M1: 106,813 km (0.1 R)
• M2: 404,812 km (0.045 R)
• M3: 823,686 km (0.112 R)
• M4: 1,518,119 km (0.113 R)
• M5: 1,913,207 km (0.089 R)
• M6: 2,265,361 km (0.09 R)
• M7: 3,874,286 km (0.109 R)
• M8: 5,828,931 km (0.091 R)
• M9: 6,769,154 km (0.088 R)
• M10: 7,069,995 km (0.073 R)
• M11: 7,806,914 km (0.08 R)
• M12: 9,147,611 km (0.047 R)
• M13: 9,515,771 km (0.104 R)
• M14: 9,979,225 km (0.108 R)
• M15: 10,282,011 km (0.074 R)
• M16: 11,227,171 km (0.116 R)
• M17: 12,229,028 km (0.066 R)
• M18: 15,021,122 km (0.112 R)
• M19: 17,391,052 km (0.055 R)
• M20: 22,192,545 km (0.077 R)
• M21: 22,634,756 km (0.101 R)
• M22: 23,309,143 km (0.11 R)
• M23: 24,384,603 km (0.07 R)
• M24: 24,934,674 km (0.111 R)
• M25: 25,412,639 km (0.05 R)
• M26: 27,470,358 km (0.048 R)
• M27: 28,065,907 km (0.104 R)
• M28: 29,547,973 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.9

Radius: 8.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.19 AU - 7.29 AU

Year: 5478 Days

Day: 9.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,043,297 km

• M1: 110,702 km (0.107 R)
• M2: 509,530 km (0.079 R)
• M3: 969,394 km (0.119 R)
• M4: 2,402,991 km (0.066 R)
• M5: 2,858,367 km (0.108 R)
• M6: 3,458,404 km (0.088 R)
• M7: 4,323,678 km (0.071 R)
• M8: 4,729,686 km (0.099 R)
• M9: 5,022,001 km (0.053 R)
• M10: 5,743,212 km (0.051 R)
• M11: 6,234,641 km (0.109 R)
• M12: 8,194,223 km (0.118 R)
• M13: 10,570,735 km (0.085 R)
• M14: 12,040,385 km (0.061 R)
• M15: 12,332,998 km (0.118 R)
• M16: 16,378,573 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.3

Radius: 8.9

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.95 AU - 7.01 AU

Year: 5798 Days

Day: 9.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,043,297 km

• M1: 113,395 km (0.059 R)
• M2: 427,551 km (0.07 R)
• M3: 724,502 km (0.109 R)
• M4: 1,277,566 km (0.071 R)
• M5: 1,805,796 km (0.087 R)
• M6: 2,182,184 km (0.115 R)
• M7: 3,908,394 km (0.079 R)
• M8: 4,594,300 km (0.118 R)
• M9: 6,236,286 km (0.077 R)
• M10: 6,527,404 km (0.078 R)
• M11: 7,491,861 km (0.061 R)
• M12: 8,275,455 km (0.119 R)
• M13: 9,403,872 km (0.062 R)
• M14: 10,815,477 km (0.096 R)
• M15: 11,571,844 km (0.037 R)
• M16: 12,566,520 km (0.088 R)
• M17: 13,295,960 km (0.111 R)
• M18: 15,126,888 km (0.074 R)
• M19: 16,376,030 km (0.106 R)
• M20: 16,807,171 km (0.055 R)
• M21: 17,436,380 km (0.103 R)
• M22: 17,821,445 km (0.106 R)
• M23: 18,277,718 km (0.09 R)
• M24: 19,693,662 km (0.106 R)
• M25: 22,818,462 km (0.099 R)
• M26: 25,759,706 km (0.059 R)
• M27: 27,884,295 km (0.059 R)
• M28: 28,765,875 km (0.112 R)
• M29: 29,756,961 km (0.098 R)
• M30: 31,051,132 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.7

Radius: 8.7

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.54 AU - 13.6 AU

Year: 15663 Days

Day: 10.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,043,297 km

• M1: 110,852 km (0.101 R)
• M2: 1,288,486 km (0.118 R)
• M3: 2,334,325 km (0.098 R)
• M4: 3,521,534 km (0.092 R)
• M5: 5,974,490 km (0.074 R)
• M6: 6,465,321 km (0.12 R)
• M7: 6,763,918 km (0.1 R)
• M8: 7,206,578 km (0.088 R)
• M9: 7,715,510 km (0.098 R)
• M10: 8,909,451 km (0.109 R)
• M11: 10,051,331 km (0.094 R)
• M12: 17,502,801 km (0.12 R)
• M13: 18,507,800 km (0.092 R)
• M14: 19,906,839 km (0.086 R)
• M15: 21,563,486 km (0.1 R)
• M16: 25,889,856 km (0.041 R)
• M17: 28,198,899 km (0.073 R)
• M18: 28,768,269 km (0.108 R)
• M19: 29,461,655 km (0.118 R)
• M20: 33,475,815 km (0.059 R)
• M21: 34,630,710 km (0.09 R)
• M22: 35,547,296 km (0.06 R)
• M23: 35,944,928 km (0.056 R)
• M24: 37,428,639 km (0.105 R)
• M25: 38,952,593 km (0.068 R)
• M26: 41,976,265 km (0.055 R)
• M27: 44,229,508 km (0.071 R)
• M28: 50,462,952 km (0.028 R)
• M29: 54,928,748 km (0.061 R)
• M30: 56,714,348 km (0.113 R)
• M31: 61,346,796 km (0.058 R)
• M32: 64,637,201 km (0.096 R)
• M33: 65,428,125 km (0.114 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 19,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit