🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.6 AU - 0.72 AU

Year: 352 Days

Day: 46.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.8

Radius: 12.8

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.79 AU - 1.21 AU

Year: 656 Days

Day: 11.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,763,293 km

• M1: 159,322 km (0.079 R)
• M2: 621,130 km (0.07 R)
• M3: 1,955,543 km (0.101 R)
• M4: 2,783,418 km (0.099 R)
• M5: 3,317,931 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.5

Radius: 14

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.6 AU - 1.84 AU

Year: 1480 Days

Day: 10.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,763,293 km

• M1: 174,282 km (0.09 R)
• M2: 758,461 km (0.115 R)
• M3: 1,213,688 km (0.078 R)
• M4: 1,877,752 km (0.091 R)
• M5: 2,900,104 km (0.097 R)
• M6: 4,449,190 km (0.078 R)
• M7: 4,920,573 km (0.055 R)
• M8: 6,131,418 km (0.05 R)
• M9: 8,864,272 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315

Radius: 9.7

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.23 AU - 2.67 AU

Year: 2516 Days

Day: 11.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,763,293 km

• M1: 121,773 km (0.066 R)
• M2: 573,409 km (0.036 R)
• M3: 948,600 km (0.097 R)
• M4: 1,658,292 km (0.104 R)
• M5: 2,083,300 km (0.096 R)
• M6: 3,108,644 km (0.111 R)
• M7: 3,707,933 km (0.061 R)
• M8: 4,044,528 km (0.057 R)
• M9: 4,578,144 km (0.118 R)
• M10: 5,376,547 km (0.104 R)
• M11: 6,022,361 km (0.092 R)
• M12: 6,641,846 km (0.09 R)
• M13: 7,140,456 km (0.116 R)
• M14: 8,153,982 km (0.107 R)
• M15: 8,482,050 km (0.116 R)
• M16: 9,069,521 km (0.107 R)
• M17: 10,222,471 km (0.105 R)
• M18: 10,604,245 km (0.053 R)
• M19: 12,618,730 km (0.096 R)
• M20: 13,757,918 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.4

Radius: 13.2

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.91 AU - 3.05 AU

Year: 2562 Days

Day: 7.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,763,293 km

• M1: 164,258 km (0.049 R)
• M2: 589,116 km (0.106 R)
• M3: 1,363,585 km (0.057 R)
• M4: 1,849,628 km (0.1 R)
• M5: 2,614,821 km (0.103 R)
• M6: 3,953,573 km (0.035 R)
• M7: 4,504,242 km (0.069 R)
• M8: 5,203,014 km (0.046 R)
• M9: 6,163,283 km (0.075 R)
• M10: 7,207,925 km (0.034 R)
• M11: 9,242,755 km (0.051 R)
• M12: 9,797,015 km (0.036 R)
• M13: 10,295,176 km (0.115 R)
• M14: 11,425,837 km (0.097 R)
• M15: 14,029,139 km (0.088 R)
• M16: 16,625,859 km (0.083 R)
• M17: 17,895,795 km (0.085 R)
• M18: 19,289,000 km (0.102 R)
• M19: 21,384,716 km (0.119 R)

Asteroid Belt

Center: 3.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.2

Radius: 13.4

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.43 AU - 5.57 AU

Year: 6262 Days

Day: 8.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,763,293 km

• M1: 166,802 km (0.114 R)
• M2: 1,236,726 km (0.11 R)
• M3: 2,244,566 km (0.107 R)
• M4: 4,534,012 km (0.061 R)
• M5: 5,111,310 km (0.074 R)
• M6: 6,617,163 km (0.1 R)
• M7: 7,660,309 km (0.073 R)
• M8: 9,232,582 km (0.092 R)
• M9: 11,254,098 km (0.052 R)
• M10: 12,264,632 km (0.072 R)
• M11: 12,738,558 km (0.047 R)
• M12: 15,174,909 km (0.115 R)
• M13: 16,598,333 km (0.098 R)
• M14: 21,783,694 km (0.081 R)
• M15: 25,415,332 km (0.094 R)
• M16: 25,928,303 km (0.1 R)
• M17: 28,414,021 km (0.071 R)
• M18: 30,571,522 km (0.062 R)
• M19: 31,937,201 km (0.105 R)
• M20: 32,735,604 km (0.104 R)
• M21: 34,164,713 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.4

Radius: 5.4

Gravity: 22.72 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.94 AU - 8.86 AU

Year: 15971 Days

Day: 17.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,763,293 km

• M1: 67,469 km (0.118 R)
• M2: 419,921 km (0.067 R)
• M3: 1,042,099 km (0.101 R)
• M4: 1,677,890 km (0.079 R)
• M5: 1,884,784 km (0.026 R)
• M6: 2,128,030 km (0.117 R)
• M7: 2,770,253 km (0.092 R)
• M8: 8,750,578 km (0.04 R)
• M9: 10,368,030 km (0.043 R)
• M10: 13,219,665 km (0.038 R)
• M11: 14,896,806 km (0.071 R)
• M12: 15,411,573 km (0.028 R)
• M13: 18,164,323 km (0.115 R)
• M14: 20,409,637 km (0.113 R)
• M15: 21,505,741 km (0.03 R)
• M16: 23,914,267 km (0.103 R)
• M17: 27,360,852 km (0.057 R)
• M18: 29,145,106 km (0.058 R)
• M19: 31,124,435 km (0.026 R)
• M20: 34,576,855 km (0.102 R)
• M21: 40,503,923 km (0.107 R)
• M22: 49,628,346 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 11,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit