🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.47 AU - 0.67 AU

Year: 282 Days

Day: 36.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.6 AU - 0.68 AU

Year: 336 Days

Day: 20.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.2

Radius: 9.2

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.75 AU - 0.89 AU

Year: 487 Days

Day: 8.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,089,706 km

• M1: 114,592 km (0.088 R)
• M2: 429,495 km (0.053 R)
• M3: 790,774 km (0.097 R)
• M4: 1,097,600 km (0.111 R)
• M5: 1,464,563 km (0.076 R)
• M6: 1,863,541 km (0.103 R)
• M7: 2,491,403 km (0.063 R)
• M8: 2,916,111 km (0.074 R)
• M9: 3,229,818 km (0.104 R)
• M10: 3,749,371 km (0.092 R)
• M11: 4,279,845 km (0.071 R)
• M12: 4,594,001 km (0.048 R)
• M13: 4,988,191 km (0.119 R)
• M14: 5,916,895 km (0.107 R)
• M15: 6,232,098 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.1

Radius: 10

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.07 AU - 1.69 AU

Year: 1063 Days

Day: 9.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,089,706 km

• M1: 125,064 km (0.112 R)
• M2: 596,746 km (0.097 R)
• M3: 910,004 km (0.093 R)
• M4: 2,131,171 km (0.117 R)
• M5: 2,517,283 km (0.054 R)
• M6: 2,849,540 km (0.079 R)
• M7: 3,389,589 km (0.03 R)
• M8: 4,123,366 km (0.114 R)
• M9: 5,087,674 km (0.099 R)
• M10: 5,742,613 km (0.119 R)
• M11: 6,323,502 km (0.115 R)
• M12: 6,874,621 km (0.108 R)
• M13: 8,563,431 km (0.079 R)
• M14: 9,210,890 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.9

Radius: 11.3

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.63 AU - 2.03 AU

Year: 1624 Days

Day: 5.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,089,706 km

• M1: 140,472 km (0.075 R)
• M2: 494,870 km (0.03 R)
• M3: 908,807 km (0.038 R)
• M4: 2,036,775 km (0.097 R)
• M5: 3,439,105 km (0.077 R)
• M6: 4,217,164 km (0.086 R)
• M7: 4,985,648 km (0.098 R)
• M8: 5,599,448 km (0.119 R)
• M9: 6,310,637 km (0.082 R)
• M10: 6,952,561 km (0.099 R)
• M11: 8,989,934 km (0.04 R)
• M12: 9,611,514 km (0.056 R)
• M13: 10,529,596 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.6

Radius: 14

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.35 AU - 2.43 AU

Year: 2424 Days

Day: 6 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,089,706 km

• M1: 174,132 km (0.116 R)
• M2: 649,554 km (0.099 R)
• M3: 2,348,088 km (0.118 R)
• M4: 3,996,657 km (0.085 R)
• M5: 4,483,149 km (0.045 R)
• M6: 6,160,590 km (0.09 R)
• M7: 8,647,954 km (0.115 R)
• M8: 10,189,560 km (0.063 R)
• M9: 11,662,351 km (0.088 R)
• M10: 12,239,499 km (0.051 R)
• M11: 17,834,759 km (0.091 R)
• M12: 18,490,746 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.3

Radius: 12.7

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.12 AU - 6.82 AU

Year: 8392 Days

Day: 13.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,089,706 km

• M1: 157,975 km (0.083 R)
• M2: 591,660 km (0.114 R)
• M3: 1,024,596 km (0.074 R)
• M4: 1,769,743 km (0.059 R)
• M5: 2,927,780 km (0.089 R)
• M6: 3,453,467 km (0.031 R)
• M7: 4,113,792 km (0.076 R)
• M8: 4,539,099 km (0.08 R)
• M9: 5,933,052 km (0.103 R)
• M10: 6,445,125 km (0.103 R)
• M11: 6,848,441 km (0.062 R)
• M12: 9,378,141 km (0.031 R)
• M13: 11,522,776 km (0.108 R)
• M14: 14,426,471 km (0.058 R)
• M15: 14,828,141 km (0.102 R)
• M16: 16,823,328 km (0.089 R)
• M17: 18,050,030 km (0.025 R)
• M18: 21,266,385 km (0.077 R)
• M19: 28,720,248 km (0.057 R)
• M20: 29,174,128 km (0.043 R)
• M21: 30,942,524 km (0.111 R)

Asteroid Belt

Center: 6.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.9

Radius: 6.5

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.26 AU - 8.26 AU

Year: 12833 Days

Day: 22.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,089,706 km

• M1: 81,980 km (0.1 R)
• M2: 516,711 km (0.095 R)
• M3: 907,461 km (0.101 R)
• M4: 1,902,287 km (0.118 R)
• M5: 2,654,614 km (0.101 R)
• M6: 3,276,642 km (0.075 R)
• M7: 4,300,340 km (0.042 R)
• M8: 4,727,891 km (0.111 R)
• M9: 7,163,793 km (0.103 R)
• M10: 13,995,479 km (0.074 R)
• M11: 14,376,505 km (0.116 R)
• M12: 15,969,722 km (0.117 R)
• M13: 19,705,780 km (0.104 R)
• M14: 21,594,752 km (0.049 R)
• M15: 23,831,390 km (0.106 R)
• M16: 25,245,089 km (0.098 R)
• M17: 25,891,053 km (0.103 R)
• M18: 29,286,775 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 14,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit