🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.51 AU - 0.53 AU

Year: 242 Days

Day: 21.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,580,148 km

• M1: 401,221 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.6

Radius: 14

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.76 AU

Year: 386 Days

Day: 7.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,580,148 km

• M1: 174,132 km (0.085 R)
• M2: 626,965 km (0.119 R)
• M3: 1,203,216 km (0.105 R)
• M4: 2,244,566 km (0.11 R)
• M5: 2,762,325 km (0.071 R)
• M6: 3,211,268 km (0.113 R)
• M7: 5,264,947 km (0.108 R)
• M8: 5,739,921 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.8

Radius: 13.5

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.89 AU - 1.37 AU

Year: 776 Days

Day: 10.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,580,148 km

• M1: 167,849 km (0.095 R)
• M2: 866,321 km (0.099 R)
• M3: 1,410,110 km (0.037 R)
• M4: 2,557,974 km (0.08 R)
• M5: 2,991,209 km (0.087 R)
• M6: 3,501,488 km (0.117 R)
• M7: 4,801,643 km (0.11 R)
• M8: 5,226,950 km (0.025 R)
• M9: 6,423,284 km (0.047 R)
• M10: 7,417,362 km (0.062 R)
• M11: 8,086,214 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.9

Radius: 10.1

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.22 AU - 2.54 AU

Year: 2371 Days

Day: 11.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,580,148 km

• M1: 126,261 km (0.119 R)
• M2: 475,123 km (0.108 R)
• M3: 967,898 km (0.093 R)
• M4: 1,607,579 km (0.107 R)
• M5: 2,331,932 km (0.088 R)
• M6: 2,709,816 km (0.117 R)
• M7: 3,277,540 km (0.106 R)
• M8: 3,680,556 km (0.088 R)
• M9: 7,005,070 km (0.106 R)
• M10: 7,438,605 km (0.049 R)
• M11: 8,359,379 km (0.061 R)
• M12: 12,898,777 km (0.082 R)
• M13: 13,462,911 km (0.054 R)
• M14: 14,088,679 km (0.117 R)
• M15: 15,206,324 km (0.062 R)
• M16: 16,132,485 km (0.069 R)
• M17: 16,634,685 km (0.034 R)
• M18: 17,512,525 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.3

Radius: 13

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.02 AU - 3.66 AU

Year: 3941 Days

Day: 5.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,580,148 km

• M1: 165,306 km (0.118 R)
• M2: 727,195 km (0.106 R)
• M3: 1,234,182 km (0.11 R)
• M4: 1,651,710 km (0.095 R)
• M5: 2,083,898 km (0.1 R)
• M6: 2,499,631 km (0.075 R)
• M7: 2,936,905 km (0.08 R)
• M8: 6,410,718 km (0.095 R)
• M9: 8,000,793 km (0.051 R)
• M10: 8,561,337 km (0.114 R)
• M11: 9,148,059 km (0.082 R)
• M12: 9,683,321 km (0.034 R)
• M13: 10,774,787 km (0.111 R)
• M14: 11,946,437 km (0.087 R)
• M15: 13,443,313 km (0.098 R)
• M16: 15,061,663 km (0.088 R)
• M17: 16,413,878 km (0.051 R)
• M18: 16,919,968 km (0.078 R)
• M19: 20,499,995 km (0.064 R)
• M20: 21,685,707 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.5

Radius: 10

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.02 AU - 3.94 AU

Year: 4192 Days

Day: 5.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,580,148 km

• M1: 124,316 km (0.115 R)
• M2: 545,733 km (0.078 R)
• M3: 1,094,159 km (0.113 R)
• M4: 1,565,243 km (0.119 R)
• M5: 2,041,113 km (0.085 R)
• M6: 3,766,874 km (0.08 R)
• M7: 4,627,511 km (0.085 R)
• M8: 6,786,507 km (0.118 R)
• M9: 7,911,483 km (0.07 R)
• M10: 8,810,267 km (0.106 R)
• M11: 11,427,931 km (0.108 R)
• M12: 11,878,071 km (0.034 R)
• M13: 12,496,509 km (0.08 R)
• M14: 13,217,869 km (0.076 R)
• M15: 14,437,990 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.2

Radius: 6.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.94 AU - 10.18 AU

Year: 17608 Days

Day: 24.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,580,148 km

• M1: 83,476 km (0.048 R)
• M2: 388,655 km (0.049 R)
• M3: 613,501 km (0.096 R)
• M4: 1,191,846 km (0.103 R)
• M5: 1,702,424 km (0.101 R)
• M6: 2,768,009 km (0.087 R)
• M7: 3,612,639 km (0.081 R)
• M8: 3,945,494 km (0.086 R)
• M9: 4,298,695 km (0.111 R)
• M10: 5,215,131 km (0.088 R)
• M11: 6,288,945 km (0.084 R)
• M12: 6,561,662 km (0.111 R)
• M13: 7,130,882 km (0.052 R)
• M14: 8,165,351 km (0.096 R)
• M15: 9,561,398 km (0.109 R)
• M16: 12,229,925 km (0.113 R)
• M17: 14,456,989 km (0.06 R)
• M18: 23,622,701 km (0.085 R)
• M19: 25,899,281 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 17,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit