🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.57 AU - 0.67 AU

Year: 310 Days

Day: 19.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,670,054 km

• M1: 51,013 km (0.069 R)

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 11.3

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.9 AU - 1.44 AU

Year: 805 Days

Day: 6.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,670,054 km

• M1: 140,772 km (0.054 R)
• M2: 524,789 km (0.097 R)
• M3: 912,098 km (0.071 R)
• M4: 1,587,682 km (0.101 R)
• M5: 2,159,146 km (0.11 R)
• M6: 2,946,180 km (0.075 R)
• M7: 4,060,984 km (0.065 R)
• M8: 4,897,385 km (0.052 R)
• M9: 5,473,936 km (0.089 R)
• M10: 6,312,581 km (0.118 R)
• M11: 6,783,964 km (0.063 R)
• M12: 7,456,556 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 9

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.22 AU - 1.88 AU

Year: 1227 Days

Day: 10.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,670,054 km

• M1: 112,049 km (0.12 R)
• M2: 451,636 km (0.081 R)
• M3: 1,250,788 km (0.088 R)
• M4: 1,687,464 km (0.056 R)
• M5: 2,201,183 km (0.09 R)
• M6: 2,649,229 km (0.076 R)
• M7: 3,003,626 km (0.045 R)
• M8: 3,939,211 km (0.112 R)
• M9: 4,296,750 km (0.084 R)
• M10: 4,940,918 km (0.077 R)
• M11: 5,337,203 km (0.1 R)
• M12: 5,711,796 km (0.064 R)
• M13: 6,215,941 km (0.057 R)
• M14: 6,941,940 km (0.063 R)
• M15: 7,465,233 km (0.099 R)
• M16: 8,646,907 km (0.064 R)
• M17: 9,135,344 km (0.067 R)
• M18: 9,461,018 km (0.116 R)
• M19: 9,794,472 km (0.12 R)
• M20: 10,875,316 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.4

Radius: 10.3

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.68 AU - 1.86 AU

Year: 1497 Days

Day: 5.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,670,054 km

• M1: 128,205 km (0.041 R)
• M2: 451,337 km (0.104 R)
• M3: 936,931 km (0.058 R)
• M4: 1,292,974 km (0.114 R)
• M5: 1,955,693 km (0.059 R)
• M6: 2,501,875 km (0.079 R)
• M7: 3,007,216 km (0.092 R)
• M8: 3,411,131 km (0.085 R)
• M9: 4,961,563 km (0.052 R)
• M10: 5,444,465 km (0.106 R)
• M11: 5,827,136 km (0.079 R)
• M12: 6,622,847 km (0.118 R)
• M13: 7,234,403 km (0.105 R)
• M14: 8,513,914 km (0.056 R)
• M15: 9,416,887 km (0.062 R)
• M16: 11,106,894 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.1

Radius: 12.8

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.78 AU - 2.02 AU

Year: 1665 Days

Day: 8.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,670,054 km

• M1: 163,361 km (0.099 R)
• M2: 606,470 km (0.047 R)
• M3: 1,051,972 km (0.1 R)
• M4: 1,567,337 km (0.046 R)
• M5: 2,213,899 km (0.12 R)
• M6: 2,913,269 km (0.067 R)
• M7: 3,880,569 km (0.074 R)
• M8: 4,469,236 km (0.102 R)
• M9: 4,986,695 km (0.112 R)
• M10: 6,167,471 km (0.042 R)
• M11: 6,784,263 km (0.065 R)
• M12: 7,699,054 km (0.103 R)
• M13: 8,322,878 km (0.083 R)
• M14: 10,940,391 km (0.031 R)
• M15: 11,729,969 km (0.116 R)
• M16: 12,197,911 km (0.085 R)
• M17: 12,597,337 km (0.026 R)
• M18: 15,690,573 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 8.2

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.49 AU - 3.75 AU

Year: 4379 Days

Day: 7.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,670,054 km

• M1: 102,923 km (0.107 R)
• M2: 369,956 km (0.068 R)
• M3: 2,051,884 km (0.039 R)
• M4: 2,437,099 km (0.062 R)
• M5: 2,836,226 km (0.116 R)
• M6: 3,259,738 km (0.11 R)
• M7: 3,868,751 km (0.11 R)
• M8: 4,167,647 km (0.057 R)
• M9: 4,934,037 km (0.097 R)
• M10: 5,416,041 km (0.025 R)
• M11: 7,114,875 km (0.092 R)
• M12: 8,171,784 km (0.071 R)
• M13: 8,487,136 km (0.114 R)
• M14: 10,842,854 km (0.118 R)
• M15: 13,169,250 km (0.088 R)
• M16: 13,996,826 km (0.096 R)
• M17: 16,520,691 km (0.098 R)
• M18: 18,066,187 km (0.113 R)
• M19: 19,210,012 km (0.102 R)
• M20: 19,518,782 km (0.078 R)
• M21: 19,893,824 km (0.119 R)
• M22: 21,641,127 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.3

Radius: 11.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.67 AU - 4.33 AU

Year: 5087 Days

Day: 12.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,670,054 km

• M1: 138,079 km (0.1 R)
• M2: 486,343 km (0.116 R)
• M3: 1,328,579 km (0.063 R)
• M4: 1,967,062 km (0.112 R)
• M5: 2,451,460 km (0.095 R)
• M6: 3,240,290 km (0.077 R)
• M7: 4,076,692 km (0.115 R)
• M8: 5,399,436 km (0.047 R)
• M9: 8,530,370 km (0.053 R)
• M10: 8,987,391 km (0.117 R)
• M11: 9,541,053 km (0.115 R)
• M12: 10,500,125 km (0.116 R)
• M13: 11,294,639 km (0.075 R)
• M14: 11,660,406 km (0.117 R)
• M15: 13,867,573 km (0.11 R)
• M16: 15,152,320 km (0.078 R)
• M17: 16,926,999 km (0.118 R)
• M18: 18,080,997 km (0.118 R)
• M19: 18,709,159 km (0.087 R)
• M20: 19,221,980 km (0.09 R)
• M21: 19,810,199 km (0.111 R)
• M22: 20,342,917 km (0.1 R)
• M23: 23,668,777 km (0.078 R)
• M24: 25,188,093 km (0.094 R)
• M25: 26,529,836 km (0.035 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: 358 - 10,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit