🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.88 AU - 1.44 AU

Year: 468 Days

Day: 20.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.79 AU - 1.83 AU

Year: 913 Days

Day: 15.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,656,904 km

• M1: 107,710 km (0.116 R)
• M2: 216,767 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.9

Radius: 8.9

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.63 AU - 5.21 AU

Year: 3482 Days

Day: 11.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,656,904 km

• M1: 215,421 km (0.111 R)
• M2: 509,530 km (0.113 R)
• M3: 1,263,354 km (0.03 R)
• M4: 1,670,260 km (0.099 R)
• M5: 1,952,851 km (0.119 R)
• M6: 2,430,816 km (0.093 R)
• M7: 3,249,565 km (0.09 R)
• M8: 4,323,678 km (0.118 R)
• M9: 6,642,145 km (0.044 R)
• M10: 7,009,707 km (0.109 R)
• M11: 7,420,653 km (0.037 R)
• M12: 8,098,780 km (0.066 R)
• M13: 9,472,088 km (0.04 R)
• M14: 9,829,328 km (0.068 R)
• M15: 11,549,704 km (0.045 R)
• M16: 12,545,128 km (0.063 R)
• M17: 13,596,651 km (0.111 R)
• M18: 13,914,098 km (0.068 R)
• M19: 15,874,129 km (0.119 R)
• M20: 16,790,117 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.4

Radius: 12.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.83 AU - 5.05 AU

Year: 4115 Days

Day: 9 Hours

Environment

Temp: -134 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,656,904 km

• M1: 161,267 km (0.115 R)
• M2: 644,019 km (0.106 R)
• M3: 1,090,568 km (0.051 R)
• M4: 1,501,663 km (0.075 R)
• M5: 1,974,243 km (0.09 R)
• M6: 2,709,965 km (0.03 R)
• M7: 3,134,823 km (0.118 R)
• M8: 6,913,815 km (0.093 R)
• M9: 8,455,870 km (0.029 R)
• M10: 10,286,050 km (0.092 R)
• M11: 12,486,186 km (0.116 R)
• M12: 13,215,775 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.6

Radius: 13

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.16 AU - 7.32 AU

Year: 6557 Days

Day: 5.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,656,904 km

• M1: 161,715 km (0.027 R)
• M2: 770,279 km (0.11 R)
• M3: 2,109,629 km (0.056 R)
• M4: 2,661,645 km (0.088 R)
• M5: 3,088,897 km (0.117 R)
• M6: 3,605,608 km (0.066 R)
• M7: 4,527,580 km (0.09 R)
• M8: 5,113,704 km (0.084 R)
• M9: 5,994,237 km (0.077 R)
• M10: 6,406,230 km (0.106 R)
• M11: 6,973,654 km (0.07 R)
• M12: 7,465,831 km (0.11 R)
• M13: 9,975,186 km (0.09 R)
• M14: 12,793,610 km (0.063 R)
• M15: 13,913,799 km (0.09 R)
• M16: 16,105,707 km (0.095 R)
• M17: 20,659,017 km (0.117 R)
• M18: 30,505,250 km (0.12 R)
• M19: 32,306,408 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.8

Radius: 13.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.35 AU - 7.87 AU

Year: 7867 Days

Day: 11.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,656,904 km

• M1: 169,644 km (0.113 R)
• M2: 603,328 km (0.095 R)
• M3: 1,234,182 km (0.035 R)
• M4: 1,677,291 km (0.075 R)
• M5: 2,845,352 km (0.051 R)
• M6: 3,638,519 km (0.053 R)
• M7: 4,134,885 km (0.12 R)
• M8: 6,624,493 km (0.114 R)
• M9: 8,473,223 km (0.074 R)
• M10: 13,113,600 km (0.08 R)
• M11: 21,379,929 km (0.094 R)
• M12: 22,854,216 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.4

Radius: 9.2

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.46 AU - 8.66 AU

Year: 8575 Days

Day: 10.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 112.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 42,656,904 km

• M1: 257,608 km (0.071 R)
• M2: 3,873,388 km (0.118 R)
• M3: 7,840,275 km (0.116 R)
• M4: 11,183,488 km (0.088 R)
• M5: 13,166,857 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.6

Radius: 13.4

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.99 AU - 9.01 AU

Year: 10118 Days

Day: 6.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,656,904 km

• M1: 174,132 km (0.041 R)
• M2: 1,079,498 km (0.102 R)
• M3: 2,648,481 km (0.089 R)
• M4: 3,359,819 km (0.089 R)
• M5: 4,836,350 km (0.109 R)
• M6: 5,351,415 km (0.062 R)
• M7: 10,540,217 km (0.049 R)
• M8: 12,052,352 km (0.106 R)
• M9: 13,526,939 km (0.119 R)
• M10: 14,004,006 km (0.116 R)
• M11: 15,503,276 km (0.112 R)
• M12: 17,176,229 km (0.101 R)
• M13: 25,171,338 km (0.116 R)
• M14: 29,221,401 km (0.074 R)
• M15: 30,020,104 km (0.103 R)
• M16: 32,716,755 km (0.112 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 15,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit