🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.65 AU - 1.03 AU

Year: 293 Days

Day: 21.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,856,302 km

• M1: 100,231 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.57 AU - 1.93 AU

Year: 882 Days

Day: 25.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.57 AU - 2.27 AU

Year: 1013 Days

Day: 20.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,856,302 km

• M1: 130,599 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.62 AU - 3.1 AU

Year: 1842 Days

Day: 42.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,856,302 km

• M1: 53,855 km (0.095 R)

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918

Radius: 10.1

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.94 AU - 4.82 AU

Year: 3491 Days

Day: 5.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,856,302 km

• M1: 125,662 km (0.091 R)
• M2: 523,293 km (0.085 R)
• M3: 940,522 km (0.04 R)
• M4: 2,085,095 km (0.093 R)
• M5: 2,832,636 km (0.078 R)
• M6: 3,707,783 km (0.119 R)
• M7: 5,082,438 km (0.107 R)
• M8: 5,453,441 km (0.076 R)
• M9: 6,460,683 km (0.097 R)
• M10: 7,089,593 km (0.102 R)
• M11: 7,621,712 km (0.101 R)
• M12: 8,803,236 km (0.108 R)
• M13: 9,300,799 km (0.106 R)
• M14: 12,546,624 km (0.109 R)
• M15: 15,414,565 km (0.068 R)
• M16: 20,099,671 km (0.115 R)
• M17: 20,428,786 km (0.084 R)
• M18: 21,098,087 km (0.069 R)
• M19: 22,978,383 km (0.026 R)
• M20: 24,590,898 km (0.026 R)
• M21: 25,119,427 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.9

Radius: 8.7

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.08 AU - 5.74 AU

Year: 4792 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,856,302 km

• M1: 108,309 km (0.108 R)
• M2: 387,907 km (0.073 R)
• M3: 819,497 km (0.109 R)
• M4: 1,168,509 km (0.097 R)
• M5: 1,485,806 km (0.118 R)
• M6: 2,426,328 km (0.119 R)
• M7: 3,179,852 km (0.097 R)
• M8: 3,547,265 km (0.051 R)
• M9: 4,718,915 km (0.057 R)
• M10: 5,143,474 km (0.089 R)
• M11: 5,478,424 km (0.054 R)
• M12: 6,604,148 km (0.086 R)
• M13: 7,986,881 km (0.092 R)
• M14: 9,184,112 km (0.064 R)
• M15: 9,932,102 km (0.046 R)
• M16: 10,541,414 km (0.104 R)
• M17: 11,834,538 km (0.073 R)
• M18: 12,124,758 km (0.117 R)
• M19: 12,419,914 km (0.076 R)
• M20: 12,719,709 km (0.106 R)
• M21: 14,456,390 km (0.099 R)
• M22: 18,009,190 km (0.052 R)
• M23: 19,580,117 km (0.09 R)
• M24: 21,240,354 km (0.08 R)
• M25: 22,251,038 km (0.031 R)
• M26: 28,046,310 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 10.3

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 7.21 AU - 8.49 AU

Year: 8375 Days

Day: 14 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,856,302 km

• M1: 128,056 km (0.067 R)
• M2: 452,833 km (0.064 R)
• M3: 1,253,181 km (0.068 R)
• M4: 1,598,902 km (0.096 R)
• M5: 2,527,755 km (0.071 R)
• M6: 3,631,189 km (0.086 R)
• M7: 3,991,421 km (0.107 R)
• M8: 4,319,339 km (0.062 R)
• M9: 5,679,483 km (0.089 R)
• M10: 6,060,210 km (0.078 R)
• M11: 7,265,969 km (0.077 R)
• M12: 7,715,361 km (0.111 R)
• M13: 8,183,303 km (0.087 R)
• M14: 8,715,123 km (0.064 R)
• M15: 9,412,399 km (0.109 R)
• M16: 10,708,365 km (0.118 R)
• M17: 12,694,277 km (0.05 R)
• M18: 14,022,407 km (0.047 R)
• M19: 14,914,459 km (0.089 R)
• M20: 16,322,773 km (0.077 R)
• M21: 16,881,970 km (0.118 R)
• M22: 18,410,860 km (0.068 R)
• M23: 22,676,494 km (0.087 R)
• M24: 25,084,122 km (0.03 R)
• M25: 26,973,992 km (0.055 R)
• M26: 29,673,336 km (0.109 R)
• M27: 30,822,996 km (0.12 R)
• M28: 33,770,373 km (0.09 R)
• M29: 36,188,922 km (0.114 R)
• M30: 36,662,399 km (0.068 R)
• M31: 40,219,388 km (0.067 R)
• M32: 42,934,290 km (0.088 R)
• M33: 43,865,836 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.8

Radius: 10.2

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.64 AU - 9.18 AU

Year: 8472 Days

Day: 8.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,856,302 km

• M1: 126,859 km (0.119 R)
• M2: 576,550 km (0.088 R)
• M3: 929,601 km (0.118 R)
• M4: 1,789,939 km (0.1 R)
• M5: 3,230,117 km (0.119 R)
• M6: 3,780,787 km (0.101 R)
• M7: 4,310,513 km (0.102 R)
• M8: 5,542,751 km (0.107 R)
• M9: 15,578,374 km (0.034 R)
• M10: 15,923,945 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.1

Radius: 9

Gravity: 10.64 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.59 AU - 12.53 AU

Year: 13067 Days

Day: 14.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,856,302 km

• M1: 111,899 km (0.097 R)
• M2: 717,023 km (0.039 R)
• M3: 1,410,110 km (0.097 R)
• M4: 1,916,050 km (0.105 R)
• M5: 2,412,565 km (0.104 R)
• M6: 2,827,849 km (0.053 R)
• M7: 3,214,110 km (0.084 R)
• M8: 3,690,729 km (0.114 R)
• M9: 4,653,840 km (0.07 R)
• M10: 8,545,629 km (0.09 R)
• M11: 10,955,202 km (0.065 R)
• M12: 12,159,016 km (0.106 R)
• M13: 12,536,750 km (0.106 R)
• M14: 14,404,181 km (0.098 R)
• M15: 16,757,355 km (0.025 R)
• M16: 18,351,769 km (0.12 R)
• M17: 19,870,936 km (0.118 R)
• M18: 20,572,400 km (0.1 R)
• M19: 22,024,696 km (0.045 R)
• M20: 24,131,483 km (0.094 R)
• M21: 26,474,186 km (0.025 R)
• M22: 27,216,191 km (0.092 R)
• M23: 27,646,434 km (0.103 R)
• M24: 28,852,941 km (0.073 R)
• M25: 29,638,779 km (0.049 R)
• M26: 37,497,903 km (0.1 R)
• M27: 38,703,812 km (0.078 R)
• M28: 39,521,962 km (0.103 R)
• M29: 42,476,520 km (0.11 R)
• M30: 52,218,483 km (0.089 R)
• M31: 54,228,929 km (0.06 R)
• M32: 56,116,555 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 18,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit