🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.51 AU - 0.69 AU

Year: 206 Days

Day: 41.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.58 AU - 0.62 AU

Year: 206 Days

Day: 31.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.9 AU - 1.1 AU

Year: 443 Days

Day: 41.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.81 AU - 1.27 AU

Year: 470 Days

Day: 12.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.4

Radius: 12

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.96 AU - 7.62 AU

Year: 7837 Days

Day: 14.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,178,458 km

• M1: 149,598 km (0.116 R)
• M2: 1,186,910 km (0.075 R)
• M3: 1,902,436 km (0.097 R)
• M4: 2,630,679 km (0.117 R)
• M5: 3,634,929 km (0.059 R)
• M6: 4,045,276 km (0.07 R)
• M7: 4,858,789 km (0.095 R)
• M8: 5,251,633 km (0.12 R)
• M9: 5,938,437 km (0.117 R)
• M10: 8,898,979 km (0.113 R)
• M11: 10,853,774 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.5

Radius: 13

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.58 AU - 7.66 AU

Year: 9317 Days

Day: 5.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,178,458 km

• M1: 161,715 km (0.066 R)
• M2: 770,728 km (0.103 R)
• M3: 1,232,088 km (0.102 R)
• M4: 1,671,457 km (0.051 R)
• M5: 2,734,649 km (0.081 R)
• M6: 3,209,922 km (0.061 R)
• M7: 4,134,436 km (0.1 R)
• M8: 6,091,924 km (0.1 R)
• M9: 6,774,240 km (0.118 R)
• M10: 8,447,642 km (0.086 R)
• M11: 9,380,983 km (0.071 R)
• M12: 9,807,786 km (0.038 R)
• M13: 10,381,943 km (0.11 R)
• M14: 12,190,132 km (0.088 R)
• M15: 13,542,796 km (0.055 R)
• M16: 14,255,630 km (0.08 R)
• M17: 17,359,636 km (0.111 R)
• M18: 18,732,346 km (0.089 R)
• M19: 19,137,457 km (0.112 R)
• M20: 21,106,315 km (0.119 R)
• M21: 24,068,801 km (0.12 R)
• M22: 28,614,183 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.3

Radius: 15

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.03 AU - 10.07 AU

Year: 11074 Days

Day: 10.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,178,458 km

• M1: 186,549 km (0.095 R)
• M2: 677,978 km (0.061 R)
• M3: 1,237,174 km (0.079 R)
• M4: 1,920,837 km (0.107 R)
• M5: 2,480,034 km (0.06 R)
• M6: 3,236,849 km (0.041 R)
• M7: 4,849,514 km (0.114 R)
• M8: 6,501,673 km (0.097 R)
• M9: 7,417,062 km (0.119 R)
• M10: 8,547,873 km (0.043 R)
• M11: 10,431,160 km (0.118 R)
• M12: 11,470,417 km (0.112 R)
• M13: 12,807,523 km (0.095 R)
• M14: 13,275,764 km (0.061 R)
• M15: 13,938,034 km (0.096 R)
• M16: 18,092,815 km (0.104 R)
• M17: 18,682,979 km (0.042 R)
• M18: 22,498,921 km (0.114 R)
• M19: 23,441,538 km (0.045 R)
• M20: 26,522,356 km (0.08 R)
• M21: 29,154,082 km (0.034 R)
• M22: 29,966,249 km (0.066 R)
• M23: 32,601,714 km (0.09 R)
• M24: 33,808,969 km (0.09 R)
• M25: 35,045,695 km (0.105 R)
• M26: 37,609,653 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.2

Radius: 4.7

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.9 AU - 12.64 AU

Year: 16758 Days

Day: 23.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,178,458 km

• M1: 58,493 km (0.043 R)
• M2: 275,858 km (0.041 R)
• M3: 1,435,840 km (0.109 R)
• M4: 1,651,560 km (0.067 R)
• M5: 1,935,647 km (0.107 R)
• M6: 2,131,321 km (0.114 R)
• M7: 2,639,954 km (0.077 R)
• M8: 5,246,547 km (0.105 R)
• M9: 6,131,418 km (0.104 R)
• M10: 10,672,162 km (0.068 R)
• M11: 11,705,285 km (0.059 R)
• M12: 12,860,031 km (0.037 R)
• M13: 23,224,770 km (0.109 R)
• M14: 30,436,435 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.8

Radius: 3.8

Gravity: 63.98 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.3 AU - 13.8 AU

Year: 18527 Days

Day: 24 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,178,458 km

• M1: 47,273 km (0.109 R)
• M2: 192,233 km (0.074 R)
• M3: 356,193 km (0.062 R)
• M4: 569,369 km (0.12 R)
• M5: 1,018,612 km (0.086 R)
• M6: 1,164,769 km (0.087 R)
• M7: 2,246,362 km (0.066 R)
• M8: 2,379,953 km (0.085 R)
• M9: 2,566,501 km (0.103 R)
• M10: 2,687,975 km (0.085 R)
• M11: 3,240,888 km (0.093 R)
• M12: 4,291,365 km (0.078 R)
• M13: 10,825,949 km (0.067 R)
• M14: 11,534,295 km (0.106 R)
• M15: 17,639,683 km (0.101 R)
• M16: 22,278,115 km (0.084 R)
• M17: 24,384,004 km (0.116 R)
• M18: 29,847,169 km (0.054 R)
• M19: 30,724,710 km (0.098 R)
• M20: 36,072,086 km (0.12 R)
• M21: 42,320,190 km (0.051 R)
• M22: 43,746,756 km (0.039 R)
• M23: 51,720,322 km (0.038 R)
• M24: 54,641,221 km (0.073 R)
• M25: 57,093,728 km (0.054 R)
• M26: 58,250,120 km (0.073 R)
• M27: 60,013,729 km (0.073 R)
• M28: 75,652,391 km (0.045 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71

Radius: 4.4

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 11.08 AU - 15.3 AU

Year: 21218 Days

Day: 22.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,178,458 km

• M1: 54,753 km (0.105 R)
• M2: 253,718 km (0.094 R)
• M3: 607,367 km (0.117 R)
• M4: 810,072 km (0.114 R)
• M5: 1,889,720 km (0.113 R)
• M6: 2,059,813 km (0.068 R)
• M7: 4,033,308 km (0.045 R)
• M8: 4,263,839 km (0.058 R)
• M9: 6,929,822 km (0.094 R)
• M10: 7,563,369 km (0.103 R)
• M11: 8,275,605 km (0.11 R)
• M12: 10,534,832 km (0.081 R)
• M13: 11,573,789 km (0.067 R)
• M14: 12,039,337 km (0.091 R)
• M15: 14,795,229 km (0.09 R)
• M16: 15,778,985 km (0.119 R)
• M17: 16,351,197 km (0.115 R)
• M18: 17,875,898 km (0.082 R)
• M19: 19,565,457 km (0.04 R)
• M20: 21,435,430 km (0.108 R)
• M21: 23,095,518 km (0.088 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: 188 - 14,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit