🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.53 AU - 0.59 AU

Year: 183 Days

Day: 44.1 Hours

Environment

Temp: 23 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.21 AU - 1.75 AU

Year: 786 Days

Day: 28.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.1 AU - 2.8 AU

Year: 1674 Days

Day: 39.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,481,231 km

• M1: 496,515 km (0.11 R)
• M2: 988,543 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.9

Radius: 14.2

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.56 AU - 2.66 AU

Year: 1841 Days

Day: 13.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,481,231 km

• M1: 176,675 km (0.102 R)
• M2: 847,622 km (0.11 R)
• M3: 1,358,199 km (0.116 R)
• M4: 1,884,933 km (0.117 R)
• M5: 2,673,763 km (0.052 R)
• M6: 4,040,339 km (0.111 R)
• M7: 6,542,064 km (0.097 R)
• M8: 7,954,119 km (0.07 R)
• M9: 9,391,006 km (0.095 R)
• M10: 11,961,397 km (0.084 R)
• M11: 14,376,804 km (0.11 R)
• M12: 16,206,386 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 11.8

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.08 AU - 3.3 AU

Year: 1926 Days

Day: 8.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,481,231 km

• M1: 146,905 km (0.103 R)
• M2: 622,477 km (0.099 R)
• M3: 1,022,501 km (0.065 R)
• M4: 1,510,938 km (0.049 R)
• M5: 2,086,292 km (0.117 R)
• M6: 2,501,426 km (0.098 R)
• M7: 3,375,078 km (0.086 R)
• M8: 3,865,908 km (0.12 R)
• M9: 4,329,662 km (0.098 R)
• M10: 4,790,423 km (0.075 R)
• M11: 5,653,752 km (0.105 R)
• M12: 6,869,085 km (0.067 R)
• M13: 8,367,159 km (0.059 R)
• M14: 9,650,110 km (0.082 R)
• M15: 11,777,691 km (0.118 R)
• M16: 12,223,044 km (0.109 R)
• M17: 13,306,282 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.1

Radius: 12.3

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.3 AU - 6.56 AU

Year: 5524 Days

Day: 11.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,481,231 km

• M1: 154,535 km (0.062 R)
• M2: 682,316 km (0.105 R)
• M3: 1,279,361 km (0.107 R)
• M4: 1,854,266 km (0.07 R)
• M5: 2,873,625 km (0.086 R)
• M6: 4,542,839 km (0.1 R)
• M7: 5,377,894 km (0.075 R)
• M8: 5,770,289 km (0.073 R)
• M9: 7,723,588 km (0.099 R)
• M10: 9,949,006 km (0.05 R)
• M11: 13,596,801 km (0.035 R)
• M12: 14,968,763 km (0.102 R)
• M13: 16,494,063 km (0.09 R)
• M14: 17,003,294 km (0.109 R)
• M15: 22,379,093 km (0.114 R)
• M16: 24,287,663 km (0.078 R)
• M17: 30,567,183 km (0.113 R)
• M18: 31,433,355 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.3

Radius: 13.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.25 AU - 8.25 AU

Year: 8522 Days

Day: 6.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,481,231 km

• M1: 167,849 km (0.05 R)
• M2: 707,598 km (0.104 R)
• M3: 1,160,431 km (0.049 R)
• M4: 1,880,296 km (0.105 R)
• M5: 2,359,458 km (0.104 R)
• M6: 3,126,895 km (0.089 R)
• M7: 3,918,716 km (0.093 R)
• M8: 5,962,223 km (0.06 R)
• M9: 6,845,748 km (0.071 R)
• M10: 7,284,818 km (0.069 R)
• M11: 9,561,398 km (0.051 R)
• M12: 9,982,666 km (0.101 R)
• M13: 15,018,729 km (0.106 R)
• M14: 15,588,996 km (0.067 R)
• M15: 16,411,934 km (0.093 R)
• M16: 17,826,232 km (0.062 R)
• M17: 23,381,698 km (0.05 R)
• M18: 27,216,939 km (0.085 R)
• M19: 28,670,133 km (0.106 R)
• M20: 29,107,407 km (0.067 R)
• M21: 29,548,871 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.8

Radius: 8.4

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.53 AU - 9.15 AU

Year: 10515 Days

Day: 11.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,481,231 km

• M1: 104,868 km (0.067 R)
• M2: 408,552 km (0.088 R)
• M3: 1,078,301 km (0.066 R)
• M4: 1,704,817 km (0.089 R)
• M5: 3,054,789 km (0.062 R)
• M6: 3,752,663 km (0.084 R)
• M7: 4,399,225 km (0.101 R)
• M8: 5,230,989 km (0.077 R)
• M9: 9,712,043 km (0.117 R)
• M10: 11,497,644 km (0.093 R)
• M11: 12,544,978 km (0.084 R)
• M12: 13,171,195 km (0.112 R)
• M13: 15,587,350 km (0.055 R)
• M14: 20,058,083 km (0.108 R)
• M15: 20,554,598 km (0.116 R)
• M16: 21,943,464 km (0.097 R)
• M17: 25,480,706 km (0.108 R)
• M18: 26,399,835 km (0.09 R)
• M19: 27,601,406 km (0.111 R)
• M20: 30,021,001 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 13,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit