🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.89 AU - 1.47 AU

Year: 473 Days

Day: 33.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.3 AU - 1.78 AU

Year: 705 Days

Day: 15.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.51 AU - 1.97 AU

Year: 847 Days

Day: 29.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,850,340 km

• M1: 513,270 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.38 AU - 2.8 AU

Year: 1538 Days

Day: 45.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,850,340 km

• M1: 1,353,113 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.5

Radius: 11.3

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.94 AU - 5.6 AU

Year: 3844 Days

Day: 8.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,850,340 km

• M1: 140,622 km (0.091 R)
• M2: 1,340,397 km (0.11 R)
• M3: 1,726,210 km (0.106 R)
• M4: 2,142,989 km (0.027 R)
• M5: 2,729,563 km (0.113 R)
• M6: 3,111,187 km (0.078 R)
• M7: 3,702,697 km (0.119 R)
• M8: 5,071,218 km (0.108 R)
• M9: 5,460,771 km (0.102 R)
• M10: 6,300,614 km (0.12 R)
• M11: 8,153,084 km (0.116 R)
• M12: 11,383,650 km (0.079 R)
• M13: 12,126,703 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.3

Radius: 12.1

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.65 AU - 5.69 AU

Year: 4981 Days

Day: 6.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,850,340 km

• M1: 150,645 km (0.076 R)
• M2: 889,659 km (0.11 R)
• M3: 1,326,036 km (0.099 R)
• M4: 2,066,395 km (0.109 R)
• M5: 2,873,775 km (0.101 R)
• M6: 3,543,375 km (0.104 R)
• M7: 4,190,984 km (0.113 R)
• M8: 5,280,356 km (0.052 R)
• M9: 5,938,287 km (0.099 R)
• M10: 6,819,868 km (0.054 R)
• M11: 7,749,170 km (0.031 R)
• M12: 8,244,638 km (0.042 R)
• M13: 8,680,267 km (0.037 R)
• M14: 9,469,096 km (0.118 R)
• M15: 10,533,036 km (0.114 R)
• M16: 11,430,624 km (0.092 R)
• M17: 11,873,284 km (0.112 R)
• M18: 13,163,117 km (0.071 R)
• M19: 13,649,759 km (0.03 R)
• M20: 17,658,383 km (0.106 R)
• M21: 18,924,430 km (0.066 R)
• M22: 21,561,990 km (0.085 R)
• M23: 23,398,453 km (0.064 R)
• M24: 24,193,716 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.7

Radius: 11.4

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.14 AU - 6.4 AU

Year: 5114 Days

Day: 13.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,850,340 km

• M1: 142,567 km (0.061 R)
• M2: 547,977 km (0.12 R)
• M3: 952,041 km (0.12 R)
• M4: 1,539,661 km (0.078 R)
• M5: 2,479,734 km (0.081 R)
• M6: 3,148,886 km (0.113 R)
• M7: 4,559,893 km (0.11 R)
• M8: 5,811,877 km (0.09 R)
• M9: 7,608,548 km (0.099 R)
• M10: 8,436,123 km (0.119 R)
• M11: 9,322,790 km (0.069 R)
• M12: 10,311,332 km (0.091 R)
• M13: 12,264,931 km (0.061 R)
• M14: 12,683,506 km (0.068 R)
• M15: 13,598,446 km (0.078 R)
• M16: 15,613,829 km (0.11 R)
• M17: 18,058,557 km (0.063 R)
• M18: 18,783,957 km (0.1 R)
• M19: 19,908,485 km (0.081 R)
• M20: 22,222,614 km (0.117 R)
• M21: 23,409,075 km (0.08 R)
• M22: 23,765,866 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.2

Radius: 14

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.73 AU - 7.55 AU

Year: 6313 Days

Day: 8.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,850,340 km

• M1: 174,132 km (0.076 R)
• M2: 893,847 km (0.041 R)
• M3: 1,337,555 km (0.114 R)
• M4: 3,164,145 km (0.114 R)
• M5: 4,345,369 km (0.058 R)
• M6: 5,612,314 km (0.071 R)
• M7: 6,096,562 km (0.094 R)
• M8: 7,075,979 km (0.106 R)
• M9: 8,696,423 km (0.063 R)
• M10: 10,844,649 km (0.08 R)
• M11: 14,192,948 km (0.111 R)
• M12: 15,719,894 km (0.07 R)
• M13: 23,758,835 km (0.061 R)
• M14: 24,262,979 km (0.108 R)
• M15: 26,801,356 km (0.096 R)
• M16: 28,652,031 km (0.057 R)
• M17: 29,127,603 km (0.095 R)
• M18: 30,487,597 km (0.045 R)
• M19: 31,183,377 km (0.109 R)
• M20: 34,178,925 km (0.08 R)
• M21: 35,911,418 km (0.078 R)
• M22: 37,587,961 km (0.094 R)
• M23: 38,273,119 km (0.106 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: 517 - 14,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit