🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.91 AU - 1.35 AU

Year: 445 Days

Day: 46.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 143.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 65,005,222 km

• M1: 39,045 km (0.094 R)
• M2: 137,630 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.52 AU - 1.82 AU

Year: 800 Days

Day: 41.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.53 AU - 3.67 AU

Year: 2533 Days

Day: 32.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.47 AU - 5.27 AU

Year: 3388 Days

Day: 13.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,005,222 km

• M1: 1,505,254 km (0.079 R)
• M2: 1,984,117 km (0.099 R)

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.1

Radius: 8.4

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.12 AU - 5.46 AU

Year: 4512 Days

Day: 5.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,005,222 km

• M1: 113,694 km (0.096 R)
• M2: 421,716 km (0.104 R)
• M3: 648,956 km (0.088 R)
• M4: 1,348,176 km (0.083 R)
• M5: 1,856,510 km (0.078 R)
• M6: 2,249,054 km (0.088 R)
• M7: 2,790,898 km (0.103 R)
• M8: 3,055,686 km (0.04 R)
• M9: 3,292,350 km (0.109 R)
• M10: 3,476,056 km (0.054 R)
• M11: 4,238,856 km (0.07 R)
• M12: 5,054,314 km (0.086 R)
• M13: 6,107,483 km (0.074 R)
• M14: 6,330,383 km (0.116 R)
• M15: 7,783,876 km (0.046 R)
• M16: 8,518,552 km (0.097 R)
• M17: 8,948,795 km (0.117 R)
• M18: 9,252,778 km (0.097 R)
• M19: 10,088,880 km (0.108 R)
• M20: 11,716,356 km (0.1 R)
• M21: 15,208,419 km (0.071 R)
• M22: 15,649,433 km (0.11 R)
• M23: 16,322,773 km (0.107 R)
• M24: 17,665,115 km (0.097 R)
• M25: 18,621,943 km (0.089 R)
• M26: 18,962,727 km (0.085 R)
• M27: 22,382,833 km (0.111 R)
• M28: 23,458,891 km (0.084 R)
• M29: 24,227,226 km (0.074 R)
• M30: 25,120,624 km (0.116 R)
• M31: 25,289,969 km (0.072 R)
• M32: 26,664,923 km (0.029 R)
• M33: 29,953,982 km (0.114 R)
• M34: 30,884,331 km (0.109 R)
• M35: 31,575,623 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.1

Radius: 11.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.41 AU - 7.07 AU

Year: 6489 Days

Day: 6.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,005,222 km

• M1: 148,999 km (0.063 R)
• M2: 756,965 km (0.07 R)
• M3: 1,185,114 km (0.12 R)
• M4: 2,807,653 km (0.107 R)
• M5: 4,717,718 km (0.073 R)
• M6: 5,864,985 km (0.053 R)
• M7: 6,766,760 km (0.101 R)
• M8: 7,886,949 km (0.076 R)
• M9: 9,160,476 km (0.094 R)
• M10: 10,109,675 km (0.077 R)
• M11: 10,997,089 km (0.118 R)
• M12: 12,418,568 km (0.088 R)
• M13: 13,968,402 km (0.09 R)
• M14: 14,630,821 km (0.087 R)
• M15: 17,207,495 km (0.089 R)
• M16: 17,435,632 km (0.101 R)
• M17: 18,222,217 km (0.095 R)
• M18: 21,747,940 km (0.05 R)
• M19: 24,816,342 km (0.06 R)
• M20: 25,921,721 km (0.077 R)
• M21: 26,937,191 km (0.067 R)
• M22: 29,204,496 km (0.036 R)
• M23: 30,040,898 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.1

Radius: 8.4

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.82 AU - 10.06 AU

Year: 9913 Days

Day: 7.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,005,222 km

• M1: 136,134 km (0.114 R)
• M2: 302,038 km (0.083 R)
• M3: 471,233 km (0.057 R)
• M4: 1,364,033 km (0.117 R)
• M5: 2,647,284 km (0.084 R)
• M6: 3,285,319 km (0.116 R)
• M7: 3,907,646 km (0.119 R)
• M8: 4,585,624 km (0.053 R)
• M9: 4,945,406 km (0.099 R)
• M10: 6,081,004 km (0.081 R)
• M11: 6,579,913 km (0.08 R)
• M12: 7,729,722 km (0.106 R)
• M13: 8,355,789 km (0.094 R)
• M14: 9,106,172 km (0.112 R)
• M15: 9,442,767 km (0.087 R)
• M16: 12,473,770 km (0.099 R)
• M17: 13,429,550 km (0.034 R)
• M18: 14,759,176 km (0.031 R)
• M19: 14,929,867 km (0.085 R)
• M20: 16,465,190 km (0.098 R)
• M21: 17,146,310 km (0.063 R)
• M22: 20,710,030 km (0.087 R)
• M23: 23,255,737 km (0.112 R)
• M24: 26,574,865 km (0.073 R)
• M25: 26,919,090 km (0.088 R)
• M26: 27,789,151 km (0.111 R)
• M27: 30,055,559 km (0.049 R)
• M28: 30,851,270 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.2

Radius: 7.3

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.29 AU - 18.63 AU

Year: 22543 Days

Day: 24.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,005,222 km

• M1: 105,317 km (0.063 R)
• M2: 324,478 km (0.07 R)
• M3: 1,418,188 km (0.059 R)
• M4: 1,610,421 km (0.073 R)
• M5: 2,056,073 km (0.119 R)
• M6: 3,289,956 km (0.067 R)
• M7: 4,964,256 km (0.112 R)
• M8: 5,107,571 km (0.084 R)
• M9: 6,089,980 km (0.087 R)
• M10: 6,863,251 km (0.083 R)
• M11: 8,317,791 km (0.09 R)
• M12: 9,122,329 km (0.114 R)
• M13: 9,964,265 km (0.118 R)
• M14: 12,487,383 km (0.079 R)
• M15: 12,772,666 km (0.114 R)
• M16: 17,643,722 km (0.083 R)
• M17: 18,325,290 km (0.117 R)
• M18: 28,711,272 km (0.096 R)
• M19: 29,143,909 km (0.067 R)
• M20: 31,446,071 km (0.105 R)
• M21: 33,555,700 km (0.033 R)
• M22: 34,399,881 km (0.094 R)
• M23: 35,446,019 km (0.102 R)
• M24: 35,637,953 km (0.088 R)
• M25: 38,478,667 km (0.108 R)
• M26: 42,471,135 km (0.083 R)
• M27: 43,632,912 km (0.1 R)
• M28: 49,790,959 km (0.04 R)
• M29: 55,273,571 km (0.084 R)
• M30: 57,083,705 km (0.079 R)
• M31: 58,799,443 km (0.105 R)
• M32: 62,816,894 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 11,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit