🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.77 AU - 1.25 AU

Year: 367 Days

Day: 19.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 48.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.69 AU - 2.71 AU

Year: 1180 Days

Day: 31.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,198,965 km

• M1: 43,683 km (0.07 R)

Asteroid Belt

Center: 2.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.15 AU - 3.53 AU

Year: 1731 Days

Day: 44 Hours

Environment

Temp: -90 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,198,965 km

• M1: 42,935 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.83 AU - 5.07 AU

Year: 3983 Days

Day: 41.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.3

Radius: 14.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.55 AU - 5.65 AU

Year: 4165 Days

Day: 10.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,198,965 km

• M1: 183,407 km (0.083 R)
• M2: 1,104,631 km (0.091 R)
• M3: 1,667,119 km (0.087 R)
• M4: 3,525,274 km (0.082 R)
• M5: 4,160,616 km (0.073 R)
• M6: 8,593,799 km (0.114 R)
• M7: 9,232,433 km (0.059 R)
• M8: 11,763,778 km (0.049 R)
• M9: 12,913,737 km (0.057 R)
• M10: 14,877,957 km (0.101 R)
• M11: 16,329,356 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.5

Radius: 9.9

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.91 AU - 6.37 AU

Year: 4844 Days

Day: 6.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,198,965 km

• M1: 123,269 km (0.043 R)
• M2: 546,780 km (0.079 R)
• M3: 942,616 km (0.084 R)
• M4: 1,257,968 km (0.114 R)
• M5: 1,587,084 km (0.038 R)
• M6: 2,213,001 km (0.058 R)
• M7: 2,716,398 km (0.11 R)
• M8: 3,199,300 km (0.082 R)
• M9: 4,176,473 km (0.087 R)
• M10: 4,973,680 km (0.087 R)
• M11: 5,368,170 km (0.115 R)
• M12: 6,340,407 km (0.103 R)
• M13: 7,127,291 km (0.111 R)
• M14: 7,733,013 km (0.107 R)
• M15: 10,719,286 km (0.1 R)
• M16: 11,424,490 km (0.072 R)
• M17: 13,273,071 km (0.088 R)
• M18: 14,611,074 km (0.103 R)
• M19: 15,040,420 km (0.087 R)
• M20: 15,367,890 km (0.093 R)
• M21: 15,755,797 km (0.112 R)
• M22: 16,093,589 km (0.041 R)
• M23: 16,493,764 km (0.12 R)
• M24: 18,595,315 km (0.115 R)
• M25: 21,483,002 km (0.066 R)
• M26: 23,909,629 km (0.073 R)
• M27: 24,656,871 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.8

Radius: 10.1

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.23 AU - 7.41 AU

Year: 5746 Days

Day: 8.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,198,965 km

• M1: 125,662 km (0.049 R)
• M2: 764,146 km (0.077 R)
• M3: 1,533,229 km (0.095 R)
• M4: 1,989,352 km (0.069 R)
• M5: 2,327,144 km (0.094 R)
• M6: 3,255,250 km (0.112 R)
• M7: 3,836,737 km (0.053 R)
• M8: 4,559,893 km (0.084 R)
• M9: 5,261,656 km (0.11 R)
• M10: 5,855,859 km (0.097 R)
• M11: 7,077,774 km (0.094 R)
• M12: 7,766,822 km (0.059 R)
• M13: 11,294,639 km (0.101 R)
• M14: 11,947,784 km (0.053 R)
• M15: 12,527,625 km (0.055 R)
• M16: 13,795,616 km (0.088 R)
• M17: 23,402,044 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.7

Radius: 10.2

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.52 AU - 13.76 AU

Year: 13447 Days

Day: 5.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,198,965 km

• M1: 130,001 km (0.099 R)
• M2: 545,883 km (0.111 R)
• M3: 916,586 km (0.105 R)
• M4: 2,965,179 km (0.112 R)
• M5: 3,783,330 km (0.106 R)
• M6: 13,064,232 km (0.083 R)
• M7: 13,431,645 km (0.099 R)
• M8: 26,549,433 km (0.112 R)
• M9: 31,737,188 km (0.115 R)
• M10: 43,247,099 km (0.069 R)
• M11: 44,614,573 km (0.093 R)
• M12: 45,030,305 km (0.07 R)
• M13: 45,728,928 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166

Radius: 6.8

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 16.3 AU - 20.54 AU

Year: 28591 Days

Day: 19.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,198,965 km

• M1: 84,672 km (0.048 R)
• M2: 317,147 km (0.101 R)
• M3: 587,471 km (0.12 R)
• M4: 1,093,112 km (0.062 R)
• M5: 1,550,732 km (0.076 R)
• M6: 2,510,402 km (0.095 R)
• M7: 3,409,335 km (0.093 R)
• M8: 3,989,925 km (0.114 R)
• M9: 4,288,672 km (0.076 R)
• M10: 4,570,215 km (0.025 R)
• M11: 4,964,854 km (0.08 R)
• M12: 6,985,173 km (0.116 R)
• M13: 7,734,958 km (0.099 R)
• M14: 12,430,835 km (0.099 R)
• M15: 16,900,071 km (0.106 R)
• M16: 21,059,341 km (0.111 R)
• M17: 21,600,137 km (0.08 R)
• M18: 23,759,583 km (0.048 R)
• M19: 26,265,497 km (0.071 R)
• M20: 30,632,857 km (0.098 R)
• M21: 32,388,089 km (0.117 R)
• M22: 33,839,786 km (0.112 R)
• M23: 34,581,642 km (0.092 R)
• M24: 35,842,004 km (0.095 R)
• M25: 39,397,646 km (0.095 R)
• M26: 39,806,797 km (0.06 R)
• M27: 51,138,387 km (0.111 R)
• M28: 52,607,886 km (0.043 R)
• M29: 52,938,199 km (0.106 R)
• M30: 53,770,112 km (0.063 R)
• M31: 57,709,323 km (0.115 R)
• M32: 59,659,631 km (0.074 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 18,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit