🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.47 AU - 0.57 AU

Year: 134 Days

Day: 15 Hours

Environment

Temp: 179 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.8 AU - 0.82 AU

Year: 261 Days

Day: 31.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.92 AU - 1.4 AU

Year: 447 Days

Day: 45.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 86,588,921 km

• M1: 23,636 km (0.113 R)
• M2: 455,526 km (0.096 R)

Asteroid Belt

Center: 3.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.3

Radius: 9.2

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.03 AU - 6.19 AU

Year: 4759 Days

Day: 5 Hours

Environment

Temp: -141 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,588,921 km

• M1: 115,041 km (0.069 R)
• M2: 452,683 km (0.096 R)
• M3: 762,052 km (0.08 R)
• M4: 1,772,436 km (0.09 R)
• M5: 2,191,160 km (0.036 R)
• M6: 2,860,910 km (0.059 R)
• M7: 3,597,081 km (0.072 R)
• M8: 5,192,392 km (0.045 R)
• M9: 6,713,653 km (0.111 R)
• M10: 7,471,516 km (0.095 R)
• M11: 8,090,253 km (0.092 R)
• M12: 9,066,977 km (0.107 R)
• M13: 11,958,255 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 8.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.99 AU - 6.69 AU

Year: 5718 Days

Day: 10.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,588,921 km

• M1: 106,065 km (0.039 R)
• M2: 640,578 km (0.103 R)
• M3: 966,701 km (0.076 R)
• M4: 1,509,592 km (0.114 R)
• M5: 1,861,147 km (0.077 R)
• M6: 2,898,608 km (0.1 R)
• M7: 3,900,166 km (0.115 R)
• M8: 4,626,464 km (0.119 R)
• M9: 5,352,313 km (0.026 R)
• M10: 12,855,992 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.9

Radius: 11.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.83 AU - 10.95 AU

Year: 9493 Days

Day: 7 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,588,921 km

• M1: 149,299 km (0.102 R)
• M2: 659,876 km (0.069 R)
• M3: 1,069,326 km (0.106 R)
• M4: 1,445,115 km (0.12 R)
• M5: 2,073,277 km (0.118 R)
• M6: 2,477,790 km (0.114 R)
• M7: 3,073,189 km (0.085 R)
• M8: 3,448,829 km (0.117 R)
• M9: 4,193,677 km (0.113 R)
• M10: 5,690,853 km (0.098 R)
• M11: 6,940,294 km (0.11 R)
• M12: 8,647,206 km (0.099 R)
• M13: 10,385,683 km (0.115 R)
• M14: 11,935,816 km (0.118 R)
• M15: 12,555,300 km (0.034 R)
• M16: 15,309,547 km (0.09 R)
• M17: 21,983,258 km (0.1 R)
• M18: 23,630,031 km (0.097 R)
• M19: 25,273,513 km (0.075 R)
• M20: 31,334,620 km (0.118 R)
• M21: 33,620,476 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.8

Radius: 11.8

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.32 AU - 9.76 AU

Year: 10553 Days

Day: 7.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,588,921 km

• M1: 147,204 km (0.097 R)
• M2: 703,559 km (0.105 R)
• M3: 1,108,819 km (0.095 R)
• M4: 1,751,941 km (0.109 R)
• M5: 2,196,994 km (0.061 R)
• M6: 2,674,511 km (0.088 R)
• M7: 3,705,539 km (0.086 R)
• M8: 4,209,235 km (0.061 R)
• M9: 4,919,227 km (0.091 R)
• M10: 5,926,320 km (0.095 R)
• M11: 7,234,254 km (0.045 R)
• M12: 8,115,535 km (0.074 R)
• M13: 9,467,900 km (0.095 R)
• M14: 11,191,267 km (0.117 R)
• M15: 12,187,739 km (0.028 R)
• M16: 12,676,624 km (0.079 R)
• M17: 13,051,816 km (0.117 R)
• M18: 13,498,964 km (0.119 R)
• M19: 15,746,522 km (0.043 R)
• M20: 20,368,648 km (0.114 R)
• M21: 23,126,634 km (0.092 R)
• M22: 24,643,407 km (0.107 R)
• M23: 28,085,055 km (0.083 R)
• M24: 33,234,364 km (0.117 R)
• M25: 39,509,546 km (0.077 R)
• M26: 42,365,369 km (0.109 R)
• M27: 46,828,771 km (0.092 R)
• M28: 47,727,405 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631

Radius: 8.1

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.13 AU - 11.97 AU

Year: 11411 Days

Day: 8 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,588,921 km

• M1: 100,979 km (0.117 R)
• M2: 471,832 km (0.081 R)
• M3: 963,560 km (0.119 R)
• M4: 1,418,936 km (0.104 R)
• M5: 2,063,403 km (0.113 R)
• M6: 2,472,105 km (0.094 R)
• M7: 3,023,971 km (0.059 R)
• M8: 4,170,190 km (0.073 R)
• M9: 6,154,157 km (0.092 R)
• M10: 7,002,976 km (0.05 R)
• M11: 9,915,646 km (0.081 R)
• M12: 10,539,768 km (0.118 R)
• M13: 14,449,509 km (0.086 R)
• M14: 14,780,120 km (0.116 R)
• M15: 17,759,810 km (0.055 R)
• M16: 20,864,864 km (0.09 R)
• M17: 26,516,971 km (0.104 R)
• M18: 27,920,947 km (0.119 R)
• M19: 31,646,981 km (0.116 R)
• M20: 38,151,197 km (0.11 R)
• M21: 40,198,294 km (0.118 R)
• M22: 42,723,058 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.9

Radius: 5.8

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 16.69 AU - 19.67 AU

Year: 27763 Days

Day: 16.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,588,921 km

• M1: 72,555 km (0.117 R)
• M2: 388,057 km (0.081 R)
• M3: 1,031,627 km (0.112 R)
• M4: 1,506,750 km (0.116 R)
• M5: 1,931,009 km (0.096 R)
• M6: 2,987,619 km (0.111 R)
• M7: 3,295,791 km (0.091 R)
• M8: 4,041,686 km (0.106 R)
• M9: 5,404,223 km (0.117 R)
• M10: 6,166,873 km (0.081 R)
• M11: 6,855,322 km (0.081 R)
• M12: 7,193,563 km (0.084 R)
• M13: 10,951,761 km (0.064 R)
• M14: 13,923,672 km (0.083 R)
• M15: 14,782,663 km (0.11 R)
• M16: 16,691,981 km (0.113 R)
• M17: 17,481,858 km (0.08 R)
• M18: 20,691,480 km (0.094 R)
• M19: 22,329,427 km (0.102 R)
• M20: 23,831,838 km (0.079 R)
• M21: 24,384,303 km (0.056 R)
• M22: 26,326,832 km (0.09 R)
• M23: 37,454,370 km (0.106 R)
• M24: 42,083,676 km (0.098 R)
• M25: 43,379,493 km (0.056 R)
• M26: 45,036,439 km (0.067 R)
• M27: 60,858,359 km (0.104 R)
• M28: 64,412,654 km (0.083 R)
• M29: 67,003,241 km (0.092 R)
• M30: 71,931,593 km (0.098 R)
• M31: 75,190,433 km (0.076 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 16,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit