🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.56 AU - 0.58 AU

Year: 163 Days

Day: 37.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.64 AU - 0.88 AU

Year: 251 Days

Day: 30.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,094,288 km

• M1: 640,578 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.57 AU - 1.73 AU

Year: 803 Days

Day: 41.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 174 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.35 AU - 3.65 AU

Year: 2480 Days

Day: 45.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,094,288 km

• M1: 16,157 km (0.078 R)

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.1

Radius: 12.3

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.15 AU - 7.79 AU

Year: 6233 Days

Day: 14.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,094,288 km

• M1: 153,487 km (0.098 R)
• M2: 1,076,805 km (0.051 R)
• M3: 1,664,875 km (0.081 R)
• M4: 2,376,063 km (0.074 R)
• M5: 3,387,644 km (0.103 R)
• M6: 3,884,458 km (0.049 R)
• M7: 4,858,041 km (0.087 R)
• M8: 7,212,413 km (0.087 R)
• M9: 7,807,662 km (0.119 R)
• M10: 9,181,719 km (0.051 R)
• M11: 10,997,538 km (0.077 R)
• M12: 11,837,829 km (0.111 R)
• M13: 12,456,267 km (0.072 R)
• M14: 13,205,004 km (0.071 R)
• M15: 14,733,445 km (0.108 R)
• M16: 15,693,265 km (0.111 R)
• M17: 19,031,692 km (0.054 R)
• M18: 22,192,545 km (0.087 R)
• M19: 24,844,167 km (0.068 R)
• M20: 25,944,609 km (0.079 R)
• M21: 27,790,348 km (0.082 R)
• M22: 30,768,991 km (0.097 R)
• M23: 33,851,605 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 14.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.96 AU - 9.08 AU

Year: 7810 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,094,288 km

• M1: 176,825 km (0.109 R)
• M2: 1,674,748 km (0.083 R)
• M3: 2,944,236 km (0.08 R)
• M4: 3,591,845 km (0.039 R)
• M5: 4,488,235 km (0.089 R)
• M6: 5,060,597 km (0.116 R)
• M7: 7,477,500 km (0.067 R)
• M8: 8,526,480 km (0.087 R)
• M9: 12,213,619 km (0.075 R)
• M10: 15,536,487 km (0.085 R)
• M11: 21,246,338 km (0.074 R)
• M12: 23,344,000 km (0.101 R)
• M13: 24,401,956 km (0.103 R)
• M14: 28,494,505 km (0.071 R)
• M15: 29,327,316 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 13.5

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10.26 AU - 10.26 AU

Year: 12447 Days

Day: 9.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,094,288 km

• M1: 174,880 km (0.082 R)
• M2: 762,351 km (0.119 R)
• M3: 1,298,360 km (0.111 R)
• M4: 2,349,883 km (0.059 R)
• M5: 2,887,089 km (0.107 R)
• M6: 4,237,958 km (0.113 R)
• M7: 5,188,802 km (0.115 R)
• M8: 6,948,971 km (0.054 R)
• M9: 8,107,008 km (0.103 R)
• M10: 9,707,705 km (0.093 R)
• M11: 11,103,004 km (0.111 R)
• M12: 11,665,792 km (0.115 R)
• M13: 12,628,005 km (0.06 R)
• M14: 13,128,560 km (0.106 R)
• M15: 14,228,852 km (0.083 R)
• M16: 14,710,258 km (0.071 R)
• M17: 15,264,817 km (0.097 R)
• M18: 16,613,143 km (0.063 R)
• M19: 17,079,738 km (0.054 R)
• M20: 17,692,641 km (0.053 R)
• M21: 23,635,416 km (0.03 R)
• M22: 24,482,440 km (0.113 R)
• M23: 26,058,303 km (0.102 R)
• M24: 27,237,584 km (0.106 R)
• M25: 27,887,287 km (0.089 R)
• M26: 30,094,903 km (0.071 R)
• M27: 31,291,835 km (0.111 R)
• M28: 37,642,714 km (0.091 R)
• M29: 38,448,897 km (0.077 R)

Asteroid Belt

Center: 13.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.6

Radius: 6.6

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 15.02 AU - 19.7 AU

Year: 27395 Days

Day: 23.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,094,288 km

• M1: 86,468 km (0.076 R)
• M2: 1,004,998 km (0.101 R)
• M3: 1,597,256 km (0.087 R)
• M4: 6,358,059 km (0.044 R)
• M5: 11,265,916 km (0.052 R)
• M6: 12,878,432 km (0.075 R)
• M7: 13,837,653 km (0.1 R)
• M8: 22,014,823 km (0.119 R)
• M9: 26,999,723 km (0.11 R)
• M10: 52,976,645 km (0.043 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 12,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit