🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.71 AU - 0.71 AU

Year: 267 Days

Day: 35.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,444,393 km

• M1: 179,817 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.76 AU - 0.88 AU

Year: 331 Days

Day: 40.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,444,393 km

• M1: 206,595 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.02 AU - 1.5 AU

Year: 631 Days

Day: 34.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.16 AU - 1.86 AU

Year: 828 Days

Day: 30.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.1

Radius: 9.1

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.47 AU - 3.27 AU

Year: 2170 Days

Day: 5.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,444,393 km

• M1: 113,096 km (0.049 R)
• M2: 420,968 km (0.11 R)
• M3: 800,199 km (0.1 R)
• M4: 1,083,388 km (0.119 R)
• M5: 1,660,985 km (0.064 R)
• M6: 2,803,464 km (0.057 R)
• M7: 3,111,037 km (0.049 R)
• M8: 3,775,701 km (0.057 R)
• M9: 4,619,582 km (0.108 R)
• M10: 5,312,819 km (0.115 R)
• M11: 6,762,123 km (0.051 R)
• M12: 7,289,156 km (0.115 R)
• M13: 7,655,521 km (0.092 R)
• M14: 9,210,292 km (0.057 R)
• M15: 12,756,958 km (0.092 R)
• M16: 13,470,690 km (0.111 R)
• M17: 14,929,269 km (0.071 R)
• M18: 16,490,323 km (0.073 R)
• M19: 16,910,244 km (0.108 R)
• M20: 17,337,196 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.2

Radius: 11.8

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.78 AU - 9.4 AU

Year: 12229 Days

Day: 11.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,444,393 km

• M1: 183,407 km (0.113 R)
• M2: 747,241 km (0.095 R)
• M3: 1,528,890 km (0.118 R)
• M4: 2,554,832 km (0.082 R)
• M5: 3,455,412 km (0.051 R)
• M6: 4,019,994 km (0.097 R)
• M7: 4,497,810 km (0.1 R)
• M8: 4,950,642 km (0.118 R)
• M9: 6,685,230 km (0.093 R)
• M10: 7,075,979 km (0.12 R)
• M11: 7,481,838 km (0.069 R)
• M12: 8,163,705 km (0.064 R)
• M13: 8,747,885 km (0.098 R)
• M14: 13,962,268 km (0.05 R)
• M15: 14,408,519 km (0.109 R)
• M16: 19,254,144 km (0.067 R)
• M17: 20,453,021 km (0.11 R)
• M18: 26,615,855 km (0.107 R)
• M19: 28,102,558 km (0.088 R)
• M20: 28,610,294 km (0.087 R)
• M21: 31,024,803 km (0.073 R)
• M22: 31,676,302 km (0.09 R)
• M23: 41,389,093 km (0.114 R)
• M24: 44,608,290 km (0.089 R)
• M25: 46,420,070 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.1

Radius: 5.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.02 AU - 11.1 AU

Year: 14238 Days

Day: 16.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,444,393 km

• M1: 70,012 km (0.096 R)
• M2: 388,206 km (0.054 R)
• M3: 568,173 km (0.085 R)
• M4: 1,809,685 km (0.1 R)
• M5: 4,341,480 km (0.09 R)
• M6: 4,889,606 km (0.084 R)
• M7: 5,150,954 km (0.062 R)
• M8: 7,174,415 km (0.081 R)
• M9: 7,899,665 km (0.114 R)
• M10: 9,012,673 km (0.119 R)
• M11: 9,674,345 km (0.043 R)
• M12: 10,799,470 km (0.081 R)
• M13: 11,343,259 km (0.12 R)
• M14: 12,809,766 km (0.095 R)
• M15: 14,280,613 km (0.081 R)
• M16: 15,424,139 km (0.028 R)
• M17: 16,888,552 km (0.037 R)
• M18: 20,912,586 km (0.088 R)
• M19: 21,370,205 km (0.032 R)
• M20: 22,782,858 km (0.083 R)
• M21: 23,104,942 km (0.032 R)
• M22: 32,080,665 km (0.064 R)
• M23: 33,928,947 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.2

Radius: 5.3

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 15.08 AU - 17.6 AU

Year: 29473 Days

Day: 19.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,444,393 km

• M1: 1,184,067 km (0.039 R)
• M2: 2,635,316 km (0.113 R)
• M3: 4,777,258 km (0.081 R)
• M4: 11,795,044 km (0.072 R)
• M5: 17,003,294 km (0.044 R)
• M6: 22,952,951 km (0.085 R)
• M7: 27,347,987 km (0.05 R)
• M8: 30,570,325 km (0.059 R)
• M9: 33,367,805 km (0.056 R)
• M10: 39,465,863 km (0.08 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: 320 - 10,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit