🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.85 AU - 0.97 AU

Year: 312 Days

Day: 25.5 Hours

Environment

Temp: 78 °C

Axial Tilt: 42.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.37 AU - 1.55 AU

Year: 635 Days

Day: 25.1 Hours

Environment

Temp: -22 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,346,923 km

• M1: 239,207 km (0.095 R)
• M2: 338,989 km (0.097 R)

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993

Radius: 8.5

Gravity: 13.74 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.66 AU - 10.86 AU

Year: 9331 Days

Day: 5.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,346,923 km

• M1: 105,766 km (0.099 R)
• M2: 378,034 km (0.067 R)
• M3: 648,656 km (0.053 R)
• M4: 1,529,638 km (0.099 R)
• M5: 2,014,635 km (0.096 R)
• M6: 2,379,653 km (0.104 R)
• M7: 3,032,798 km (0.059 R)
• M8: 3,642,559 km (0.06 R)
• M9: 4,018,348 km (0.042 R)
• M10: 6,150,417 km (0.072 R)
• M11: 7,458,651 km (0.073 R)
• M12: 7,845,660 km (0.107 R)
• M13: 11,955,413 km (0.061 R)
• M14: 12,605,865 km (0.095 R)
• M15: 12,909,249 km (0.083 R)
• M16: 15,584,209 km (0.087 R)
• M17: 16,867,459 km (0.052 R)
• M18: 19,400,899 km (0.119 R)
• M19: 21,567,525 km (0.051 R)
• M20: 21,914,592 km (0.107 R)
• M21: 31,965,325 km (0.089 R)
• M22: 34,264,794 km (0.08 R)
• M23: 41,687,242 km (0.041 R)
• M24: 43,180,229 km (0.116 R)
• M25: 46,560,692 km (0.096 R)
• M26: 47,140,832 km (0.081 R)
• M27: 47,432,698 km (0.115 R)
• M28: 49,059,425 km (0.073 R)
• M29: 49,811,005 km (0.107 R)
• M30: 50,570,214 km (0.082 R)
• M31: 50,875,992 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.3

Radius: 5.7

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 12.93 AU - 17.25 AU

Year: 21096 Days

Day: 23.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,346,923 km

• M1: 70,909 km (0.087 R)
• M2: 407,953 km (0.09 R)
• M3: 603,478 km (0.107 R)
• M4: 946,955 km (0.101 R)
• M5: 1,756,728 km (0.044 R)
• M6: 2,609,436 km (0.071 R)
• M7: 4,782,943 km (0.071 R)
• M8: 9,016,114 km (0.099 R)
• M9: 9,590,271 km (0.117 R)
• M10: 10,133,161 km (0.068 R)
• M11: 11,043,913 km (0.09 R)
• M12: 11,700,947 km (0.104 R)
• M13: 15,381,653 km (0.082 R)
• M14: 15,750,262 km (0.07 R)
• M15: 16,581,877 km (0.081 R)
• M16: 18,580,355 km (0.092 R)
• M17: 23,434,058 km (0.054 R)
• M18: 23,823,910 km (0.106 R)
• M19: 28,957,809 km (0.06 R)
• M20: 31,014,930 km (0.116 R)
• M21: 32,079,169 km (0.098 R)
• M22: 37,236,705 km (0.072 R)
• M23: 39,941,883 km (0.095 R)
• M24: 43,065,786 km (0.101 R)
• M25: 44,836,576 km (0.098 R)
• M26: 55,622,732 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.1

Radius: 7.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.44 AU - 18.08 AU

Year: 21454 Days

Day: 17.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,346,923 km

• M1: 106,514 km (0.078 R)
• M2: 426,504 km (0.059 R)
• M3: 1,194,988 km (0.1 R)
• M4: 2,469,262 km (0.044 R)
• M5: 3,055,237 km (0.077 R)
• M6: 15,512,102 km (0.114 R)
• M7: 23,945,383 km (0.074 R)
• M8: 24,384,303 km (0.082 R)
• M9: 24,828,609 km (0.103 R)
• M10: 29,073,598 km (0.066 R)
• M11: 34,552,919 km (0.103 R)
• M12: 35,452,751 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390

Radius: 7.5

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 13.4 AU - 21.86 AU

Year: 26641 Days

Day: 24.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,346,923 km

• M1: 93,349 km (0.098 R)
• M2: 840,590 km (0.1 R)
• M3: 1,749,248 km (0.078 R)
• M4: 2,278,076 km (0.065 R)
• M5: 3,143,500 km (0.098 R)
• M6: 3,862,617 km (0.032 R)
• M7: 4,828,570 km (0.081 R)
• M8: 6,500,626 km (0.053 R)
• M9: 6,767,658 km (0.099 R)
• M10: 7,515,498 km (0.095 R)
• M11: 7,809,757 km (0.085 R)
• M12: 9,510,984 km (0.118 R)
• M13: 11,770,061 km (0.06 R)
• M14: 12,437,118 km (0.083 R)
• M15: 14,971,306 km (0.061 R)
• M16: 25,143,213 km (0.113 R)
• M17: 26,136,394 km (0.041 R)
• M18: 27,155,305 km (0.105 R)
• M19: 37,546,672 km (0.079 R)
• M20: 48,425,878 km (0.056 R)
• M21: 50,133,538 km (0.093 R)
• M22: 62,423,003 km (0.107 R)
• M23: 65,059,216 km (0.028 R)
• M24: 66,927,095 km (0.085 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 13,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit