🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.63 AU - 0.83 AU

Year: 231 Days

Day: 39 Hours

Environment

Temp: 136 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.41 AU - 1.77 AU

Year: 744 Days

Day: 44.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 162.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.42 AU - 1.8 AU

Year: 758 Days

Day: 19.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.37 AU - 2.01 AU

Year: 815 Days

Day: 12.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.8

Radius: 10

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.65 AU - 6.83 AU

Year: 6489 Days

Day: 14.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,588,413 km

• M1: 162,014 km (0.103 R)
• M2: 508,932 km (0.039 R)
• M3: 863,629 km (0.103 R)
• M4: 1,804,300 km (0.12 R)
• M5: 2,853,430 km (0.058 R)
• M6: 3,426,539 km (0.063 R)
• M7: 4,341,480 km (0.116 R)
• M8: 4,883,024 km (0.102 R)
• M9: 5,824,593 km (0.102 R)
• M10: 6,419,245 km (0.067 R)
• M11: 7,227,672 km (0.076 R)
• M12: 9,293,319 km (0.063 R)
• M13: 10,282,610 km (0.045 R)
• M14: 10,733,946 km (0.104 R)
• M15: 13,780,058 km (0.054 R)
• M16: 17,296,207 km (0.116 R)
• M17: 17,741,859 km (0.051 R)
• M18: 18,789,493 km (0.053 R)
• M19: 19,328,643 km (0.105 R)
• M20: 19,739,589 km (0.114 R)
• M21: 23,627,787 km (0.12 R)
• M22: 26,290,779 km (0.071 R)
• M23: 26,795,522 km (0.06 R)
• M24: 28,260,983 km (0.111 R)
• M25: 29,779,102 km (0.111 R)
• M26: 31,539,420 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.7

Radius: 12.6

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.66 AU - 8.9 AU

Year: 7285 Days

Day: 9.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,588,413 km

• M1: 157,078 km (0.106 R)
• M2: 581,637 km (0.051 R)
• M3: 1,055,712 km (0.086 R)
• M4: 1,571,077 km (0.092 R)
• M5: 2,219,135 km (0.105 R)
• M6: 2,693,360 km (0.099 R)
• M7: 4,596,395 km (0.114 R)
• M8: 5,470,046 km (0.078 R)
• M9: 6,204,123 km (0.095 R)
• M10: 6,965,277 km (0.088 R)
• M11: 7,747,225 km (0.098 R)
• M12: 9,209,843 km (0.091 R)
• M13: 10,496,834 km (0.109 R)
• M14: 11,157,757 km (0.083 R)
• M15: 11,846,207 km (0.097 R)
• M16: 12,339,281 km (0.037 R)
• M17: 13,781,255 km (0.074 R)
• M18: 16,251,116 km (0.075 R)
• M19: 16,792,062 km (0.103 R)
• M20: 18,633,462 km (0.113 R)
• M21: 19,376,515 km (0.116 R)
• M22: 21,080,434 km (0.085 R)
• M23: 24,784,926 km (0.071 R)
• M24: 27,546,204 km (0.089 R)
• M25: 28,025,515 km (0.066 R)
• M26: 28,608,199 km (0.106 R)
• M27: 38,703,961 km (0.099 R)
• M28: 42,280,846 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.3

Radius: 7.4

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.85 AU - 20.97 AU

Year: 28109 Days

Day: 17.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,588,413 km

• M1: 96,191 km (0.112 R)
• M2: 361,877 km (0.118 R)
• M3: 625,469 km (0.108 R)
• M4: 1,211,444 km (0.108 R)
• M5: 1,738,926 km (0.074 R)
• M6: 2,937,803 km (0.1 R)
• M7: 4,796,257 km (0.106 R)
• M8: 6,885,541 km (0.112 R)
• M9: 7,630,539 km (0.108 R)
• M10: 8,156,226 km (0.111 R)
• M11: 9,047,380 km (0.11 R)
• M12: 9,456,979 km (0.076 R)
• M13: 18,545,947 km (0.071 R)
• M14: 19,016,732 km (0.091 R)
• M15: 21,183,208 km (0.061 R)
• M16: 22,010,185 km (0.12 R)
• M17: 24,846,860 km (0.084 R)
• M18: 25,650,201 km (0.107 R)
• M19: 26,827,835 km (0.052 R)
• M20: 32,169,077 km (0.047 R)
• M21: 32,711,968 km (0.095 R)
• M22: 32,985,732 km (0.099 R)
• M23: 33,537,748 km (0.055 R)
• M24: 38,786,689 km (0.035 R)
• M25: 40,179,595 km (0.111 R)
• M26: 41,445,342 km (0.106 R)
• M27: 45,063,217 km (0.1 R)
• M28: 55,404,619 km (0.082 R)
• M29: 56,380,745 km (0.062 R)
• M30: 64,391,112 km (0.106 R)
• M31: 70,816,490 km (0.089 R)
• M32: 78,387,938 km (0.106 R)
• M33: 79,370,796 km (0.118 R)
• M34: 80,361,732 km (0.065 R)
• M35: 82,115,767 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 16,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit