🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.64 AU - 0.86 AU

Year: 245 Days

Day: 38.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 70.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,389,666 km

• M1: 46,525 km (0.098 R)
• M2: 220,657 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.77 AU - 2.45 AU

Year: 1155 Days

Day: 35.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.61 AU - 3.47 AU

Year: 1997 Days

Day: 13.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.58 AU - 4.36 AU

Year: 2980 Days

Day: 18.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.29 AU - 4.81 AU

Year: 3070 Days

Day: 29.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,389,666 km

• M1: 51,910 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.31 AU - 5.13 AU

Year: 3266 Days

Day: 37.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,389,666 km

• M1: 45,328 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.1

Radius: 10.9

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7 AU - 8.04 AU

Year: 7769 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,389,666 km

• M1: 135,984 km (0.11 R)
• M2: 779,854 km (0.116 R)
• M3: 1,362,986 km (0.07 R)
• M4: 1,986,211 km (0.11 R)
• M5: 2,895,018 km (0.116 R)
• M6: 3,268,863 km (0.119 R)
• M7: 3,775,401 km (0.075 R)
• M8: 4,446,348 km (0.089 R)
• M9: 5,226,501 km (0.051 R)
• M10: 5,955,940 km (0.088 R)
• M11: 6,564,953 km (0.085 R)
• M12: 6,980,835 km (0.034 R)
• M13: 8,291,911 km (0.098 R)
• M14: 10,103,541 km (0.051 R)
• M15: 12,448,787 km (0.065 R)
• M16: 14,620,649 km (0.107 R)
• M17: 20,092,789 km (0.099 R)
• M18: 22,380,739 km (0.093 R)
• M19: 23,238,533 km (0.12 R)
• M20: 25,849,914 km (0.104 R)
• M21: 27,858,863 km (0.1 R)
• M22: 31,541,813 km (0.085 R)
• M23: 32,728,873 km (0.077 R)
• M24: 35,421,784 km (0.082 R)
• M25: 41,244,731 km (0.075 R)
• M26: 43,319,205 km (0.105 R)
• M27: 44,785,115 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.1

Radius: 11.4

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.84 AU - 8.94 AU

Year: 8349 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,389,666 km

• M1: 195,524 km (0.053 R)
• M2: 741,108 km (0.11 R)
• M3: 1,212,341 km (0.09 R)
• M4: 1,867,131 km (0.092 R)
• M5: 2,224,221 km (0.1 R)
• M6: 3,234,156 km (0.069 R)
• M7: 6,385,585 km (0.094 R)
• M8: 7,053,988 km (0.115 R)
• M9: 7,850,747 km (0.03 R)
• M10: 11,328,448 km (0.099 R)
• M11: 14,499,774 km (0.035 R)
• M12: 15,263,022 km (0.05 R)
• M13: 18,219,973 km (0.063 R)
• M14: 20,575,093 km (0.107 R)
• M15: 24,701,152 km (0.051 R)
• M16: 26,721,172 km (0.086 R)
• M17: 28,062,765 km (0.095 R)
• M18: 31,087,784 km (0.077 R)
• M19: 38,016,110 km (0.077 R)
• M20: 39,344,240 km (0.082 R)
• M21: 40,828,101 km (0.116 R)
• M22: 41,204,789 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.4

Radius: 7.9

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 14.27 AU - 21.27 AU

Year: 28220 Days

Day: 22.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,389,666 km

• M1: 98,286 km (0.037 R)
• M2: 867,817 km (0.063 R)
• M3: 1,447,210 km (0.066 R)
• M4: 2,633,820 km (0.093 R)
• M5: 3,099,967 km (0.104 R)
• M6: 3,440,601 km (0.092 R)
• M7: 4,650,848 km (0.047 R)
• M8: 6,988,764 km (0.085 R)
• M9: 8,793,961 km (0.066 R)
• M10: 9,246,495 km (0.054 R)
• M11: 11,279,530 km (0.105 R)
• M12: 20,382,261 km (0.068 R)
• M13: 24,331,645 km (0.119 R)
• M14: 24,886,653 km (0.039 R)
• M15: 34,255,220 km (0.109 R)
• M16: 35,943,880 km (0.052 R)
• M17: 52,046,595 km (0.064 R)
• M18: 56,180,583 km (0.095 R)
• M19: 60,731,051 km (0.115 R)
• M20: 77,266,851 km (0.032 R)
• M21: 83,884,912 km (0.088 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 17,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit