🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.53 AU - 0.73 AU

Year: 184 Days

Day: 27.8 Hours

Environment

Temp: 152 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.83 AU - 1.03 AU

Year: 331 Days

Day: 14.4 Hours

Environment

Temp: 42 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.27 AU - 1.75 AU

Year: 685 Days

Day: 18.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.91 AU - 3.07 AU

Year: 1450 Days

Day: 34.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.41 AU - 3.07 AU

Year: 1673 Days

Day: 29.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 173.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.2

Radius: 9.9

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.63 AU - 7.05 AU

Year: 5207 Days

Day: 11.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,014,732 km

• M1: 123,119 km (0.1 R)
• M2: 651,200 km (0.064 R)
• M3: 1,020,108 km (0.077 R)
• M4: 1,364,183 km (0.094 R)
• M5: 1,932,356 km (0.101 R)
• M6: 2,436,800 km (0.078 R)
• M7: 3,646,149 km (0.081 R)
• M8: 4,228,533 km (0.115 R)
• M9: 4,845,924 km (0.114 R)
• M10: 5,522,106 km (0.032 R)
• M11: 6,017,126 km (0.12 R)
• M12: 8,336,192 km (0.075 R)
• M13: 9,509,787 km (0.093 R)
• M14: 10,093,668 km (0.077 R)
• M15: 11,799,382 km (0.118 R)
• M16: 13,429,999 km (0.077 R)
• M17: 15,205,576 km (0.111 R)
• M18: 19,086,145 km (0.074 R)
• M19: 19,480,635 km (0.106 R)
• M20: 21,043,932 km (0.107 R)
• M21: 24,961,901 km (0.049 R)
• M22: 26,640,389 km (0.05 R)
• M23: 28,821,077 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.3

Radius: 9

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.89 AU - 9.61 AU

Year: 9550 Days

Day: 14.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,014,732 km

• M1: 117,584 km (0.079 R)
• M2: 404,213 km (0.079 R)
• M3: 873,951 km (0.094 R)
• M4: 1,423,723 km (0.117 R)
• M5: 1,713,344 km (0.063 R)
• M6: 2,674,062 km (0.049 R)
• M7: 4,707,546 km (0.091 R)
• M8: 5,971,349 km (0.082 R)
• M9: 8,044,925 km (0.109 R)
• M10: 8,716,021 km (0.097 R)
• M11: 9,154,193 km (0.101 R)
• M12: 14,806,898 km (0.036 R)
• M13: 15,558,179 km (0.099 R)
• M14: 17,001,200 km (0.106 R)
• M15: 17,409,901 km (0.101 R)
• M16: 19,700,693 km (0.031 R)
• M17: 20,000,487 km (0.034 R)
• M18: 20,763,436 km (0.104 R)
• M19: 24,095,280 km (0.109 R)
• M20: 25,310,165 km (0.12 R)
• M21: 28,144,745 km (0.086 R)
• M22: 28,429,879 km (0.11 R)
• M23: 37,446,591 km (0.118 R)
• M24: 38,371,255 km (0.049 R)
• M25: 39,074,665 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.9

Radius: 8.4

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 11.3 AU - 12.62 AU

Year: 15261 Days

Day: 12.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,014,732 km

• M1: 104,419 km (0.096 R)
• M2: 383,569 km (0.054 R)
• M3: 768,933 km (0.078 R)
• M4: 1,073,963 km (0.1 R)
• M5: 1,589,328 km (0.114 R)
• M6: 3,477,702 km (0.078 R)
• M7: 3,765,977 km (0.027 R)
• M8: 4,070,109 km (0.097 R)
• M9: 4,360,928 km (0.119 R)
• M10: 4,951,839 km (0.102 R)
• M11: 5,283,797 km (0.061 R)
• M12: 7,006,267 km (0.078 R)
• M13: 7,554,244 km (0.078 R)
• M14: 9,622,733 km (0.052 R)
• M15: 10,246,706 km (0.033 R)
• M16: 11,064,259 km (0.097 R)
• M17: 12,280,938 km (0.119 R)
• M18: 12,890,699 km (0.101 R)
• M19: 13,778,113 km (0.071 R)
• M20: 15,253,896 km (0.081 R)
• M21: 15,886,995 km (0.05 R)
• M22: 23,769,755 km (0.078 R)
• M23: 24,334,637 km (0.104 R)
• M24: 25,101,775 km (0.105 R)
• M25: 28,860,870 km (0.04 R)
• M26: 32,862,763 km (0.078 R)
• M27: 36,842,814 km (0.049 R)
• M28: 39,274,228 km (0.116 R)
• M29: 39,931,412 km (0.06 R)
• M30: 40,595,925 km (0.099 R)
• M31: 48,249,352 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 15,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit