🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.02 AU - 1.58 AU

Year: 666 Days

Day: 42.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.4

Radius: 13.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.5 AU - 2.76 AU

Year: 1918 Days

Day: 13.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,257,385 km

• M1: 163,062 km (0.083 R)
• M2: 980,464 km (0.064 R)
• M3: 1,550,133 km (0.109 R)
• M4: 1,977,684 km (0.037 R)
• M5: 2,540,471 km (0.075 R)
• M6: 2,999,886 km (0.113 R)
• M7: 3,532,604 km (0.107 R)
• M8: 4,089,108 km (0.075 R)
• M9: 4,790,124 km (0.113 R)
• M10: 6,353,422 km (0.026 R)
• M11: 7,649,837 km (0.115 R)
• M12: 8,782,143 km (0.07 R)
• M13: 11,338,771 km (0.062 R)
• M14: 13,590,069 km (0.103 R)
• M15: 14,082,994 km (0.087 R)
• M16: 14,821,110 km (0.029 R)
• M17: 15,343,506 km (0.103 R)
• M18: 17,347,219 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.2

Radius: 12.5

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.85 AU - 5.11 AU

Year: 4996 Days

Day: 6.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,257,385 km

• M1: 158,723 km (0.071 R)
• M2: 741,407 km (0.089 R)
• M3: 1,339,649 km (0.114 R)
• M4: 1,825,692 km (0.09 R)
• M5: 2,322,507 km (0.119 R)
• M6: 3,016,192 km (0.078 R)
• M7: 3,696,264 km (0.119 R)
• M8: 4,548,224 km (0.066 R)
• M9: 6,990,110 km (0.071 R)
• M10: 8,005,281 km (0.103 R)
• M11: 8,438,068 km (0.101 R)
• M12: 8,924,411 km (0.069 R)
• M13: 9,871,515 km (0.087 R)
• M14: 10,841,058 km (0.037 R)
• M15: 11,506,919 km (0.1 R)
• M16: 12,628,753 km (0.072 R)
• M17: 13,117,340 km (0.072 R)
• M18: 14,981,180 km (0.119 R)
• M19: 15,528,857 km (0.085 R)
• M20: 16,548,367 km (0.09 R)
• M21: 17,431,593 km (0.082 R)
• M22: 18,720,678 km (0.093 R)
• M23: 21,281,793 km (0.113 R)
• M24: 21,904,419 km (0.09 R)
• M25: 23,698,098 km (0.11 R)
• M26: 26,768,594 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706

Radius: 9.6

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.96 AU - 6.38 AU

Year: 6070 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,257,385 km

• M1: 123,717 km (0.09 R)
• M2: 508,184 km (0.076 R)
• M3: 2,383,393 km (0.043 R)
• M4: 2,986,422 km (0.09 R)
• M5: 3,377,770 km (0.094 R)
• M6: 4,574,404 km (0.096 R)
• M7: 5,067,927 km (0.065 R)
• M8: 6,292,386 km (0.052 R)
• M9: 6,799,074 km (0.064 R)
• M10: 7,516,695 km (0.086 R)
• M11: 7,855,683 km (0.073 R)
• M12: 8,204,994 km (0.111 R)
• M13: 9,102,582 km (0.081 R)
• M14: 9,575,311 km (0.117 R)
• M15: 12,923,311 km (0.104 R)
• M16: 14,654,458 km (0.076 R)
• M17: 16,283,579 km (0.109 R)
• M18: 17,434,734 km (0.056 R)
• M19: 23,452,309 km (0.107 R)
• M20: 25,085,319 km (0.09 R)
• M21: 25,420,867 km (0.059 R)
• M22: 26,358,846 km (0.053 R)
• M23: 28,942,401 km (0.095 R)
• M24: 31,107,980 km (0.119 R)
• M25: 33,278,346 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.7

Radius: 9.5

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.51 AU - 8.37 AU

Year: 10059 Days

Day: 7 Hours

Environment

Temp: -187 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,257,385 km

• M1: 118,182 km (0.118 R)
• M2: 460,612 km (0.076 R)
• M3: 799,750 km (0.112 R)
• M4: 1,637,199 km (0.098 R)
• M5: 6,019,519 km (0.11 R)
• M6: 6,365,240 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222

Radius: 11.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.68 AU - 9.7 AU

Year: 12525 Days

Day: 11.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,257,385 km

• M1: 153,039 km (0.058 R)
• M2: 750,682 km (0.098 R)
• M3: 1,136,345 km (0.044 R)
• M4: 2,222,725 km (0.057 R)
• M5: 2,623,797 km (0.099 R)
• M6: 3,306,562 km (0.05 R)
• M7: 3,930,385 km (0.107 R)
• M8: 4,336,244 km (0.104 R)
• M9: 7,168,431 km (0.069 R)
• M10: 8,379,575 km (0.04 R)
• M11: 9,768,143 km (0.031 R)
• M12: 13,163,565 km (0.077 R)
• M13: 15,842,564 km (0.065 R)
• M14: 16,225,385 km (0.059 R)
• M15: 17,142,570 km (0.078 R)
• M16: 25,590,810 km (0.117 R)
• M17: 34,181,767 km (0.113 R)
• M18: 35,906,631 km (0.113 R)
• M19: 37,462,748 km (0.087 R)
• M20: 38,257,411 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 14,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit