🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.59 AU - 0.79 AU

Year: 211 Days

Day: 17.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,807,257 km

• M1: 45,777 km (0.119 R)
• M2: 131,945 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.93 AU - 1.47 AU

Year: 485 Days

Day: 28.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.42 AU - 1.52 AU

Year: 658 Days

Day: 18.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.46 AU - 1.54 AU

Year: 678 Days

Day: 20.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,807,257 km

• M1: 242,199 km (0.102 R)

Asteroid Belt

Center: 3.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.2

Radius: 11.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.75 AU - 5.33 AU

Year: 4175 Days

Day: 5.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,807,257 km

• M1: 145,559 km (0.045 R)
• M2: 887,863 km (0.057 R)
• M3: 1,440,179 km (0.063 R)
• M4: 1,933,552 km (0.085 R)
• M5: 2,658,803 km (0.082 R)
• M6: 3,110,738 km (0.075 R)
• M7: 3,595,136 km (0.038 R)
• M8: 4,581,435 km (0.067 R)
• M9: 5,333,613 km (0.065 R)
• M10: 6,472,053 km (0.069 R)
• M11: 7,797,939 km (0.083 R)
• M12: 8,525,134 km (0.081 R)
• M13: 9,774,874 km (0.101 R)
• M14: 12,065,966 km (0.111 R)
• M15: 13,313,463 km (0.097 R)
• M16: 14,255,929 km (0.079 R)
• M17: 15,141,698 km (0.12 R)
• M18: 15,959,550 km (0.056 R)
• M19: 16,432,279 km (0.083 R)
• M20: 17,022,891 km (0.098 R)
• M21: 17,627,566 km (0.095 R)
• M22: 19,468,368 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.5

Radius: 9.8

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.03 AU - 6.69 AU

Year: 5234 Days

Day: 9.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,807,257 km

• M1: 121,922 km (0.045 R)
• M2: 457,171 km (0.091 R)
• M3: 980,764 km (0.093 R)
• M4: 1,359,695 km (0.103 R)
• M5: 1,822,850 km (0.092 R)
• M6: 2,505,465 km (0.093 R)
• M7: 3,030,105 km (0.074 R)
• M8: 4,082,227 km (0.116 R)
• M9: 5,248,043 km (0.026 R)
• M10: 5,892,959 km (0.04 R)
• M11: 9,093,905 km (0.081 R)
• M12: 10,648,676 km (0.088 R)
• M13: 14,166,021 km (0.055 R)
• M14: 15,531,550 km (0.086 R)
• M15: 17,870,064 km (0.054 R)
• M16: 22,775,528 km (0.108 R)
• M17: 24,168,434 km (0.059 R)
• M18: 26,783,704 km (0.104 R)
• M19: 28,422,548 km (0.113 R)
• M20: 30,218,919 km (0.104 R)
• M21: 31,051,432 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.5

Radius: 12.9

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.31 AU - 7.97 AU

Year: 6313 Days

Day: 13.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,807,257 km

• M1: 163,062 km (0.096 R)
• M2: 567,126 km (0.099 R)
• M3: 1,130,362 km (0.117 R)
• M4: 1,544,299 km (0.092 R)
• M5: 1,967,810 km (0.105 R)
• M6: 2,580,563 km (0.059 R)
• M7: 5,161,426 km (0.119 R)
• M8: 6,701,087 km (0.105 R)
• M9: 7,577,132 km (0.115 R)
• M10: 8,095,938 km (0.079 R)
• M11: 8,675,480 km (0.092 R)
• M12: 10,539,619 km (0.118 R)
• M13: 12,562,182 km (0.059 R)
• M14: 14,305,446 km (0.029 R)
• M15: 17,720,765 km (0.096 R)
• M16: 18,575,119 km (0.105 R)
• M17: 19,392,970 km (0.101 R)
• M18: 20,169,084 km (0.048 R)
• M19: 24,438,607 km (0.077 R)
• M20: 25,344,273 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 11

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.13 AU - 8.29 AU

Year: 6413 Days

Day: 7.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,807,257 km

• M1: 137,181 km (0.076 R)
• M2: 857,046 km (0.038 R)
• M3: 2,149,721 km (0.119 R)
• M4: 4,062,480 km (0.081 R)
• M5: 4,407,901 km (0.116 R)
• M6: 6,054,974 km (0.06 R)
• M7: 8,912,293 km (0.066 R)
• M8: 10,889,977 km (0.094 R)
• M9: 11,512,005 km (0.07 R)
• M10: 20,075,286 km (0.075 R)
• M11: 20,431,628 km (0.119 R)
• M12: 21,378,284 km (0.114 R)
• M13: 24,718,355 km (0.091 R)
• M14: 25,128,104 km (0.071 R)
• M15: 27,071,231 km (0.104 R)
• M16: 32,315,534 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.6

Radius: 10.4

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.68 AU - 8.42 AU

Year: 7654 Days

Day: 8.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,807,257 km

• M1: 129,402 km (0.032 R)
• M2: 746,344 km (0.054 R)
• M3: 1,822,551 km (0.106 R)
• M4: 2,343,899 km (0.087 R)
• M5: 3,273,052 km (0.078 R)
• M6: 4,270,271 km (0.068 R)
• M7: 5,325,535 km (0.119 R)
• M8: 5,815,916 km (0.119 R)
• M9: 9,032,570 km (0.064 R)
• M10: 11,590,245 km (0.081 R)
• M11: 11,952,122 km (0.085 R)
• M12: 15,071,836 km (0.094 R)
• M13: 20,088,900 km (0.032 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.9

Radius: 10.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.69 AU - 8.59 AU

Year: 7791 Days

Day: 7.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,807,257 km

• M1: 136,732 km (0.118 R)
• M2: 1,079,199 km (0.079 R)
• M3: 3,562,673 km (0.112 R)
• M4: 4,217,314 km (0.028 R)
• M5: 4,705,900 km (0.071 R)
• M6: 5,061,794 km (0.112 R)
• M7: 5,983,616 km (0.109 R)
• M8: 6,703,331 km (0.063 R)
• M9: 9,466,404 km (0.111 R)
• M10: 10,215,739 km (0.097 R)
• M11: 13,834,063 km (0.045 R)
• M12: 16,051,852 km (0.085 R)
• M13: 17,568,924 km (0.103 R)
• M14: 22,460,924 km (0.092 R)
• M15: 23,159,396 km (0.106 R)
• M16: 25,258,852 km (0.054 R)
• M17: 28,191,719 km (0.034 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: 272 - 15,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit