🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.66 AU - 0.88 AU

Year: 252 Days

Day: 21.1 Hours

Environment

Temp: 114 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.8

Radius: 9.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.57 AU - 4.83 AU

Year: 3798 Days

Day: 13.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,857,559 km

• M1: 114,442 km (0.073 R)
• M2: 444,904 km (0.12 R)
• M3: 1,340,547 km (0.026 R)
• M4: 1,796,371 km (0.058 R)
• M5: 2,367,386 km (0.12 R)
• M6: 2,871,382 km (0.119 R)
• M7: 3,501,338 km (0.057 R)
• M8: 3,950,281 km (0.115 R)
• M9: 4,548,074 km (0.096 R)
• M10: 6,141,142 km (0.107 R)
• M11: 7,033,793 km (0.119 R)
• M12: 7,847,007 km (0.108 R)
• M13: 8,652,142 km (0.11 R)
• M14: 9,003,398 km (0.112 R)
• M15: 9,437,531 km (0.082 R)
• M16: 10,038,017 km (0.081 R)
• M17: 10,584,199 km (0.073 R)
• M18: 12,386,105 km (0.062 R)
• M19: 16,480,150 km (0.096 R)
• M20: 17,350,959 km (0.106 R)
• M21: 18,309,283 km (0.109 R)
• M22: 20,147,243 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380

Radius: 14.8

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.96 AU - 5.56 AU

Year: 3871 Days

Day: 14.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 144.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,857,559 km

• M1: 184,903 km (0.072 R)
• M2: 778,208 km (0.107 R)
• M3: 1,462,020 km (0.086 R)
• M4: 2,242,173 km (0.063 R)
• M5: 3,066,308 km (0.103 R)
• M6: 3,596,632 km (0.068 R)
• M7: 4,126,208 km (0.077 R)
• M8: 5,007,490 km (0.062 R)
• M9: 7,419,306 km (0.088 R)
• M10: 7,891,736 km (0.031 R)
• M11: 8,587,067 km (0.03 R)
• M12: 11,743,433 km (0.11 R)
• M13: 13,933,546 km (0.111 R)
• M14: 14,557,668 km (0.095 R)
• M15: 15,965,534 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.2

Radius: 13

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.95 AU - 5.67 AU

Year: 4561 Days

Day: 7.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,857,559 km

• M1: 161,715 km (0.055 R)
• M2: 990,039 km (0.109 R)
• M3: 1,432,549 km (0.101 R)
• M4: 1,845,290 km (0.073 R)
• M5: 2,567,249 km (0.083 R)
• M6: 3,148,138 km (0.096 R)
• M7: 3,597,380 km (0.069 R)
• M8: 5,046,834 km (0.053 R)
• M9: 6,463,077 km (0.074 R)
• M10: 7,057,579 km (0.108 R)
• M11: 7,580,722 km (0.111 R)
• M12: 9,389,660 km (0.035 R)
• M13: 10,417,248 km (0.103 R)
• M14: 12,048,463 km (0.067 R)
• M15: 17,768,786 km (0.077 R)
• M16: 18,608,030 km (0.109 R)
• M17: 24,523,878 km (0.099 R)
• M18: 25,645,713 km (0.116 R)
• M19: 26,054,564 km (0.109 R)
• M20: 26,969,355 km (0.116 R)
• M21: 29,483,646 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 10.9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.4 AU - 6.5 AU

Year: 5410 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,857,559 km

• M1: 137,181 km (0.103 R)
• M2: 3,016,940 km (0.12 R)
• M3: 5,204,809 km (0.118 R)
• M4: 5,642,383 km (0.114 R)
• M5: 6,010,094 km (0.063 R)
• M6: 8,524,685 km (0.042 R)
• M7: 10,486,362 km (0.064 R)
• M8: 11,044,063 km (0.082 R)
• M9: 11,670,429 km (0.079 R)
• M10: 12,422,458 km (0.077 R)
• M11: 12,889,053 km (0.094 R)
• M12: 15,697,305 km (0.099 R)
• M13: 21,073,852 km (0.114 R)
• M14: 23,973,807 km (0.082 R)
• M15: 25,936,680 km (0.047 R)
• M16: 27,652,418 km (0.117 R)
• M17: 28,004,422 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.1

Radius: 8.3

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.57 AU - 7.11 AU

Year: 6669 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,857,559 km

• M1: 103,223 km (0.088 R)
• M2: 726,746 km (0.113 R)
• M3: 1,480,271 km (0.116 R)
• M4: 1,839,156 km (0.045 R)
• M5: 2,520,575 km (0.101 R)
• M6: 3,134,674 km (0.075 R)
• M7: 4,080,282 km (0.082 R)
• M8: 6,229,854 km (0.115 R)
• M9: 6,555,678 km (0.076 R)
• M10: 7,206,279 km (0.115 R)
• M11: 7,936,765 km (0.085 R)
• M12: 8,877,287 km (0.077 R)
• M13: 10,607,387 km (0.061 R)
• M14: 10,931,715 km (0.03 R)
• M15: 11,310,497 km (0.076 R)
• M16: 12,499,800 km (0.106 R)
• M17: 12,809,617 km (0.097 R)
• M18: 13,606,974 km (0.092 R)
• M19: 14,550,039 km (0.069 R)
• M20: 15,358,914 km (0.103 R)
• M21: 15,954,763 km (0.042 R)
• M22: 18,426,718 km (0.053 R)
• M23: 19,441,889 km (0.067 R)
• M24: 20,494,011 km (0.068 R)
• M25: 22,634,906 km (0.102 R)
• M26: 24,355,281 km (0.031 R)
• M27: 25,329,612 km (0.027 R)
• M28: 27,442,533 km (0.115 R)
• M29: 29,396,730 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.4

Radius: 12.3

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.98 AU - 11.04 AU

Year: 10933 Days

Day: 6.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,857,559 km

• M1: 153,039 km (0.12 R)
• M2: 677,828 km (0.067 R)
• M3: 1,072,318 km (0.118 R)
• M4: 1,504,356 km (0.075 R)
• M5: 1,924,577 km (0.088 R)
• M6: 3,031,302 km (0.086 R)
• M7: 3,687,887 km (0.092 R)
• M8: 5,614,109 km (0.09 R)
• M9: 8,399,023 km (0.119 R)
• M10: 9,647,866 km (0.066 R)
• M11: 15,099,063 km (0.1 R)
• M12: 16,798,494 km (0.096 R)
• M13: 17,512,824 km (0.069 R)
• M14: 18,622,093 km (0.111 R)
• M15: 20,333,193 km (0.11 R)
• M16: 22,918,843 km (0.108 R)
• M17: 25,250,475 km (0.098 R)
• M18: 27,148,722 km (0.113 R)
• M19: 30,276,215 km (0.063 R)
• M20: 33,078,184 km (0.084 R)
• M21: 33,524,135 km (0.065 R)
• M22: 36,639,959 km (0.086 R)
• M23: 40,322,909 km (0.107 R)
• M24: 41,216,457 km (0.117 R)
• M25: 45,883,612 km (0.06 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: 417 - 13,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit