🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.88 AU - 1.32 AU

Year: 419 Days

Day: 33.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 51.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,367,729 km

• M1: 165,306 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.33 AU - 5.09 AU

Year: 3139 Days

Day: 27.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,367,729 km

• M1: 799,152 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.61 AU - 4.67 AU

Year: 3633 Days

Day: 38.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,367,729 km

• M1: 48,919 km (0.086 R)

Asteroid Belt

Center: 6.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.3

Radius: 8

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.9 AU - 10.54 AU

Year: 10175 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,367,729 km

• M1: 126,859 km (0.1 R)
• M2: 395,238 km (0.109 R)
• M3: 657,632 km (0.118 R)
• M4: 2,000,572 km (0.071 R)
• M5: 2,716,997 km (0.086 R)
• M6: 5,463,913 km (0.098 R)
• M7: 7,964,441 km (0.07 R)
• M8: 12,190,880 km (0.102 R)
• M9: 15,875,476 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.7

Radius: 12.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.79 AU - 11.41 AU

Year: 10810 Days

Day: 7.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,367,729 km

• M1: 160,668 km (0.117 R)
• M2: 619,634 km (0.077 R)
• M3: 1,169,107 km (0.116 R)
• M4: 1,750,893 km (0.115 R)
• M5: 2,503,820 km (0.1 R)
• M6: 2,976,250 km (0.099 R)
• M7: 3,762,237 km (0.112 R)
• M8: 5,621,140 km (0.049 R)
• M9: 6,576,921 km (0.056 R)
• M10: 7,149,133 km (0.071 R)
• M11: 8,393,488 km (0.112 R)
• M12: 9,960,525 km (0.065 R)
• M13: 11,158,356 km (0.067 R)
• M14: 11,973,963 km (0.077 R)
• M15: 15,701,643 km (0.039 R)
• M16: 17,188,047 km (0.112 R)
• M17: 19,993,456 km (0.107 R)
• M18: 21,582,335 km (0.099 R)
• M19: 24,584,465 km (0.113 R)
• M20: 25,182,109 km (0.065 R)
• M21: 29,354,543 km (0.12 R)
• M22: 33,756,909 km (0.048 R)
• M23: 37,897,479 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.7

Radius: 11.4

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 10.16 AU - 11.14 AU

Year: 12631 Days

Day: 10 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,367,729 km

• M1: 141,819 km (0.066 R)
• M2: 563,386 km (0.101 R)
• M3: 1,831,078 km (0.074 R)
• M4: 2,216,891 km (0.061 R)
• M5: 2,576,823 km (0.088 R)
• M6: 2,953,960 km (0.069 R)
• M7: 4,372,596 km (0.056 R)
• M8: 5,232,784 km (0.11 R)
• M9: 6,312,881 km (0.116 R)
• M10: 6,925,783 km (0.08 R)
• M11: 7,411,079 km (0.117 R)
• M12: 9,732,389 km (0.042 R)
• M13: 10,923,337 km (0.097 R)
• M14: 11,864,458 km (0.045 R)
• M15: 14,098,552 km (0.1 R)
• M16: 14,747,508 km (0.072 R)
• M17: 15,146,485 km (0.092 R)
• M18: 16,814,801 km (0.034 R)
• M19: 17,693,389 km (0.101 R)
• M20: 19,862,408 km (0.096 R)
• M21: 20,431,329 km (0.06 R)
• M22: 26,830,677 km (0.044 R)
• M23: 28,131,580 km (0.111 R)
• M24: 30,535,469 km (0.071 R)
• M25: 36,348,393 km (0.084 R)
• M26: 36,711,617 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.2

Radius: 4.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 15.38 AU - 19.3 AU

Year: 26242 Days

Day: 23 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,367,729 km

• M1: 51,312 km (0.038 R)
• M2: 214,075 km (0.029 R)
• M3: 710,590 km (0.049 R)
• M4: 910,004 km (0.111 R)
• M5: 1,077,853 km (0.06 R)
• M6: 3,166,538 km (0.11 R)
• M7: 3,332,592 km (0.065 R)
• M8: 3,865,759 km (0.053 R)
• M9: 4,028,072 km (0.07 R)
• M10: 7,829,504 km (0.113 R)
• M11: 8,627,459 km (0.094 R)
• M12: 9,625,277 km (0.077 R)
• M13: 10,383,439 km (0.093 R)
• M14: 12,955,924 km (0.109 R)
• M15: 23,782,621 km (0.048 R)
• M16: 24,882,015 km (0.071 R)
• M17: 28,281,328 km (0.09 R)
• M18: 28,586,358 km (0.038 R)
• M19: 29,933,487 km (0.084 R)
• M20: 32,197,950 km (0.045 R)
• M21: 35,627,331 km (0.062 R)
• M22: 37,064,518 km (0.073 R)
• M23: 40,182,138 km (0.03 R)
• M24: 40,955,409 km (0.097 R)
• M25: 41,215,410 km (0.08 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 11,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit