🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.88 AU - 1.18 AU

Year: 367 Days

Day: 42.7 Hours

Environment

Temp: 86 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,963,880 km

• M1: 505,491 km (0.073 R)
• M2: 822,639 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.94 AU - 1.44 AU

Year: 456 Days

Day: 37.5 Hours

Environment

Temp: 35 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.06 AU - 1.42 AU

Year: 485 Days

Day: 25.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.64 AU - 2 AU

Year: 863 Days

Day: 47.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.69 AU - 2.75 AU

Year: 1163 Days

Day: 12.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.77 AU - 6.17 AU

Year: 3894 Days

Day: 21.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,963,880 km

• M1: 224,397 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919

Radius: 9.4

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 12.43 AU - 12.71 AU

Year: 15663 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 87,963,880 km

• M1: 125,812 km (0.07 R)
• M2: 485,445 km (0.087 R)
• M3: 1,017,266 km (0.073 R)
• M4: 2,176,499 km (0.116 R)
• M5: 3,039,978 km (0.04 R)
• M6: 3,493,709 km (0.101 R)
• M7: 4,437,671 km (0.067 R)
• M8: 6,222,075 km (0.107 R)
• M9: 6,734,148 km (0.089 R)
• M10: 11,960,200 km (0.099 R)
• M11: 12,887,707 km (0.081 R)
• M12: 13,369,263 km (0.107 R)
• M13: 14,368,127 km (0.094 R)
• M14: 16,433,775 km (0.108 R)
• M15: 17,082,132 km (0.115 R)
• M16: 18,343,392 km (0.106 R)
• M17: 19,396,411 km (0.073 R)
• M18: 22,499,520 km (0.027 R)
• M19: 27,131,519 km (0.064 R)
• M20: 28,962,447 km (0.1 R)
• M21: 32,362,208 km (0.078 R)
• M22: 34,683,070 km (0.113 R)
• M23: 43,678,689 km (0.12 R)
• M24: 51,150,055 km (0.094 R)
• M25: 53,759,192 km (0.104 R)
• M26: 54,827,320 km (0.096 R)
• M27: 55,728,049 km (0.067 R)
• M28: 57,559,277 km (0.108 R)
• M29: 58,489,775 km (0.115 R)
• M30: 60,572,028 km (0.092 R)
• M31: 65,285,857 km (0.099 R)
• M32: 67,114,841 km (0.117 R)
• M33: 67,938,527 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.1

Radius: 6.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 12.34 AU - 14.46 AU

Year: 17240 Days

Day: 22.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,963,880 km

• M1: 84,523 km (0.079 R)
• M2: 525,388 km (0.102 R)
• M3: 741,407 km (0.06 R)
• M4: 1,038,658 km (0.062 R)
• M5: 1,955,843 km (0.089 R)
• M6: 2,868,988 km (0.096 R)
• M7: 4,529,674 km (0.114 R)
• M8: 6,526,357 km (0.047 R)
• M9: 7,515,797 km (0.034 R)
• M10: 9,366,023 km (0.084 R)
• M11: 10,421,137 km (0.112 R)
• M12: 13,343,681 km (0.067 R)
• M13: 13,579,747 km (0.11 R)
• M14: 16,498,700 km (0.103 R)
• M15: 17,604,977 km (0.116 R)
• M16: 19,582,511 km (0.093 R)
• M17: 19,810,947 km (0.091 R)
• M18: 20,900,917 km (0.07 R)
• M19: 24,941,256 km (0.067 R)
• M20: 39,273,630 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974

Radius: 6.2

Gravity: 25.34 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 13.34 AU - 17.08 AU

Year: 20848 Days

Day: 22.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,963,880 km

• M1: 77,342 km (0.106 R)
• M2: 270,174 km (0.115 R)
• M3: 661,073 km (0.096 R)
• M4: 1,051,673 km (0.025 R)
• M5: 2,287,800 km (0.088 R)
• M6: 3,686,092 km (0.116 R)
• M7: 4,143,412 km (0.111 R)
• M8: 4,899,629 km (0.045 R)
• M9: 5,786,595 km (0.09 R)
• M10: 6,046,148 km (0.084 R)
• M11: 6,542,064 km (0.09 R)
• M12: 9,143,721 km (0.073 R)
• M13: 11,395,767 km (0.101 R)
• M14: 13,087,570 km (0.108 R)
• M15: 13,762,855 km (0.108 R)
• M16: 14,382,489 km (0.071 R)
• M17: 16,097,479 km (0.104 R)
• M18: 17,582,088 km (0.115 R)
• M19: 20,520,340 km (0.102 R)
• M20: 31,267,601 km (0.034 R)
• M21: 40,356,868 km (0.114 R)
• M22: 40,671,173 km (0.112 R)
• M23: 43,904,282 km (0.088 R)
• M24: 48,712,507 km (0.064 R)
• M25: 53,292,147 km (0.05 R)
• M26: 63,084,674 km (0.102 R)
• M27: 68,736,930 km (0.12 R)
• M28: 70,997,803 km (0.056 R)
• M29: 73,541,416 km (0.072 R)
• M30: 74,481,189 km (0.09 R)
• M31: 76,865,780 km (0.117 R)
• M32: 83,048,959 km (0.113 R)
• M33: 85,612,169 km (0.051 R)
• M34: 86,391,424 km (0.046 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 16,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit