🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.59 AU - 0.75 AU

Year: 196 Days

Day: 21.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.36 AU - 4.18 AU

Year: 2622 Days

Day: 14.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,669,721 km

• M1: 43,234 km (0.116 R)
• M2: 1,315,115 km (0.083 R)

Asteroid Belt

Center: 4.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 8.6

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.36 AU - 7.2 AU

Year: 4977 Days

Day: 7.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,669,721 km

• M1: 110,553 km (0.113 R)
• M2: 380,876 km (0.073 R)
• M3: 658,380 km (0.077 R)
• M4: 928,853 km (0.099 R)
• M5: 1,246,300 km (0.077 R)
• M6: 1,520,513 km (0.1 R)
• M7: 1,796,820 km (0.04 R)
• M8: 2,223,324 km (0.059 R)
• M9: 3,183,891 km (0.113 R)
• M10: 3,538,588 km (0.109 R)
• M11: 3,854,090 km (0.068 R)
• M12: 6,251,097 km (0.08 R)
• M13: 7,743,186 km (0.078 R)
• M14: 16,279,390 km (0.075 R)
• M15: 18,002,309 km (0.039 R)
• M16: 18,373,311 km (0.097 R)
• M17: 19,066,997 km (0.038 R)
• M18: 21,736,870 km (0.096 R)
• M19: 25,334,998 km (0.037 R)
• M20: 25,879,534 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.6

Radius: 14.1

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 8.88 AU - 11.98 AU

Year: 12064 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,669,721 km

• M1: 175,329 km (0.106 R)
• M2: 802,742 km (0.051 R)
• M3: 2,069,387 km (0.06 R)
• M4: 3,515,101 km (0.101 R)
• M5: 4,934,187 km (0.084 R)
• M6: 5,372,658 km (0.06 R)
• M7: 6,295,378 km (0.114 R)
• M8: 8,091,749 km (0.113 R)
• M9: 10,635,212 km (0.099 R)
• M10: 14,962,330 km (0.104 R)
• M11: 23,058,417 km (0.049 R)
• M12: 24,292,899 km (0.102 R)
• M13: 26,182,470 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.7

Radius: 8.7

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.36 AU - 13.64 AU

Year: 15828 Days

Day: 6 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,669,721 km

• M1: 197,918 km (0.054 R)
• M2: 556,354 km (0.037 R)
• M3: 1,029,084 km (0.067 R)
• M4: 1,702,873 km (0.087 R)
• M5: 2,236,787 km (0.092 R)
• M6: 3,442,546 km (0.112 R)
• M7: 3,897,922 km (0.104 R)
• M8: 4,490,479 km (0.079 R)
• M9: 4,929,549 km (0.096 R)
• M10: 6,674,010 km (0.116 R)
• M11: 7,899,366 km (0.106 R)
• M12: 9,925,071 km (0.083 R)
• M13: 11,453,961 km (0.113 R)
• M14: 12,081,823 km (0.098 R)
• M15: 15,722,587 km (0.102 R)
• M16: 16,735,514 km (0.09 R)
• M17: 17,298,600 km (0.109 R)
• M18: 17,708,498 km (0.046 R)
• M19: 18,041,204 km (0.082 R)
• M20: 19,856,275 km (0.089 R)
• M21: 27,001,967 km (0.12 R)
• M22: 29,139,122 km (0.084 R)
• M23: 35,956,895 km (0.103 R)
• M24: 37,301,182 km (0.114 R)
• M25: 37,710,930 km (0.083 R)
• M26: 38,678,529 km (0.107 R)
• M27: 39,098,301 km (0.043 R)
• M28: 42,269,776 km (0.083 R)
• M29: 44,375,067 km (0.116 R)
• M30: 45,764,681 km (0.082 R)
• M31: 51,108,617 km (0.088 R)
• M32: 51,445,361 km (0.087 R)
• M33: 52,293,432 km (0.05 R)
• M34: 54,191,829 km (0.08 R)
• M35: 54,717,516 km (0.108 R)
• M36: 57,760,635 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493

Radius: 7.6

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 18.1 AU - 19.22 AU

Year: 28870 Days

Day: 21.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,669,721 km

• M1: 94,695 km (0.089 R)
• M2: 354,248 km (0.106 R)
• M3: 790,475 km (0.115 R)
• M4: 1,085,482 km (0.112 R)
• M5: 3,136,469 km (0.082 R)
• M6: 3,424,146 km (0.054 R)
• M7: 4,086,266 km (0.089 R)
• M8: 6,312,581 km (0.105 R)
• M9: 6,820,167 km (0.095 R)
• M10: 7,255,497 km (0.088 R)
• M11: 8,452,579 km (0.072 R)
• M12: 11,232,257 km (0.074 R)
• M13: 11,771,108 km (0.095 R)
• M14: 12,973,277 km (0.062 R)
• M15: 16,376,030 km (0.11 R)
• M16: 18,144,277 km (0.032 R)
• M17: 20,232,364 km (0.112 R)
• M18: 23,439,144 km (0.082 R)
• M19: 25,334,100 km (0.101 R)
• M20: 28,798,488 km (0.074 R)
• M21: 32,162,046 km (0.068 R)
• M22: 32,973,914 km (0.112 R)
• M23: 33,384,859 km (0.085 R)
• M24: 39,196,138 km (0.114 R)
• M25: 39,811,883 km (0.112 R)
• M26: 42,017,853 km (0.1 R)
• M27: 44,470,510 km (0.087 R)
• M28: 44,804,562 km (0.113 R)
• M29: 45,816,891 km (0.109 R)
• M30: 56,988,561 km (0.059 R)
• M31: 66,304,020 km (0.061 R)
• M32: 70,297,685 km (0.112 R)
• M33: 73,745,916 km (0.113 R)
• M34: 77,305,298 km (0.057 R)
• M35: 80,233,976 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.6

Radius: 4.4

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 19.2 AU - 20.26 AU

Year: 31388 Days

Day: 18.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,669,721 km

• M1: 79,137 km (0.102 R)
• M2: 558,449 km (0.061 R)
• M3: 1,445,115 km (0.119 R)
• M4: 2,256,385 km (0.058 R)
• M5: 4,026,875 km (0.104 R)
• M6: 4,811,217 km (0.105 R)
• M7: 6,557,473 km (0.091 R)
• M8: 7,506,821 km (0.065 R)
• M9: 9,879,743 km (0.089 R)
• M10: 11,405,491 km (0.074 R)
• M11: 14,109,622 km (0.062 R)
• M12: 30,379,887 km (0.066 R)
• M13: 34,875,602 km (0.111 R)
• M14: 36,841,468 km (0.112 R)
• M15: 40,457,398 km (0.074 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 11,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit