🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.55 AU - 0.87 AU

Year: 227 Days

Day: 13.8 Hours

Environment

Temp: 101 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.75 AU - 0.93 AU

Year: 292 Days

Day: 26 Hours

Environment

Temp: 30 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,638,684 km

• M1: 653,294 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.64 AU - 1.06 AU

Year: 297 Days

Day: 30.2 Hours

Environment

Temp: 42 °C

Axial Tilt: 28.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,638,684 km

• M1: 175,329 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.05 AU - 1.25 AU

Year: 467 Days

Day: 38.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,638,684 km

• M1: 229,334 km (0.035 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.2 AU - 1.48 AU

Year: 587 Days

Day: 40 Hours

Environment

Temp: -41 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.47 AU - 2.33 AU

Year: 992 Days

Day: 29.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,638,684 km

• M1: 1,475,933 km (0.065 R)

Asteroid Belt

Center: 3.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.7

Radius: 10.1

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.03 AU - 6.83 AU

Year: 5469 Days

Day: 8.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,638,684 km

• M1: 125,662 km (0.108 R)
• M2: 1,140,235 km (0.102 R)
• M3: 1,767,648 km (0.099 R)
• M4: 2,225,418 km (0.112 R)
• M5: 2,677,203 km (0.1 R)
• M6: 3,323,018 km (0.108 R)
• M7: 4,272,515 km (0.101 R)
• M8: 5,447,457 km (0.077 R)
• M9: 6,514,838 km (0.073 R)
• M10: 8,278,896 km (0.106 R)
• M11: 9,408,060 km (0.119 R)
• M12: 14,172,902 km (0.091 R)
• M13: 25,627,312 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.2

Radius: 10.3

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.55 AU - 11.59 AU

Year: 12103 Days

Day: 14.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,638,684 km

• M1: 128,205 km (0.088 R)
• M2: 471,832 km (0.09 R)
• M3: 803,939 km (0.082 R)
• M4: 1,191,397 km (0.079 R)
• M5: 1,689,110 km (0.026 R)
• M6: 2,065,498 km (0.04 R)
• M7: 2,662,543 km (0.083 R)
• M8: 3,106,250 km (0.047 R)
• M9: 6,490,902 km (0.082 R)
• M10: 7,596,879 km (0.111 R)
• M11: 9,713,091 km (0.08 R)
• M12: 13,678,781 km (0.096 R)
• M13: 14,002,510 km (0.07 R)
• M14: 14,597,910 km (0.087 R)
• M15: 15,210,214 km (0.103 R)
• M16: 15,557,730 km (0.114 R)
• M17: 17,001,200 km (0.101 R)
• M18: 17,986,002 km (0.082 R)
• M19: 23,120,949 km (0.103 R)
• M20: 26,972,496 km (0.115 R)
• M21: 31,120,097 km (0.07 R)
• M22: 33,637,979 km (0.094 R)
• M23: 42,412,193 km (0.114 R)
• M24: 43,240,367 km (0.083 R)
• M25: 46,078,987 km (0.099 R)
• M26: 47,691,951 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.6

Radius: 6

Gravity: 20.71 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 11.72 AU - 13.64 AU

Year: 17101 Days

Day: 19.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,638,684 km

• M1: 86,318 km (0.076 R)
• M2: 824,583 km (0.099 R)
• M3: 1,085,333 km (0.071 R)
• M4: 2,092,874 km (0.085 R)
• M5: 2,794,488 km (0.034 R)
• M6: 3,415,918 km (0.104 R)
• M7: 3,848,854 km (0.102 R)
• M8: 4,125,610 km (0.115 R)
• M9: 4,415,531 km (0.119 R)
• M10: 4,753,772 km (0.083 R)
• M11: 5,405,719 km (0.112 R)
• M12: 7,020,478 km (0.05 R)
• M13: 7,671,229 km (0.082 R)
• M14: 8,110,299 km (0.102 R)
• M15: 8,565,974 km (0.076 R)
• M16: 11,857,576 km (0.11 R)
• M17: 12,510,720 km (0.101 R)
• M18: 14,836,967 km (0.105 R)
• M19: 21,930,300 km (0.083 R)
• M20: 22,615,159 km (0.112 R)
• M21: 23,213,550 km (0.056 R)
• M22: 28,156,713 km (0.116 R)
• M23: 28,386,346 km (0.101 R)
• M24: 29,199,560 km (0.058 R)
• M25: 32,231,160 km (0.093 R)
• M26: 32,988,724 km (0.072 R)
• M27: 34,934,544 km (0.098 R)
• M28: 36,818,430 km (0.099 R)
• M29: 38,627,517 km (0.04 R)
• M30: 41,822,628 km (0.119 R)
• M31: 43,331,322 km (0.071 R)
• M32: 44,564,308 km (0.087 R)
• M33: 45,662,057 km (0.032 R)
• M34: 48,732,554 km (0.096 R)
• M35: 49,897,622 km (0.052 R)
• M36: 60,084,489 km (0.071 R)
• M37: 61,616,521 km (0.11 R)
• M38: 65,761,878 km (0.096 R)
• M39: 66,166,091 km (0.095 R)
• M40: 67,799,550 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.1

Radius: 4.7

Gravity: 24.77 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 13.58 AU - 16.98 AU

Year: 22622 Days

Day: 17.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 68.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,638,684 km

• M1: 58,493 km (0.112 R)
• M2: 767,587 km (0.102 R)
• M3: 1,014,722 km (0.079 R)
• M4: 1,389,016 km (0.062 R)
• M5: 1,831,228 km (0.118 R)
• M6: 2,339,860 km (0.079 R)
• M7: 2,544,361 km (0.107 R)
• M8: 3,313,742 km (0.077 R)
• M9: 3,751,765 km (0.12 R)
• M10: 4,636,188 km (0.064 R)
• M11: 4,814,059 km (0.059 R)
• M12: 5,033,520 km (0.091 R)
• M13: 5,375,201 km (0.097 R)
• M14: 6,189,761 km (0.112 R)
• M15: 6,761,375 km (0.103 R)
• M16: 8,633,892 km (0.103 R)
• M17: 9,234,527 km (0.115 R)
• M18: 9,688,556 km (0.032 R)
• M19: 11,983,537 km (0.115 R)
• M20: 14,693,204 km (0.067 R)
• M21: 17,185,504 km (0.117 R)
• M22: 19,481,981 km (0.116 R)
• M23: 19,759,485 km (0.053 R)
• M24: 23,506,014 km (0.108 R)
• M25: 26,325,485 km (0.113 R)
• M26: 26,551,228 km (0.047 R)
• M27: 31,216,588 km (0.116 R)
• M28: 35,567,492 km (0.07 R)
• M29: 40,156,407 km (0.075 R)
• M30: 44,963,286 km (0.057 R)
• M31: 47,587,980 km (0.092 R)
• M32: 47,755,380 km (0.111 R)
• M33: 64,685,222 km (0.052 R)
• M34: 65,716,400 km (0.076 R)
• M35: 76,180,172 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 16,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit