🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.55 AU - 0.65 AU

Year: 174 Days

Day: 23.4 Hours

Environment

Temp: 138 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.58 AU - 0.82 AU

Year: 219 Days

Day: 25.9 Hours

Environment

Temp: 105 °C

Axial Tilt: 132 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.79 AU - 0.79 AU

Year: 263 Days

Day: 39.2 Hours

Environment

Temp: 92 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.41 AU - 1.45 AU

Year: 641 Days

Day: 20.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.62 AU - 2.66 AU

Year: 1607 Days

Day: 43.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.34 AU - 4.3 AU

Year: 2798 Days

Day: 36.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,953,966 km

• M1: 2,251,448 km (0.083 R)

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.5

Radius: 13.7

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.16 AU - 5.64 AU

Year: 4065 Days

Day: 10.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,953,966 km

• M1: 170,990 km (0.047 R)
• M2: 634,445 km (0.06 R)
• M3: 1,078,750 km (0.1 R)
• M4: 1,790,687 km (0.081 R)
• M5: 2,464,027 km (0.106 R)
• M6: 2,973,856 km (0.109 R)
• M7: 3,614,135 km (0.119 R)
• M8: 4,919,376 km (0.085 R)
• M9: 5,382,681 km (0.057 R)
• M10: 5,988,852 km (0.048 R)
• M11: 6,640,350 km (0.073 R)
• M12: 7,945,891 km (0.111 R)
• M13: 8,659,922 km (0.066 R)
• M14: 9,971,895 km (0.116 R)
• M15: 10,423,531 km (0.085 R)
• M16: 10,888,780 km (0.109 R)
• M17: 12,182,652 km (0.065 R)
• M18: 12,651,791 km (0.095 R)
• M19: 13,526,939 km (0.08 R)
• M20: 14,755,885 km (0.112 R)
• M21: 15,343,506 km (0.117 R)
• M22: 20,228,624 km (0.067 R)
• M23: 21,971,888 km (0.103 R)
• M24: 24,032,150 km (0.096 R)
• M25: 24,474,062 km (0.098 R)
• M26: 25,450,188 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.3

Radius: 10.7

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.96 AU - 8.7 AU

Year: 7437 Days

Day: 11.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,953,966 km

• M1: 133,292 km (0.066 R)
• M2: 513,420 km (0.06 R)
• M3: 850,613 km (0.105 R)
• M4: 1,285,794 km (0.074 R)
• M5: 1,624,633 km (0.055 R)
• M6: 1,976,487 km (0.045 R)
• M7: 2,379,953 km (0.084 R)
• M8: 2,940,945 km (0.076 R)
• M9: 3,400,659 km (0.062 R)
• M10: 4,114,540 km (0.072 R)
• M11: 4,521,446 km (0.12 R)
• M12: 6,319,463 km (0.084 R)
• M13: 6,678,348 km (0.086 R)
• M14: 7,555,889 km (0.118 R)
• M15: 9,171,845 km (0.114 R)
• M16: 9,869,271 km (0.117 R)
• M17: 10,255,383 km (0.025 R)
• M18: 10,651,668 km (0.095 R)
• M19: 14,322,351 km (0.066 R)
• M20: 14,693,054 km (0.116 R)
• M21: 19,655,963 km (0.12 R)
• M22: 20,345,759 km (0.11 R)
• M23: 22,429,658 km (0.075 R)
• M24: 23,780,676 km (0.072 R)
• M25: 25,454,526 km (0.11 R)
• M26: 25,999,063 km (0.119 R)
• M27: 27,017,525 km (0.117 R)
• M28: 36,947,233 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.4

Radius: 3.5

Gravity: 73.58 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.99 AU - 18.21 AU

Year: 25345 Days

Day: 17.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 49,953,966 km

• M1: 44,431 km (0.1 R)
• M2: 252,970 km (0.063 R)
• M3: 702,512 km (0.04 R)
• M4: 1,125,874 km (0.11 R)
• M5: 1,246,599 km (0.099 R)
• M6: 1,661,883 km (0.083 R)
• M7: 1,964,519 km (0.084 R)
• M8: 2,326,696 km (0.119 R)
• M9: 2,626,340 km (0.073 R)
• M10: 3,182,096 km (0.053 R)
• M11: 3,778,842 km (0.107 R)
• M12: 4,016,553 km (0.09 R)
• M13: 4,156,726 km (0.072 R)
• M14: 5,483,959 km (0.03 R)
• M15: 5,613,062 km (0.11 R)
• M16: 5,788,540 km (0.09 R)
• M17: 6,431,362 km (0.094 R)
• M18: 8,996,666 km (0.105 R)
• M19: 9,176,483 km (0.083 R)
• M20: 11,455,756 km (0.096 R)
• M21: 13,142,921 km (0.111 R)
• M22: 15,669,330 km (0.101 R)
• M23: 16,638,275 km (0.091 R)
• M24: 21,549,274 km (0.114 R)
• M25: 24,100,666 km (0.12 R)
• M26: 24,447,733 km (0.067 R)
• M27: 24,797,941 km (0.107 R)
• M28: 25,033,408 km (0.106 R)
• M29: 25,868,913 km (0.079 R)
• M30: 33,376,482 km (0.095 R)
• M31: 35,568,839 km (0.074 R)
• M32: 36,320,418 km (0.084 R)
• M33: 37,855,143 km (0.075 R)
• M34: 40,562,565 km (0.041 R)
• M35: 42,213,976 km (0.051 R)
• M36: 42,381,526 km (0.069 R)
• M37: 44,426,977 km (0.115 R)
• M38: 45,650,089 km (0.108 R)
• M39: 54,846,469 km (0.107 R)
• M40: 60,405,227 km (0.062 R)
• M41: 61,689,524 km (0.065 R)
• M42: 72,865,832 km (0.093 R)
• M43: 77,790,145 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.9

Radius: 5.4

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 15.07 AU - 19.61 AU

Year: 27058 Days

Day: 22.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,953,966 km

• M1: 67,169 km (0.063 R)
• M2: 295,306 km (0.092 R)
• M3: 478,414 km (0.063 R)
• M4: 690,095 km (0.111 R)
• M5: 1,174,044 km (0.105 R)
• M6: 1,925,923 km (0.107 R)
• M7: 2,553,336 km (0.081 R)
• M8: 3,816,242 km (0.101 R)
• M9: 4,582,781 km (0.117 R)
• M10: 4,797,305 km (0.051 R)
• M11: 6,081,153 km (0.073 R)
• M12: 6,530,246 km (0.106 R)
• M13: 7,001,031 km (0.112 R)
• M14: 7,620,964 km (0.087 R)
• M15: 8,641,671 km (0.081 R)
• M16: 16,101,668 km (0.116 R)
• M17: 19,553,788 km (0.083 R)
• M18: 23,923,542 km (0.116 R)
• M19: 24,756,802 km (0.115 R)
• M20: 32,804,569 km (0.102 R)
• M21: 38,283,441 km (0.072 R)
• M22: 47,742,515 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 19,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit