🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.64 AU - 0.88 AU

Year: 287 Days

Day: 47.5 Hours

Environment

Temp: -22 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.15 AU - 1.21 AU

Year: 556 Days

Day: 13.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.06 AU - 1.48 AU

Year: 620 Days

Day: 27.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.56 AU - 1.82 AU

Year: 952 Days

Day: 26 Hours

Environment

Temp: -99 °C

Axial Tilt: 110.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.7

Radius: 11

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.69 AU - 3.55 AU

Year: 2389 Days

Day: 12.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,744,988 km

• M1: 137,331 km (0.085 R)
• M2: 627,563 km (0.118 R)
• M3: 1,005,597 km (0.118 R)
• M4: 1,668,315 km (0.053 R)
• M5: 2,122,943 km (0.04 R)
• M6: 3,014,696 km (0.101 R)
• M7: 3,913,331 km (0.071 R)
• M8: 4,315,599 km (0.11 R)
• M9: 4,703,357 km (0.118 R)
• M10: 5,249,090 km (0.046 R)
• M11: 5,860,945 km (0.115 R)
• M12: 6,441,385 km (0.07 R)
• M13: 8,892,696 km (0.09 R)
• M14: 9,354,504 km (0.056 R)
• M15: 9,832,470 km (0.096 R)
• M16: 12,308,464 km (0.078 R)
• M17: 12,758,155 km (0.1 R)
• M18: 14,084,939 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231

Radius: 8.4

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.17 AU - 4.59 AU

Year: 3313 Days

Day: 11.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,744,988 km

• M1: 106,813 km (0.114 R)
• M2: 467,942 km (0.093 R)
• M3: 761,752 km (0.082 R)
• M4: 1,097,450 km (0.101 R)
• M5: 1,870,422 km (0.06 R)
• M6: 2,440,390 km (0.059 R)
• M7: 3,043,419 km (0.056 R)
• M8: 4,303,632 km (0.091 R)
• M9: 5,547,687 km (0.026 R)
• M10: 5,929,611 km (0.054 R)
• M11: 6,202,178 km (0.076 R)
• M12: 8,538,149 km (0.111 R)
• M13: 11,141,750 km (0.102 R)
• M14: 12,142,261 km (0.107 R)
• M15: 12,910,446 km (0.103 R)
• M16: 14,365,285 km (0.102 R)
• M17: 14,858,509 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.8

Radius: 13.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.26 AU - 5.42 AU

Year: 4616 Days

Day: 5.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,744,988 km

• M1: 172,038 km (0.09 R)
• M2: 2,331,782 km (0.087 R)
• M3: 2,981,785 km (0.088 R)
• M4: 4,400,870 km (0.095 R)
• M5: 5,058,652 km (0.118 R)
• M6: 6,231,798 km (0.089 R)
• M7: 6,814,482 km (0.103 R)
• M8: 13,039,549 km (0.055 R)
• M9: 15,091,284 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.4

Radius: 13.6

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.2 AU - 6.26 AU

Year: 5946 Days

Day: 7.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,744,988 km

• M1: 169,195 km (0.111 R)
• M2: 684,261 km (0.041 R)
• M3: 1,655,300 km (0.091 R)
• M4: 2,113,220 km (0.047 R)
• M5: 2,870,334 km (0.043 R)
• M6: 3,802,179 km (0.091 R)
• M7: 4,487,637 km (0.115 R)
• M8: 5,171,000 km (0.108 R)
• M9: 5,892,810 km (0.113 R)
• M10: 7,975,062 km (0.112 R)
• M11: 9,639,788 km (0.111 R)
• M12: 10,917,653 km (0.111 R)
• M13: 12,455,519 km (0.074 R)
• M14: 13,540,552 km (0.109 R)
• M15: 14,408,818 km (0.042 R)
• M16: 15,487,718 km (0.112 R)
• M17: 18,322,448 km (0.112 R)
• M18: 19,048,446 km (0.108 R)
• M19: 21,126,510 km (0.071 R)
• M20: 23,970,366 km (0.079 R)
• M21: 27,315,374 km (0.101 R)
• M22: 31,145,678 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.6

Radius: 9.4

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.15 AU - 8.99 AU

Year: 9028 Days

Day: 9.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,744,988 km

• M1: 117,434 km (0.1 R)
• M2: 440,715 km (0.049 R)
• M3: 923,617 km (0.092 R)
• M4: 1,592,469 km (0.098 R)
• M5: 1,977,983 km (0.078 R)
• M6: 3,069,000 km (0.087 R)
• M7: 3,671,132 km (0.112 R)
• M8: 4,847,569 km (0.086 R)
• M9: 5,272,577 km (0.083 R)
• M10: 5,956,688 km (0.069 R)
• M11: 6,698,693 km (0.061 R)
• M12: 7,570,699 km (0.12 R)
• M13: 8,217,561 km (0.08 R)
• M14: 8,745,641 km (0.097 R)
• M15: 9,580,098 km (0.06 R)
• M16: 9,911,607 km (0.12 R)
• M17: 10,250,895 km (0.082 R)
• M18: 12,305,472 km (0.119 R)
• M19: 13,818,954 km (0.107 R)
• M20: 14,296,321 km (0.06 R)
• M21: 17,764,448 km (0.107 R)
• M22: 19,100,207 km (0.028 R)
• M23: 19,826,056 km (0.103 R)
• M24: 20,983,794 km (0.107 R)
• M25: 25,668,601 km (0.079 R)
• M26: 27,290,541 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.5

Radius: 4.6

Gravity: 13.26 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 12.32 AU - 15.34 AU

Year: 22294 Days

Day: 22.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,744,988 km

• M1: 57,146 km (0.113 R)
• M2: 246,088 km (0.094 R)
• M3: 721,211 km (0.099 R)
• M4: 4,332,354 km (0.102 R)
• M5: 4,782,046 km (0.116 R)
• M6: 5,156,639 km (0.06 R)
• M7: 5,661,382 km (0.111 R)
• M8: 6,895,415 km (0.063 R)
• M9: 8,154,879 km (0.081 R)
• M10: 8,443,603 km (0.103 R)
• M11: 10,209,307 km (0.075 R)
• M12: 12,394,932 km (0.116 R)
• M13: 13,165,809 km (0.061 R)
• M14: 14,802,560 km (0.099 R)
• M15: 15,304,311 km (0.092 R)
• M16: 15,596,176 km (0.09 R)
• M17: 16,570,208 km (0.038 R)
• M18: 19,563,362 km (0.045 R)
• M19: 22,898,048 km (0.114 R)
• M20: 23,472,205 km (0.116 R)
• M21: 24,549,759 km (0.092 R)
• M22: 24,949,634 km (0.088 R)
• M23: 25,557,599 km (0.108 R)
• M24: 27,226,962 km (0.079 R)
• M25: 27,979,589 km (0.083 R)
• M26: 28,525,621 km (0.063 R)
• M27: 29,865,121 km (0.11 R)
• M28: 33,887,059 km (0.081 R)
• M29: 37,458,858 km (0.11 R)
• M30: 41,980,753 km (0.102 R)
• M31: 44,594,228 km (0.038 R)
• M32: 46,395,536 km (0.114 R)
• M33: 58,054,745 km (0.093 R)
• M34: 59,121,079 km (0.051 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: 242 - 19,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit