🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.45 AU - 0.59 AU

Year: 144 Days

Day: 21.7 Hours

Environment

Temp: 227 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.6 AU - 0.84 AU

Year: 234 Days

Day: 12.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.47 AU - 2.49 AU

Year: 1495 Days

Day: 21 Hours

Environment

Temp: -97 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.1

Radius: 11.6

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.47 AU - 5.04 AU

Year: 3964 Days

Day: 6.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 51 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,892,182 km

• M1: 144,960 km (0.1 R)
• M2: 613,501 km (0.08 R)
• M3: 1,486,704 km (0.066 R)
• M4: 2,792,543 km (0.09 R)
• M5: 3,235,054 km (0.077 R)
• M6: 3,724,389 km (0.115 R)
• M7: 5,194,487 km (0.119 R)
• M8: 6,567,945 km (0.099 R)
• M9: 8,280,541 km (0.083 R)
• M10: 9,003,548 km (0.086 R)
• M11: 9,809,731 km (0.101 R)
• M12: 11,381,256 km (0.091 R)
• M13: 12,665,704 km (0.056 R)
• M14: 13,368,664 km (0.082 R)
• M15: 15,351,883 km (0.108 R)
• M16: 16,325,915 km (0.114 R)
• M17: 17,647,163 km (0.055 R)
• M18: 23,951,367 km (0.102 R)
• M19: 24,408,239 km (0.118 R)
• M20: 25,734,275 km (0.092 R)
• M21: 27,190,011 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.1

Radius: 8

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.1 AU - 14 AU

Year: 15029 Days

Day: 10.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,892,182 km

• M1: 99,483 km (0.085 R)
• M2: 541,245 km (0.07 R)
• M3: 794,963 km (0.107 R)
• M4: 1,142,778 km (0.11 R)
• M5: 1,515,726 km (0.046 R)
• M6: 1,950,906 km (0.038 R)
• M7: 4,384,863 km (0.114 R)
• M8: 4,962,610 km (0.109 R)
• M9: 5,340,046 km (0.074 R)
• M10: 6,918,453 km (0.118 R)
• M11: 8,397,527 km (0.098 R)
• M12: 11,371,084 km (0.069 R)
• M13: 12,647,154 km (0.034 R)
• M14: 13,881,635 km (0.088 R)
• M15: 14,219,278 km (0.04 R)
• M16: 15,698,352 km (0.094 R)
• M17: 16,362,566 km (0.059 R)
• M18: 16,891,993 km (0.06 R)
• M19: 17,905,519 km (0.115 R)
• M20: 26,575,015 km (0.059 R)
• M21: 33,046,918 km (0.093 R)
• M22: 33,528,473 km (0.117 R)
• M23: 33,892,594 km (0.107 R)
• M24: 36,644,896 km (0.042 R)
• M25: 38,737,621 km (0.069 R)
• M26: 40,085,348 km (0.082 R)
• M27: 42,306,278 km (0.098 R)
• M28: 43,735,386 km (0.08 R)
• M29: 48,369,480 km (0.073 R)
• M30: 48,679,297 km (0.036 R)
• M31: 49,616,527 km (0.098 R)
• M32: 54,149,792 km (0.119 R)
• M33: 54,651,244 km (0.069 R)
• M34: 57,205,328 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.2

Radius: 7.7

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 14.02 AU - 14.22 AU

Year: 20315 Days

Day: 22 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,892,182 km

• M1: 261,497 km (0.117 R)
• M2: 639,830 km (0.105 R)
• M3: 1,049,130 km (0.103 R)
• M4: 1,449,753 km (0.111 R)
• M5: 2,001,470 km (0.115 R)
• M6: 2,375,465 km (0.085 R)
• M7: 3,313,443 km (0.12 R)
• M8: 3,702,248 km (0.12 R)
• M9: 6,993,700 km (0.074 R)
• M10: 7,546,913 km (0.065 R)
• M11: 12,027,220 km (0.088 R)
• M12: 14,310,383 km (0.034 R)
• M13: 16,495,559 km (0.092 R)
• M14: 26,848,180 km (0.097 R)
• M15: 38,446,204 km (0.069 R)
• M16: 40,566,604 km (0.09 R)
• M17: 47,543,250 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.5

Radius: 4.7

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 15.27 AU - 17.39 AU

Year: 25267 Days

Day: 21.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,892,182 km

• M1: 58,792 km (0.071 R)
• M2: 212,579 km (0.106 R)
• M3: 730,636 km (0.079 R)
• M4: 1,693,448 km (0.065 R)
• M5: 2,487,364 km (0.054 R)
• M6: 3,962,100 km (0.083 R)
• M7: 4,249,627 km (0.065 R)
• M8: 5,062,841 km (0.077 R)
• M9: 5,471,093 km (0.043 R)
• M10: 5,791,532 km (0.084 R)
• M11: 6,747,313 km (0.106 R)
• M12: 8,917,679 km (0.08 R)
• M13: 9,063,985 km (0.104 R)
• M14: 11,979,648 km (0.112 R)
• M15: 12,950,688 km (0.104 R)
• M16: 17,286,034 km (0.102 R)
• M17: 19,326,100 km (0.096 R)
• M18: 34,659,283 km (0.106 R)
• M19: 36,122,799 km (0.065 R)
• M20: 39,961,032 km (0.102 R)
• M21: 46,799,599 km (0.087 R)
• M22: 48,284,957 km (0.106 R)
• M23: 52,293,282 km (0.047 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 12,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit