🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.64 AU - 0.86 AU

Year: 284 Days

Day: 31.6 Hours

Environment

Temp: -18 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.79 AU - 1.13 AU

Year: 411 Days

Day: 33.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 12.1 °

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: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.1 AU - 1.44 AU

Year: 625 Days

Day: 31.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.3

Radius: 10.9

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.48 AU - 4.04 AU

Year: 2570 Days

Day: 8.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 103.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,441,532 km

• M1: 135,536 km (0.067 R)
• M2: 495,468 km (0.115 R)
• M3: 1,055,563 km (0.104 R)
• M4: 1,457,981 km (0.117 R)
• M5: 2,265,211 km (0.105 R)
• M6: 2,613,774 km (0.075 R)
• M7: 3,685,942 km (0.109 R)
• M8: 4,088,360 km (0.059 R)
• M9: 5,866,480 km (0.064 R)
• M10: 6,360,453 km (0.095 R)
• M11: 7,558,432 km (0.077 R)
• M12: 8,900,924 km (0.092 R)
• M13: 9,443,366 km (0.104 R)
• M14: 11,121,405 km (0.116 R)
• M15: 14,957,992 km (0.089 R)
• M16: 19,357,366 km (0.081 R)
• M17: 20,578,683 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.8

Radius: 8.3

Gravity: 13.16 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.53 AU - 3.75 AU

Year: 3032 Days

Day: 11.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,441,532 km

• M1: 103,223 km (0.115 R)
• M2: 968,646 km (0.087 R)
• M3: 1,442,273 km (0.071 R)
• M4: 2,173,208 km (0.068 R)
• M5: 2,435,304 km (0.101 R)
• M6: 4,278,649 km (0.112 R)
• M7: 5,340,195 km (0.054 R)
• M8: 5,794,075 km (0.085 R)
• M9: 6,748,809 km (0.081 R)
• M10: 8,145,454 km (0.069 R)
• M11: 8,856,792 km (0.072 R)
• M12: 10,362,046 km (0.053 R)
• M13: 10,649,274 km (0.091 R)
• M14: 13,772,578 km (0.11 R)
• M15: 14,832,629 km (0.077 R)
• M16: 15,676,062 km (0.089 R)
• M17: 16,384,707 km (0.048 R)
• M18: 16,944,203 km (0.08 R)
• M19: 18,219,674 km (0.101 R)
• M20: 22,022,452 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.9

Radius: 14.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.66 AU - 4.02 AU

Year: 3285 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,441,532 km

• M1: 200,760 km (0.029 R)
• M2: 1,069,326 km (0.112 R)
• M3: 1,627,475 km (0.12 R)
• M4: 2,948,125 km (0.116 R)
• M5: 4,564,530 km (0.098 R)
• M6: 6,213,847 km (0.112 R)
• M7: 7,526,867 km (0.046 R)
• M8: 9,240,660 km (0.081 R)
• M9: 9,970,848 km (0.102 R)
• M10: 11,287,608 km (0.113 R)
• M11: 13,621,634 km (0.102 R)
• M12: 16,482,394 km (0.025 R)
• M13: 17,731,536 km (0.077 R)
• M14: 20,999,502 km (0.047 R)
• M15: 22,263,006 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.5

Radius: 9.4

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.34 AU - 5.16 AU

Year: 3825 Days

Day: 8.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,441,532 km

• M1: 116,986 km (0.077 R)
• M2: 465,848 km (0.094 R)
• M3: 773,571 km (0.098 R)
• M4: 1,349,672 km (0.034 R)
• M5: 2,828,447 km (0.089 R)
• M6: 3,139,760 km (0.097 R)
• M7: 3,528,864 km (0.096 R)
• M8: 4,030,316 km (0.108 R)
• M9: 4,361,975 km (0.075 R)
• M10: 5,320,747 km (0.097 R)
• M11: 6,581,708 km (0.052 R)
• M12: 6,955,104 km (0.118 R)
• M13: 9,179,625 km (0.105 R)
• M14: 9,683,021 km (0.063 R)
• M15: 10,091,424 km (0.077 R)
• M16: 11,345,054 km (0.076 R)
• M17: 12,308,015 km (0.1 R)
• M18: 13,054,359 km (0.109 R)
• M19: 16,500,047 km (0.092 R)
• M20: 17,083,179 km (0.068 R)
• M21: 19,554,237 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.6

Radius: 11.4

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.65 AU - 8.25 AU

Year: 8877 Days

Day: 10.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,441,532 km

• M1: 141,819 km (0.112 R)
• M2: 514,617 km (0.114 R)
• M3: 936,183 km (0.042 R)
• M4: 1,572,274 km (0.115 R)
• M5: 2,433,658 km (0.034 R)
• M6: 2,823,061 km (0.102 R)
• M7: 3,407,540 km (0.039 R)
• M8: 5,657,043 km (0.051 R)
• M9: 6,052,730 km (0.082 R)
• M10: 11,273,696 km (0.095 R)
• M11: 14,867,784 km (0.071 R)
• M12: 16,124,556 km (0.118 R)
• M13: 18,110,617 km (0.045 R)
• M14: 19,099,459 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890

Radius: 3

Gravity: 98.89 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 9.38 AU - 11.42 AU

Year: 14642 Days

Day: 23.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,441,532 km

• M1: 37,399 km (0.102 R)
• M2: 242,797 km (0.068 R)
• M3: 436,975 km (0.093 R)
• M4: 879,037 km (0.116 R)
• M5: 1,181,524 km (0.117 R)
• M6: 1,501,215 km (0.089 R)
• M7: 2,351,230 km (0.088 R)
• M8: 2,617,065 km (0.078 R)
• M9: 3,027,412 km (0.032 R)
• M10: 3,451,522 km (0.113 R)
• M11: 3,620,268 km (0.074 R)
• M12: 3,824,170 km (0.094 R)
• M13: 4,128,602 km (0.114 R)
• M14: 4,548,224 km (0.085 R)
• M15: 4,889,756 km (0.099 R)
• M16: 7,125,197 km (0.069 R)
• M17: 9,959,029 km (0.034 R)
• M18: 10,651,069 km (0.095 R)
• M19: 11,313,040 km (0.046 R)
• M20: 11,938,060 km (0.113 R)
• M21: 13,531,726 km (0.092 R)
• M22: 14,451,454 km (0.098 R)
• M23: 16,414,626 km (0.116 R)
• M24: 19,592,384 km (0.06 R)
• M25: 24,986,734 km (0.109 R)
• M26: 26,801,207 km (0.062 R)
• M27: 27,240,575 km (0.033 R)
• M28: 29,393,139 km (0.091 R)
• M29: 29,860,333 km (0.088 R)
• M30: 31,656,405 km (0.092 R)
• M31: 32,643,153 km (0.043 R)
• M32: 33,144,156 km (0.08 R)
• M33: 33,905,161 km (0.067 R)
• M34: 37,474,416 km (0.044 R)
• M35: 45,658,916 km (0.091 R)
• M36: 50,164,355 km (0.072 R)
• M37: 51,842,544 km (0.12 R)
• M38: 54,780,795 km (0.094 R)
• M39: 64,650,066 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 10,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit