🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.79 AU - 0.89 AU

Year: 272 Days

Day: 32.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 106,188,660 km

• M1: 146,606 km (0.056 R)
• M2: 255,064 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.95 AU - 1.49 AU

Year: 476 Days

Day: 38.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.9 AU - 2.2 AU

Year: 1036 Days

Day: 39.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.3

Radius: 12

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.69 AU - 9.77 AU

Year: 9901 Days

Day: 8.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 106,188,660 km

• M1: 155,283 km (0.114 R)
• M2: 532,419 km (0.094 R)
• M3: 1,022,501 km (0.041 R)
• M4: 1,528,142 km (0.086 R)
• M5: 4,224,195 km (0.034 R)
• M6: 4,909,054 km (0.087 R)
• M7: 5,845,387 km (0.069 R)
• M8: 7,958,756 km (0.078 R)
• M9: 9,331,616 km (0.046 R)
• M10: 10,360,550 km (0.105 R)
• M11: 11,606,850 km (0.026 R)
• M12: 17,986,900 km (0.103 R)
• M13: 24,432,773 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.9

Radius: 4

Gravity: 21.24 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.56 AU - 16.42 AU

Year: 17495 Days

Day: 21.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 106,188,660 km

• M1: 398,230 km (0.075 R)
• M2: 596,896 km (0.094 R)
• M3: 746,045 km (0.1 R)
• M4: 889,359 km (0.078 R)
• M5: 2,271,045 km (0.064 R)
• M6: 3,118,218 km (0.06 R)
• M7: 3,679,509 km (0.055 R)
• M8: 4,770,975 km (0.113 R)
• M9: 5,478,124 km (0.083 R)
• M10: 5,912,108 km (0.096 R)
• M11: 6,407,875 km (0.116 R)
• M12: 6,645,736 km (0.049 R)
• M13: 7,394,922 km (0.066 R)
• M14: 8,106,709 km (0.108 R)
• M15: 10,031,136 km (0.108 R)
• M16: 10,297,869 km (0.088 R)
• M17: 11,999,544 km (0.079 R)
• M18: 13,945,813 km (0.119 R)
• M19: 15,875,775 km (0.103 R)
• M20: 18,054,817 km (0.04 R)
• M21: 19,256,687 km (0.09 R)
• M22: 23,552,838 km (0.118 R)
• M23: 26,882,438 km (0.082 R)
• M24: 29,304,278 km (0.116 R)
• M25: 44,757,589 km (0.07 R)
• M26: 45,335,036 km (0.025 R)
• M27: 50,290,316 km (0.098 R)
• M28: 52,657,254 km (0.117 R)
• M29: 54,439,413 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.4

Radius: 3.5

Gravity: 40.11 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 13.61 AU - 18.53 AU

Year: 22747 Days

Day: 24.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 106,188,660 km

• M1: 43,533 km (0.099 R)
• M2: 156,330 km (0.063 R)
• M3: 303,983 km (0.105 R)
• M4: 544,237 km (0.108 R)
• M5: 780,751 km (0.107 R)
• M6: 1,519,765 km (0.101 R)
• M7: 1,852,470 km (0.118 R)
• M8: 2,660,897 km (0.064 R)
• M9: 2,958,747 km (0.045 R)
• M10: 3,591,396 km (0.06 R)
• M11: 3,709,878 km (0.057 R)
• M12: 3,954,919 km (0.099 R)
• M13: 4,309,316 km (0.079 R)
• M14: 5,617,699 km (0.106 R)
• M15: 6,448,416 km (0.041 R)
• M16: 7,405,394 km (0.094 R)
• M17: 7,793,600 km (0.087 R)
• M18: 8,931,142 km (0.088 R)
• M19: 9,426,760 km (0.103 R)
• M20: 9,652,803 km (0.074 R)
• M21: 10,837,917 km (0.097 R)
• M22: 11,788,013 km (0.098 R)
• M23: 15,045,806 km (0.032 R)
• M24: 16,879,277 km (0.09 R)
• M25: 18,414,002 km (0.071 R)
• M26: 19,487,367 km (0.111 R)
• M27: 20,132,283 km (0.095 R)
• M28: 20,982,448 km (0.093 R)
• M29: 22,152,602 km (0.11 R)
• M30: 23,160,443 km (0.108 R)
• M31: 30,589,922 km (0.112 R)
• M32: 30,836,908 km (0.09 R)
• M33: 34,436,083 km (0.088 R)
• M34: 35,649,771 km (0.053 R)
• M35: 37,452,874 km (0.1 R)
• M36: 38,305,283 km (0.062 R)
• M37: 38,736,274 km (0.057 R)
• M38: 41,089,598 km (0.118 R)
• M39: 55,203,709 km (0.096 R)
• M40: 57,424,788 km (0.079 R)
• M41: 59,129,007 km (0.106 R)
• M42: 64,646,326 km (0.094 R)
• M43: 70,712,221 km (0.025 R)
• M44: 71,360,578 km (0.102 R)
• M45: 71,577,495 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.3

Radius: 5.2

Gravity: 29.12 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 18.86 AU - 20.44 AU

Year: 30757 Days

Day: 23.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 106,188,660 km

• M1: 64,776 km (0.096 R)
• M2: 271,969 km (0.111 R)
• M3: 693,985 km (0.102 R)
• M4: 1,459,626 km (0.12 R)
• M5: 3,318,829 km (0.094 R)
• M6: 5,571,922 km (0.074 R)
• M7: 6,073,674 km (0.079 R)
• M8: 7,219,444 km (0.035 R)
• M9: 7,594,934 km (0.08 R)
• M10: 8,921,119 km (0.098 R)
• M11: 9,416,438 km (0.106 R)
• M12: 9,995,382 km (0.097 R)
• M13: 11,727,875 km (0.089 R)
• M14: 12,626,659 km (0.05 R)
• M15: 14,560,211 km (0.113 R)
• M16: 17,055,504 km (0.106 R)
• M17: 17,338,543 km (0.107 R)
• M18: 23,217,440 km (0.115 R)
• M19: 25,112,995 km (0.113 R)
• M20: 26,223,310 km (0.053 R)
• M21: 34,324,483 km (0.112 R)
• M22: 35,079,205 km (0.079 R)
• M23: 36,465,229 km (0.042 R)
• M24: 38,208,343 km (0.088 R)
• M25: 42,031,018 km (0.094 R)
• M26: 43,769,794 km (0.112 R)
• M27: 45,194,863 km (0.044 R)
• M28: 46,466,894 km (0.111 R)
• M29: 47,204,411 km (0.089 R)
• M30: 52,786,357 km (0.077 R)
• M31: 56,254,634 km (0.118 R)
• M32: 57,725,929 km (0.089 R)
• M33: 61,184,632 km (0.093 R)
• M34: 66,861,572 km (0.091 R)
• M35: 68,749,646 km (0.073 R)
• M36: 71,403,512 km (0.071 R)
• M37: 72,138,936 km (0.12 R)
• M38: 76,914,399 km (0.087 R)
• M39: 90,193,454 km (0.043 R)
• M40: 94,839,365 km (0.075 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 18,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit