🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.55 AU - 0.55 AU

Year: 143 Days

Day: 25.5 Hours

Environment

Temp: 184 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,687,472 km

• M1: 159,322 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.99 AU - 1.21 AU

Year: 404 Days

Day: 36.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.33 AU - 1.51 AU

Year: 592 Days

Day: 41.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.18 AU - 4.84 AU

Year: 2809 Days

Day: 25.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,687,472 km

• M1: 76,295 km (0.11 R)
• M2: 2,721,036 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.87 AU - 5.91 AU

Year: 3783 Days

Day: 15.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 17.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.5

Radius: 6.8

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 14.28 AU - 20.14 AU

Year: 24977 Days

Day: 24.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,687,472 km

• M1: 87,066 km (0.107 R)
• M2: 384,167 km (0.074 R)
• M3: 705,504 km (0.063 R)
• M4: 1,021,005 km (0.083 R)
• M5: 1,414,298 km (0.085 R)
• M6: 1,922,183 km (0.081 R)
• M7: 2,357,812 km (0.075 R)
• M8: 2,927,481 km (0.096 R)
• M9: 3,270,209 km (0.071 R)
• M10: 3,834,343 km (0.074 R)
• M11: 4,125,012 km (0.073 R)
• M12: 5,509,241 km (0.107 R)
• M13: 5,766,998 km (0.119 R)
• M14: 6,386,333 km (0.097 R)
• M15: 6,963,930 km (0.096 R)
• M16: 7,265,520 km (0.057 R)
• M17: 8,608,759 km (0.072 R)
• M18: 9,785,795 km (0.108 R)
• M19: 11,959,901 km (0.084 R)
• M20: 13,355,649 km (0.095 R)
• M21: 14,645,632 km (0.1 R)
• M22: 15,794,693 km (0.111 R)
• M23: 17,550,074 km (0.119 R)
• M24: 18,597,708 km (0.057 R)
• M25: 23,111,824 km (0.074 R)
• M26: 24,864,961 km (0.056 R)
• M27: 28,088,795 km (0.11 R)
• M28: 34,599,594 km (0.075 R)
• M29: 37,279,640 km (0.044 R)
• M30: 42,761,504 km (0.096 R)
• M31: 43,048,882 km (0.054 R)
• M32: 44,064,950 km (0.116 R)
• M33: 48,600,758 km (0.109 R)
• M34: 49,228,171 km (0.091 R)
• M35: 50,179,165 km (0.104 R)
• M36: 52,940,592 km (0.097 R)

Asteroid Belt

Center: 17.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.2

Radius: 3.8

Gravity: 17.12 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 17.32 AU - 19.22 AU

Year: 27320 Days

Day: 22.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,687,472 km

• M1: 115,938 km (0.08 R)
• M2: 435,928 km (0.116 R)
• M3: 572,511 km (0.118 R)
• M4: 1,287,439 km (0.092 R)
• M5: 2,597,917 km (0.1 R)
• M6: 3,156,665 km (0.106 R)
• M7: 4,061,732 km (0.112 R)
• M8: 4,441,860 km (0.049 R)
• M9: 4,607,016 km (0.118 R)
• M10: 6,039,715 km (0.096 R)
• M11: 7,697,558 km (0.082 R)
• M12: 9,690,950 km (0.098 R)
• M13: 20,543,677 km (0.03 R)
• M14: 22,711,201 km (0.05 R)
• M15: 32,162,944 km (0.094 R)
• M16: 37,197,959 km (0.078 R)
• M17: 37,605,763 km (0.114 R)
• M18: 37,742,346 km (0.108 R)
• M19: 40,831,392 km (0.118 R)
• M20: 43,631,266 km (0.097 R)
• M21: 52,964,977 km (0.089 R)
• M22: 57,187,077 km (0.083 R)
• M23: 58,642,814 km (0.116 R)
• M24: 59,936,686 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.7

Radius: 4.6

Gravity: 42.76 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 15.31 AU - 22.07 AU

Year: 28268 Days

Day: 22.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,687,472 km

• M1: 57,296 km (0.068 R)
• M2: 204,799 km (0.112 R)
• M3: 358,137 km (0.083 R)
• M4: 512,223 km (0.08 R)
• M5: 872,904 km (0.114 R)
• M6: 1,160,879 km (0.119 R)
• M7: 1,386,473 km (0.114 R)
• M8: 1,861,895 km (0.102 R)
• M9: 2,195,199 km (0.116 R)
• M10: 2,620,057 km (0.031 R)
• M11: 3,097,723 km (0.07 R)
• M12: 3,631,339 km (0.09 R)
• M13: 4,334,897 km (0.027 R)
• M14: 4,758,409 km (0.059 R)
• M15: 5,042,047 km (0.104 R)
• M16: 5,294,119 km (0.077 R)
• M17: 9,317,105 km (0.109 R)
• M18: 9,632,756 km (0.084 R)
• M19: 17,255,666 km (0.088 R)
• M20: 28,649,787 km (0.055 R)
• M21: 29,721,955 km (0.09 R)
• M22: 30,820,602 km (0.102 R)
• M23: 36,721,789 km (0.096 R)
• M24: 37,035,197 km (0.12 R)
• M25: 39,771,192 km (0.117 R)
• M26: 44,211,706 km (0.11 R)
• M27: 45,281,331 km (0.1 R)
• M28: 46,734,225 km (0.108 R)
• M29: 47,286,989 km (0.076 R)
• M30: 47,472,192 km (0.071 R)
• M31: 53,056,231 km (0.06 R)
• M32: 54,874,444 km (0.075 R)
• M33: 55,489,590 km (0.118 R)
• M34: 75,392,390 km (0.076 R)
• M35: 83,765,383 km (0.118 R)
• M36: 87,336,733 km (0.104 R)
• M37: 90,436,850 km (0.119 R)
• M38: 103,571,094 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.1

Radius: 6.5

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 18.51 AU - 20.71 AU

Year: 30380 Days

Day: 21.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,687,472 km

• M1: 82,428 km (0.084 R)
• M2: 436,975 km (0.085 R)
• M3: 1,130,960 km (0.09 R)
• M4: 2,005,210 km (0.085 R)
• M5: 2,771,899 km (0.086 R)
• M6: 3,563,421 km (0.119 R)
• M7: 4,642,172 km (0.049 R)
• M8: 5,377,445 km (0.118 R)
• M9: 5,667,067 km (0.094 R)
• M10: 5,967,010 km (0.11 R)
• M11: 6,413,859 km (0.05 R)
• M12: 6,834,828 km (0.032 R)
• M13: 7,577,431 km (0.029 R)
• M14: 8,649,300 km (0.102 R)
• M15: 9,880,042 km (0.114 R)
• M16: 11,090,289 km (0.106 R)
• M17: 11,696,908 km (0.037 R)
• M18: 14,033,178 km (0.077 R)
• M19: 18,186,464 km (0.075 R)
• M20: 20,893,287 km (0.086 R)
• M21: 24,526,870 km (0.092 R)
• M22: 25,903,769 km (0.084 R)
• M23: 30,865,332 km (0.083 R)
• M24: 31,393,861 km (0.084 R)
• M25: 33,291,061 km (0.109 R)
• M26: 34,127,164 km (0.036 R)
• M27: 34,550,376 km (0.079 R)
• M28: 37,163,552 km (0.111 R)
• M29: 40,532,645 km (0.12 R)
• M30: 41,806,621 km (0.056 R)
• M31: 48,224,220 km (0.077 R)
• M32: 52,037,619 km (0.106 R)
• M33: 53,922,253 km (0.096 R)
• M34: 54,304,625 km (0.104 R)
• M35: 55,462,363 km (0.104 R)
• M36: 57,827,057 km (0.106 R)
• M37: 62,335,488 km (0.105 R)
• M38: 65,323,107 km (0.105 R)
• M39: 86,055,726 km (0.096 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 10,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit