🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.89 AU - 0.91 AU

Year: 299 Days

Day: 39 Hours

Environment

Temp: 178 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,904,883 km

• M1: 20,046 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.9 AU - 1.34 AU

Year: 415 Days

Day: 17.6 Hours

Environment

Temp: 38 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.11 AU - 1.13 AU

Year: 415 Days

Day: 45.9 Hours

Environment

Temp: 50 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 81,904,883 km

• M1: 186,399 km (0.118 R)
• M2: 469,139 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.18 AU - 1.26 AU

Year: 471 Days

Day: 32.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.31 AU - 1.83 AU

Year: 688 Days

Day: 28.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,904,883 km

• M1: 118,482 km (0.032 R)
• M2: 596,896 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.79 AU - 5.19 AU

Year: 3328 Days

Day: 45.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,904,883 km

• M1: 360,680 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.8

Radius: 14.6

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.18 AU - 6.44 AU

Year: 4899 Days

Day: 12.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 127.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,904,883 km

• M1: 181,612 km (0.057 R)
• M2: 1,344,436 km (0.108 R)
• M3: 1,998,179 km (0.081 R)
• M4: 2,825,006 km (0.113 R)
• M5: 3,571,649 km (0.052 R)
• M6: 4,569,467 km (0.09 R)
• M7: 5,574,465 km (0.101 R)
• M8: 6,129,922 km (0.04 R)
• M9: 6,754,344 km (0.113 R)
• M10: 7,284,369 km (0.109 R)
• M11: 8,428,344 km (0.098 R)
• M12: 10,582,404 km (0.085 R)
• M13: 11,299,426 km (0.06 R)
• M14: 12,001,040 km (0.108 R)
• M15: 15,609,191 km (0.092 R)
• M16: 16,361,968 km (0.103 R)
• M17: 16,957,517 km (0.055 R)
• M18: 19,091,381 km (0.083 R)
• M19: 19,552,143 km (0.089 R)
• M20: 20,427,290 km (0.106 R)
• M21: 24,576,686 km (0.086 R)
• M22: 25,358,485 km (0.092 R)
• M23: 27,054,326 km (0.094 R)
• M24: 28,481,639 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.9

Radius: 3.7

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.59 AU - 14.11 AU

Year: 17065 Days

Day: 17.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,904,883 km

• M1: 46,375 km (0.059 R)
• M2: 188,793 km (0.098 R)
• M3: 392,545 km (0.067 R)
• M4: 521,498 km (0.105 R)
• M5: 1,267,393 km (0.12 R)
• M6: 1,387,371 km (0.038 R)
• M7: 1,884,335 km (0.111 R)
• M8: 4,077,140 km (0.071 R)
• M9: 4,287,026 km (0.089 R)
• M10: 4,421,814 km (0.12 R)
• M11: 6,690,166 km (0.115 R)
• M12: 13,564,488 km (0.111 R)
• M13: 15,247,464 km (0.072 R)
• M14: 23,622,850 km (0.119 R)
• M15: 27,500,876 km (0.042 R)
• M16: 28,154,618 km (0.098 R)
• M17: 32,813,994 km (0.073 R)
• M18: 36,375,919 km (0.084 R)
• M19: 37,163,253 km (0.114 R)
• M20: 38,307,527 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.9

Radius: 6.3

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 11.17 AU - 16.55 AU

Year: 18052 Days

Day: 19.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,904,883 km

• M1: 78,838 km (0.105 R)
• M2: 350,358 km (0.093 R)
• M3: 601,383 km (0.077 R)
• M4: 883,525 km (0.067 R)
• M5: 1,266,196 km (0.102 R)
• M6: 1,535,772 km (0.097 R)
• M7: 1,736,532 km (0.113 R)
• M8: 2,629,332 km (0.092 R)
• M9: 3,533,053 km (0.116 R)
• M10: 3,916,622 km (0.096 R)
• M11: 4,560,491 km (0.084 R)
• M12: 4,907,857 km (0.12 R)
• M13: 5,538,562 km (0.053 R)
• M14: 7,515,498 km (0.028 R)
• M15: 8,250,472 km (0.095 R)
• M16: 8,978,864 km (0.111 R)
• M17: 9,692,745 km (0.095 R)
• M18: 10,150,515 km (0.113 R)
• M19: 10,682,634 km (0.105 R)
• M20: 16,498,102 km (0.078 R)
• M21: 25,716,622 km (0.057 R)
• M22: 32,653,924 km (0.072 R)
• M23: 38,288,229 km (0.101 R)
• M24: 38,713,835 km (0.045 R)
• M25: 41,185,341 km (0.059 R)
• M26: 45,008,165 km (0.117 R)
• M27: 50,747,786 km (0.084 R)
• M28: 51,089,767 km (0.092 R)
• M29: 52,647,679 km (0.089 R)
• M30: 53,881,114 km (0.071 R)
• M31: 59,765,696 km (0.068 R)
• M32: 63,851,662 km (0.072 R)
• M33: 69,163,434 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.9

Radius: 5

Gravity: 26.52 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 14.41 AU - 17.89 AU

Year: 22706 Days

Day: 23.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 144.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,904,883 km

• M1: 74,350 km (0.066 R)
• M2: 464,202 km (0.056 R)
• M3: 788,082 km (0.065 R)
• M4: 969,843 km (0.106 R)
• M5: 1,295,518 km (0.106 R)
• M6: 1,727,407 km (0.106 R)
• M7: 2,184,727 km (0.116 R)
• M8: 2,407,179 km (0.089 R)
• M9: 3,571,200 km (0.084 R)
• M10: 4,696,326 km (0.113 R)
• M11: 5,620,691 km (0.053 R)
• M12: 7,569,951 km (0.105 R)
• M13: 7,924,947 km (0.056 R)
• M14: 9,000,705 km (0.086 R)
• M15: 10,170,262 km (0.113 R)
• M16: 10,791,542 km (0.099 R)
• M17: 11,837,530 km (0.108 R)
• M18: 17,476,322 km (0.096 R)
• M19: 22,434,594 km (0.092 R)
• M20: 25,232,673 km (0.025 R)
• M21: 28,134,273 km (0.114 R)
• M22: 30,103,430 km (0.077 R)
• M23: 30,737,276 km (0.119 R)
• M24: 31,121,743 km (0.074 R)
• M25: 31,900,400 km (0.115 R)
• M26: 34,866,477 km (0.041 R)
• M27: 35,565,398 km (0.11 R)
• M28: 46,185,500 km (0.097 R)
• M29: 50,146,702 km (0.095 R)
• M30: 50,323,826 km (0.107 R)
• M31: 51,395,695 km (0.117 R)
• M32: 54,890,451 km (0.099 R)
• M33: 58,736,612 km (0.12 R)
• M34: 69,569,443 km (0.075 R)
• M35: 78,038,926 km (0.096 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 15,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit