🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1 AU - 1.08 AU

Year: 373 Days

Day: 37.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.16 AU - 1.2 AU

Year: 451 Days

Day: 25.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.27 AU - 3.11 AU

Year: 1551 Days

Day: 32.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.68 AU - 3.7 AU

Year: 2491 Days

Day: 36.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.7

Radius: 14.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.18 AU - 8.6 AU

Year: 7789 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,706,012 km

• M1: 182,958 km (0.052 R)
• M2: 830,268 km (0.113 R)
• M3: 2,170,815 km (0.112 R)
• M4: 3,209,622 km (0.087 R)
• M5: 4,905,165 km (0.117 R)
• M6: 5,716,583 km (0.11 R)
• M7: 8,479,955 km (0.049 R)
• M8: 9,745,104 km (0.117 R)
• M9: 10,522,714 km (0.103 R)
• M10: 12,761,895 km (0.028 R)
• M11: 16,966,942 km (0.11 R)
• M12: 19,952,317 km (0.047 R)
• M13: 26,663,726 km (0.119 R)
• M14: 30,987,254 km (0.106 R)
• M15: 33,206,987 km (0.07 R)
• M16: 37,724,993 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810

Radius: 9.7

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.91 AU - 11.21 AU

Year: 9585 Days

Day: 14.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,706,012 km

• M1: 120,725 km (0.095 R)
• M2: 1,035,367 km (0.103 R)
• M3: 1,344,436 km (0.064 R)
• M4: 1,935,647 km (0.088 R)
• M5: 3,633,732 km (0.063 R)
• M6: 4,905,015 km (0.108 R)
• M7: 5,322,094 km (0.106 R)
• M8: 7,479,894 km (0.12 R)
• M9: 7,903,555 km (0.087 R)
• M10: 10,113,265 km (0.102 R)
• M11: 15,372,228 km (0.065 R)
• M12: 22,386,125 km (0.112 R)
• M13: 27,221,876 km (0.106 R)
• M14: 30,734,733 km (0.07 R)
• M15: 33,502,742 km (0.093 R)
• M16: 41,207,182 km (0.106 R)
• M17: 43,607,779 km (0.113 R)
• M18: 44,980,938 km (0.096 R)
• M19: 45,959,159 km (0.102 R)
• M20: 48,832,335 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.3

Radius: 10.1

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.45 AU - 10.37 AU

Year: 10964 Days

Day: 14.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,706,012 km

• M1: 125,662 km (0.115 R)
• M2: 450,888 km (0.046 R)
• M3: 1,570,628 km (0.101 R)
• M4: 2,009,099 km (0.104 R)
• M5: 2,626,490 km (0.12 R)
• M6: 3,389,738 km (0.065 R)
• M7: 5,002,403 km (0.05 R)
• M8: 11,088,493 km (0.027 R)
• M9: 13,913,350 km (0.11 R)
• M10: 16,134,579 km (0.055 R)
• M11: 17,691,893 km (0.034 R)
• M12: 20,372,388 km (0.085 R)
• M13: 21,599,988 km (0.085 R)
• M14: 22,876,207 km (0.104 R)
• M15: 23,754,496 km (0.05 R)
• M16: 27,987,218 km (0.096 R)
• M17: 28,386,196 km (0.104 R)
• M18: 38,521,751 km (0.037 R)
• M19: 40,268,755 km (0.118 R)
• M20: 44,188,817 km (0.115 R)
• M21: 44,730,063 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.7

Radius: 6.6

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 17.11 AU - 18.73 AU

Year: 26662 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,706,012 km

• M1: 82,129 km (0.078 R)
• M2: 350,657 km (0.12 R)
• M3: 592,258 km (0.059 R)
• M4: 825,331 km (0.114 R)
• M5: 1,133,802 km (0.068 R)
• M6: 1,634,656 km (0.093 R)
• M7: 1,926,222 km (0.113 R)
• M8: 4,130,397 km (0.063 R)
• M9: 5,149,907 km (0.031 R)
• M10: 5,944,571 km (0.097 R)
• M11: 10,069,133 km (0.1 R)
• M12: 12,502,642 km (0.088 R)
• M13: 12,710,134 km (0.112 R)
• M14: 16,514,259 km (0.041 R)
• M15: 17,442,663 km (0.088 R)
• M16: 18,139,191 km (0.068 R)
• M17: 18,673,853 km (0.067 R)
• M18: 19,218,838 km (0.115 R)
• M19: 20,531,709 km (0.074 R)
• M20: 25,486,540 km (0.116 R)
• M21: 26,953,946 km (0.114 R)
• M22: 30,304,340 km (0.028 R)
• M23: 33,388,599 km (0.098 R)
• M24: 46,981,959 km (0.109 R)
• M25: 47,820,455 km (0.095 R)
• M26: 52,521,419 km (0.059 R)
• M27: 53,971,172 km (0.113 R)
• M28: 62,022,978 km (0.099 R)
• M29: 65,914,467 km (0.103 R)
• M30: 66,754,011 km (0.034 R)
• M31: 70,839,229 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.6

Radius: 5.9

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 18.69 AU - 22.75 AU

Year: 33148 Days

Day: 22.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 77,706,012 km

• M1: 79,137 km (0.087 R)
• M2: 314,904 km (0.083 R)
• M3: 834,158 km (0.102 R)
• M4: 1,080,845 km (0.107 R)
• M5: 2,026,154 km (0.092 R)
• M6: 2,297,823 km (0.11 R)
• M7: 2,593,429 km (0.115 R)
• M8: 2,888,735 km (0.08 R)
• M9: 3,786,771 km (0.114 R)
• M10: 4,713,979 km (0.115 R)
• M11: 5,346,030 km (0.106 R)
• M12: 5,582,095 km (0.069 R)
• M13: 6,075,020 km (0.1 R)
• M14: 6,463,526 km (0.082 R)
• M15: 7,100,663 km (0.081 R)
• M16: 8,498,954 km (0.11 R)
• M17: 10,926,329 km (0.115 R)
• M18: 12,162,456 km (0.066 R)
• M19: 13,130,953 km (0.07 R)
• M20: 14,001,164 km (0.108 R)
• M21: 14,299,612 km (0.099 R)
• M22: 18,043,448 km (0.103 R)
• M23: 18,308,087 km (0.059 R)
• M24: 18,845,293 km (0.111 R)
• M25: 19,117,710 km (0.084 R)
• M26: 19,857,322 km (0.07 R)
• M27: 21,789,229 km (0.116 R)
• M28: 22,903,584 km (0.086 R)
• M29: 23,110,178 km (0.099 R)
• M30: 25,025,929 km (0.115 R)
• M31: 26,930,309 km (0.086 R)
• M32: 27,741,728 km (0.12 R)
• M33: 29,535,257 km (0.106 R)
• M34: 30,398,138 km (0.101 R)
• M35: 34,422,021 km (0.072 R)
• M36: 37,055,991 km (0.114 R)
• M37: 39,821,308 km (0.088 R)
• M38: 43,506,950 km (0.113 R)
• M39: 54,433,878 km (0.112 R)
• M40: 59,349,963 km (0.095 R)
• M41: 73,364,441 km (0.105 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 20,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit