🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.64 AU - 0.66 AU

Year: 190 Days

Day: 38.3 Hours

Environment

Temp: 205 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.85 AU - 0.91 AU

Year: 299 Days

Day: 42.4 Hours

Environment

Temp: 110 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.17 AU - 1.23 AU

Year: 475 Days

Day: 17.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.44 AU - 1.44 AU

Year: 625 Days

Day: 31 Hours

Environment

Temp: -23 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.33 AU - 1.77 AU

Year: 698 Days

Day: 20.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.25 AU - 3.35 AU

Year: 1694 Days

Day: 25.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.9

Radius: 10.2

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.99 AU - 8.63 AU

Year: 7893 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,959,662 km

• M1: 176,376 km (0.109 R)
• M2: 501,302 km (0.072 R)
• M3: 931,546 km (0.068 R)
• M4: 1,875,060 km (0.116 R)
• M5: 2,310,390 km (0.119 R)
• M6: 3,274,398 km (0.089 R)
• M7: 3,665,447 km (0.089 R)
• M8: 4,767,684 km (0.068 R)
• M9: 9,168,704 km (0.094 R)
• M10: 12,505,335 km (0.071 R)
• M11: 20,826,417 km (0.075 R)
• M12: 22,993,791 km (0.119 R)
• M13: 24,955,169 km (0.112 R)
• M14: 25,841,835 km (0.092 R)
• M15: 27,677,850 km (0.104 R)
• M16: 30,392,303 km (0.092 R)
• M17: 31,917,155 km (0.037 R)
• M18: 32,645,995 km (0.117 R)
• M19: 35,118,848 km (0.116 R)
• M20: 35,895,560 km (0.076 R)
• M21: 36,683,791 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.4

Radius: 9.3

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.8 AU - 10.92 AU

Year: 10356 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,959,662 km

• M1: 115,639 km (0.116 R)
• M2: 420,968 km (0.06 R)
• M3: 756,068 km (0.086 R)
• M4: 1,125,724 km (0.094 R)
• M5: 1,576,462 km (0.036 R)
• M6: 2,112,322 km (0.078 R)
• M7: 2,558,423 km (0.117 R)
• M8: 3,171,475 km (0.112 R)
• M9: 3,928,590 km (0.099 R)
• M10: 4,944,060 km (0.031 R)
• M11: 5,482,313 km (0.108 R)
• M12: 5,993,190 km (0.074 R)
• M13: 7,678,859 km (0.06 R)
• M14: 9,523,700 km (0.038 R)
• M15: 10,074,369 km (0.09 R)
• M16: 10,939,793 km (0.106 R)
• M17: 13,376,294 km (0.116 R)
• M18: 14,008,494 km (0.108 R)
• M19: 15,270,801 km (0.062 R)
• M20: 18,720,378 km (0.085 R)
• M21: 20,249,717 km (0.076 R)
• M22: 21,237,213 km (0.1 R)
• M23: 22,576,712 km (0.111 R)
• M24: 22,899,844 km (0.044 R)
• M25: 26,037,360 km (0.069 R)
• M26: 28,877,775 km (0.058 R)
• M27: 34,414,541 km (0.089 R)
• M28: 35,491,945 km (0.12 R)
• M29: 35,819,415 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.4

Radius: 7.7

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 10.78 AU - 16.42 AU

Year: 18138 Days

Day: 24.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 71.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,959,662 km

• M1: 104,120 km (0.083 R)
• M2: 380,128 km (0.109 R)
• M3: 715,227 km (0.117 R)
• M4: 1,298,809 km (0.112 R)
• M5: 1,611,917 km (0.106 R)
• M6: 2,186,672 km (0.07 R)
• M7: 2,701,887 km (0.041 R)
• M8: 3,063,316 km (0.027 R)
• M9: 3,375,526 km (0.046 R)
• M10: 4,706,349 km (0.109 R)
• M11: 5,716,883 km (0.081 R)
• M12: 6,151,165 km (0.106 R)
• M13: 6,821,813 km (0.098 R)
• M14: 7,822,323 km (0.105 R)
• M15: 9,233,181 km (0.105 R)
• M16: 9,556,162 km (0.117 R)
• M17: 13,351,460 km (0.089 R)
• M18: 14,045,445 km (0.097 R)
• M19: 17,143,467 km (0.12 R)
• M20: 19,591,487 km (0.112 R)
• M21: 20,669,339 km (0.041 R)
• M22: 21,409,550 km (0.1 R)
• M23: 21,691,691 km (0.088 R)
• M24: 25,064,525 km (0.094 R)
• M25: 25,799,798 km (0.071 R)
• M26: 26,441,573 km (0.096 R)
• M27: 29,693,831 km (0.045 R)
• M28: 30,994,285 km (0.091 R)
• M29: 36,979,995 km (0.032 R)
• M30: 42,942,817 km (0.045 R)
• M31: 45,373,333 km (0.099 R)
• M32: 45,683,450 km (0.09 R)
• M33: 47,893,908 km (0.088 R)
• M34: 48,862,853 km (0.086 R)
• M35: 50,839,640 km (0.036 R)
• M36: 54,776,457 km (0.12 R)
• M37: 57,269,655 km (0.105 R)
• M38: 60,585,043 km (0.066 R)
• M39: 63,637,588 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479

Radius: 7.7

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 15.87 AU - 21.51 AU

Year: 29222 Days

Day: 24.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 160.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,959,662 km

• M1: 95,743 km (0.12 R)
• M2: 360,531 km (0.069 R)
• M3: 866,172 km (0.115 R)
• M4: 1,657,993 km (0.11 R)
• M5: 1,922,033 km (0.066 R)
• M6: 4,531,469 km (0.09 R)
• M7: 5,288,135 km (0.109 R)
• M8: 6,126,482 km (0.04 R)
• M9: 6,670,270 km (0.111 R)
• M10: 7,545,717 km (0.109 R)
• M11: 8,170,587 km (0.032 R)
• M12: 9,523,251 km (0.076 R)
• M13: 10,567,594 km (0.108 R)
• M14: 12,239,200 km (0.111 R)
• M15: 13,101,183 km (0.089 R)
• M16: 13,697,779 km (0.116 R)
• M17: 16,609,403 km (0.03 R)
• M18: 22,337,056 km (0.107 R)
• M19: 29,382,219 km (0.057 R)
• M20: 31,846,694 km (0.032 R)
• M21: 32,652,877 km (0.107 R)
• M22: 35,437,940 km (0.098 R)
• M23: 41,635,032 km (0.118 R)
• M24: 43,412,853 km (0.046 R)
• M25: 43,741,370 km (0.119 R)
• M26: 56,706,270 km (0.095 R)
• M27: 58,088,554 km (0.077 R)
• M28: 68,844,491 km (0.107 R)
• M29: 80,854,358 km (0.106 R)
• M30: 81,351,920 km (0.062 R)
• M31: 82,352,880 km (0.103 R)
• M32: 83,869,952 km (0.045 R)
• M33: 84,891,556 km (0.092 R)
• M34: 86,439,594 km (0.098 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 18,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit