🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.49 AU - 0.71 AU

Year: 172 Days

Day: 28.7 Hours

Environment

Temp: 172 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,066,048 km

• M1: 269,725 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.05 AU - 1.19 AU

Year: 440 Days

Day: 31.1 Hours

Environment

Temp: 13 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.27 AU - 1.53 AU

Year: 614 Days

Day: 18.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,066,048 km

• M1: 345,421 km (0.1 R)
• M2: 861,983 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.49 AU - 3.67 AU

Year: 2005 Days

Day: 17.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,066,048 km

• M1: 77,940 km (0.117 R)
• M2: 2,759,183 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.1

Radius: 12.2

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.82 AU - 5.32 AU

Year: 3623 Days

Day: 13 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 103,066,048 km

• M1: 151,842 km (0.106 R)
• M2: 678,726 km (0.089 R)
• M3: 1,137,841 km (0.076 R)
• M4: 1,543,700 km (0.067 R)
• M5: 2,250,999 km (0.112 R)
• M6: 3,799,636 km (0.031 R)
• M7: 4,423,160 km (0.034 R)
• M8: 4,849,365 km (0.108 R)
• M9: 6,416,402 km (0.12 R)
• M10: 7,223,932 km (0.105 R)
• M11: 7,845,212 km (0.062 R)
• M12: 8,590,209 km (0.109 R)
• M13: 9,350,316 km (0.113 R)
• M14: 9,827,683 km (0.12 R)
• M15: 10,970,161 km (0.064 R)
• M16: 11,646,194 km (0.076 R)
• M17: 12,463,447 km (0.11 R)
• M18: 13,042,242 km (0.104 R)
• M19: 13,438,078 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.9

Radius: 14.7

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.43 AU - 7.51 AU

Year: 6824 Days

Day: 7.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,066,048 km

• M1: 214,972 km (0.032 R)
• M2: 961,017 km (0.086 R)
• M3: 1,500,018 km (0.106 R)
• M4: 2,416,155 km (0.104 R)
• M5: 3,116,872 km (0.111 R)
• M6: 4,727,293 km (0.105 R)
• M7: 5,351,565 km (0.066 R)
• M8: 7,720,297 km (0.084 R)
• M9: 8,334,546 km (0.109 R)
• M10: 9,339,694 km (0.08 R)
• M11: 10,181,481 km (0.091 R)
• M12: 11,909,486 km (0.069 R)
• M13: 16,401,312 km (0.101 R)
• M14: 18,550,435 km (0.076 R)
• M15: 20,185,540 km (0.096 R)
• M16: 20,647,648 km (0.106 R)
• M17: 21,116,936 km (0.108 R)
• M18: 23,997,742 km (0.082 R)
• M19: 27,979,439 km (0.093 R)
• M20: 29,431,885 km (0.086 R)
• M21: 33,443,202 km (0.104 R)
• M22: 35,412,060 km (0.056 R)
• M23: 38,273,418 km (0.103 R)

Asteroid Belt

Center: 8.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.9

Radius: 12.4

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.09 AU - 13.25 AU

Year: 12926 Days

Day: 10.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 103,066,048 km

• M1: 154,235 km (0.085 R)
• M2: 631,453 km (0.111 R)
• M3: 1,157,140 km (0.103 R)
• M4: 1,734,288 km (0.107 R)
• M5: 4,395,485 km (0.091 R)
• M6: 4,944,060 km (0.112 R)
• M7: 5,469,747 km (0.078 R)
• M8: 6,290,740 km (0.094 R)
• M9: 9,949,904 km (0.051 R)
• M10: 11,849,797 km (0.101 R)
• M11: 12,673,632 km (0.078 R)
• M12: 13,598,446 km (0.1 R)
• M13: 14,766,806 km (0.078 R)
• M14: 16,284,476 km (0.096 R)
• M15: 19,306,353 km (0.116 R)
• M16: 22,329,726 km (0.117 R)
• M17: 23,769,606 km (0.097 R)
• M18: 26,142,078 km (0.052 R)
• M19: 27,335,271 km (0.096 R)
• M20: 28,877,326 km (0.065 R)
• M21: 32,813,844 km (0.088 R)
• M22: 45,599,376 km (0.094 R)
• M23: 47,618,947 km (0.079 R)
• M24: 48,502,472 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.8

Radius: 4.4

Gravity: 13.11 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.09 AU - 16.57 AU

Year: 24473 Days

Day: 21.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 103,066,048 km

• M1: 54,753 km (0.087 R)
• M2: 554,410 km (0.096 R)
• M3: 1,470,547 km (0.11 R)
• M4: 1,809,685 km (0.089 R)
• M5: 2,597,617 km (0.1 R)
• M6: 3,375,227 km (0.059 R)
• M7: 3,846,311 km (0.105 R)
• M8: 4,952,288 km (0.074 R)
• M9: 6,877,014 km (0.078 R)
• M10: 8,051,806 km (0.089 R)
• M11: 15,525,865 km (0.112 R)
• M12: 15,823,416 km (0.081 R)
• M13: 19,351,382 km (0.101 R)
• M14: 21,849,966 km (0.114 R)
• M15: 29,019,145 km (0.043 R)
• M16: 34,245,047 km (0.115 R)
• M17: 36,290,798 km (0.09 R)
• M18: 44,091,280 km (0.065 R)
• M19: 47,438,233 km (0.114 R)
• M20: 53,950,378 km (0.11 R)
• M21: 57,596,227 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.4

Radius: 6.3

Gravity: 22.46 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 17.28 AU - 18.14 AU

Year: 27640 Days

Day: 19 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 103,066,048 km

• M1: 84,523 km (0.115 R)
• M2: 343,178 km (0.103 R)
• M3: 558,000 km (0.102 R)
• M4: 991,834 km (0.093 R)
• M5: 1,930,561 km (0.118 R)
• M6: 2,437,398 km (0.083 R)
• M7: 2,831,289 km (0.106 R)
• M8: 3,058,229 km (0.116 R)
• M9: 3,297,287 km (0.102 R)
• M10: 5,127,617 km (0.094 R)
• M11: 5,466,007 km (0.099 R)
• M12: 6,140,544 km (0.094 R)
• M13: 7,228,420 km (0.114 R)
• M14: 8,851,257 km (0.038 R)
• M15: 12,645,358 km (0.053 R)
• M16: 13,029,227 km (0.087 R)
• M17: 14,145,526 km (0.065 R)
• M18: 16,205,339 km (0.103 R)
• M19: 17,971,491 km (0.075 R)
• M20: 20,172,525 km (0.106 R)
• M21: 21,554,211 km (0.032 R)
• M22: 28,754,805 km (0.101 R)
• M23: 30,228,494 km (0.05 R)
• M24: 32,034,290 km (0.078 R)
• M25: 34,205,852 km (0.107 R)
• M26: 36,012,097 km (0.042 R)
• M27: 37,251,216 km (0.097 R)
• M28: 48,951,415 km (0.099 R)
• M29: 55,013,121 km (0.025 R)
• M30: 58,965,347 km (0.073 R)
• M31: 61,995,751 km (0.102 R)
• M32: 64,222,815 km (0.104 R)
• M33: 64,448,408 km (0.104 R)
• M34: 65,813,040 km (0.058 R)
• M35: 71,706,897 km (0.089 R)
• M36: 71,949,694 km (0.08 R)
• M37: 78,714,809 km (0.091 R)
• M38: 81,852,924 km (0.065 R)
• M39: 87,543,477 km (0.076 R)
• M40: 95,827,459 km (0.084 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 18,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit