🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.49 AU - 0.73 AU

Year: 207 Days

Day: 15.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.17 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.1

Radius: 10.1

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.21 AU - 4.25 AU

Year: 3123 Days

Day: 12.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,507,897 km

• M1: 125,662 km (0.105 R)
• M2: 440,865 km (0.086 R)
• M3: 1,095,804 km (0.106 R)
• M4: 1,434,943 km (0.092 R)
• M5: 1,845,290 km (0.078 R)
• M6: 2,823,660 km (0.084 R)
• M7: 3,551,154 km (0.086 R)
• M8: 4,533,563 km (0.109 R)
• M9: 5,687,861 km (0.037 R)
• M10: 6,178,392 km (0.114 R)
• M11: 7,528,962 km (0.083 R)
• M12: 7,920,160 km (0.049 R)
• M13: 8,602,626 km (0.081 R)
• M14: 9,890,514 km (0.11 R)
• M15: 10,600,954 km (0.051 R)
• M16: 10,968,665 km (0.03 R)
• M17: 12,525,680 km (0.082 R)
• M18: 14,723,422 km (0.077 R)
• M19: 16,126,800 km (0.09 R)
• M20: 16,833,351 km (0.091 R)
• M21: 18,191,999 km (0.101 R)
• M22: 19,500,382 km (0.1 R)
• M23: 21,775,167 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 15

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.18 AU - 4.3 AU

Year: 3785 Days

Day: 11.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,507,897 km

• M1: 186,549 km (0.091 R)
• M2: 846,724 km (0.071 R)
• M3: 1,421,180 km (0.105 R)
• M4: 1,995,336 km (0.082 R)
• M5: 2,546,305 km (0.092 R)
• M6: 3,180,600 km (0.049 R)
• M7: 3,667,990 km (0.063 R)
• M8: 4,250,674 km (0.082 R)
• M9: 5,254,326 km (0.108 R)
• M10: 5,855,410 km (0.118 R)
• M11: 6,351,028 km (0.104 R)
• M12: 7,066,405 km (0.115 R)
• M13: 8,222,198 km (0.105 R)
• M14: 8,733,374 km (0.055 R)
• M15: 9,860,295 km (0.058 R)
• M16: 10,692,657 km (0.079 R)
• M17: 11,391,878 km (0.083 R)
• M18: 14,082,396 km (0.076 R)
• M19: 16,937,920 km (0.034 R)
• M20: 19,446,676 km (0.083 R)
• M21: 23,917,708 km (0.091 R)
• M22: 24,511,611 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.9

Radius: 10.7

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.25 AU - 9.43 AU

Year: 9516 Days

Day: 6.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,507,897 km

• M1: 133,740 km (0.119 R)
• M2: 728,392 km (0.066 R)
• M3: 1,461,422 km (0.117 R)
• M4: 2,369,929 km (0.116 R)
• M5: 6,164,779 km (0.079 R)
• M6: 7,125,197 km (0.071 R)
• M7: 7,723,140 km (0.108 R)
• M8: 8,484,443 km (0.107 R)
• M9: 9,671,502 km (0.077 R)
• M10: 10,255,233 km (0.049 R)
• M11: 10,759,528 km (0.087 R)
• M12: 11,493,455 km (0.106 R)
• M13: 13,533,820 km (0.102 R)
• M14: 15,409,777 km (0.108 R)
• M15: 16,478,355 km (0.081 R)
• M16: 17,524,343 km (0.054 R)
• M17: 18,539,963 km (0.119 R)
• M18: 19,748,265 km (0.119 R)
• M19: 20,768,074 km (0.086 R)
• M20: 24,929,139 km (0.083 R)
• M21: 27,061,357 km (0.102 R)
• M22: 28,122,904 km (0.081 R)
• M23: 30,226,250 km (0.119 R)
• M24: 30,742,213 km (0.104 R)
• M25: 35,882,396 km (0.117 R)
• M26: 37,045,519 km (0.118 R)
• M27: 37,636,431 km (0.116 R)
• M28: 38,113,648 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.8

Radius: 7.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.55 AU - 10.89 AU

Year: 14162 Days

Day: 19.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,507,897 km

• M1: 109,655 km (0.089 R)
• M2: 442,361 km (0.066 R)
• M3: 891,304 km (0.051 R)
• M4: 1,740,721 km (0.076 R)
• M5: 2,467,018 km (0.116 R)
• M6: 3,381,061 km (0.089 R)
• M7: 4,799,848 km (0.107 R)
• M8: 5,311,323 km (0.044 R)
• M9: 6,081,303 km (0.072 R)
• M10: 6,476,391 km (0.108 R)
• M11: 7,465,083 km (0.101 R)
• M12: 11,521,430 km (0.051 R)
• M13: 11,771,258 km (0.026 R)
• M14: 14,185,020 km (0.088 R)
• M15: 23,934,463 km (0.108 R)
• M16: 28,398,463 km (0.087 R)
• M17: 28,671,778 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.5

Radius: 6.5

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 9.59 AU - 12.03 AU

Year: 15406 Days

Day: 19.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,507,897 km

• M1: 81,082 km (0.082 R)
• M2: 311,912 km (0.112 R)
• M3: 528,978 km (0.082 R)
• M4: 1,364,632 km (0.114 R)
• M5: 1,863,541 km (0.099 R)
• M6: 2,598,515 km (0.093 R)
• M7: 3,743,986 km (0.038 R)
• M8: 4,902,621 km (0.045 R)
• M9: 6,821,663 km (0.08 R)
• M10: 7,349,444 km (0.068 R)
• M11: 8,124,511 km (0.055 R)
• M12: 8,485,939 km (0.118 R)
• M13: 8,952,834 km (0.106 R)
• M14: 9,535,368 km (0.099 R)
• M15: 10,246,856 km (0.071 R)
• M16: 10,456,442 km (0.11 R)
• M17: 10,938,447 km (0.044 R)
• M18: 17,408,854 km (0.09 R)
• M19: 17,707,601 km (0.103 R)
• M20: 18,469,503 km (0.081 R)
• M21: 19,412,268 km (0.098 R)
• M22: 22,521,211 km (0.104 R)
• M23: 23,234,494 km (0.113 R)
• M24: 23,779,180 km (0.106 R)
• M25: 27,732,154 km (0.106 R)
• M26: 32,438,503 km (0.097 R)
• M27: 36,420,350 km (0.049 R)
• M28: 47,483,561 km (0.116 R)
• M29: 48,803,014 km (0.066 R)
• M30: 49,845,861 km (0.115 R)
• M31: 50,297,347 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.4

Radius: 6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 11.3 AU - 16.36 AU

Year: 22294 Days

Day: 23.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,507,897 km

• M1: 75,846 km (0.045 R)
• M2: 282,142 km (0.088 R)
• M3: 498,460 km (0.074 R)
• M4: 690,993 km (0.072 R)
• M5: 975,229 km (0.088 R)
• M6: 1,234,930 km (0.09 R)
• M7: 1,497,774 km (0.116 R)
• M8: 2,172,909 km (0.082 R)
• M9: 4,158,671 km (0.082 R)
• M10: 4,599,087 km (0.112 R)
• M11: 8,365,663 km (0.089 R)
• M12: 9,211,339 km (0.101 R)
• M13: 10,638,204 km (0.112 R)
• M14: 10,853,326 km (0.11 R)
• M15: 11,236,894 km (0.098 R)
• M16: 11,572,891 km (0.099 R)
• M17: 12,264,931 km (0.082 R)
• M18: 18,205,462 km (0.117 R)
• M19: 19,299,322 km (0.114 R)
• M20: 20,602,320 km (0.071 R)
• M21: 22,753,836 km (0.07 R)
• M22: 24,956,066 km (0.113 R)
• M23: 26,599,249 km (0.089 R)
• M24: 27,095,914 km (0.07 R)
• M25: 27,801,717 km (0.067 R)
• M26: 34,714,186 km (0.071 R)
• M27: 36,513,699 km (0.09 R)
• M28: 41,748,427 km (0.111 R)
• M29: 42,824,934 km (0.086 R)
• M30: 43,782,061 km (0.072 R)
• M31: 46,738,713 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260

Radius: 5

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 14.09 AU - 16.97 AU

Year: 26529 Days

Day: 24.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,507,897 km

• M1: 110,553 km (0.117 R)
• M2: 388,655 km (0.118 R)
• M3: 601,832 km (0.074 R)
• M4: 992,283 km (0.03 R)
• M5: 1,399,338 km (0.093 R)
• M6: 2,041,712 km (0.074 R)
• M7: 2,720,138 km (0.109 R)
• M8: 3,824,470 km (0.11 R)
• M9: 4,064,574 km (0.097 R)
• M10: 4,509,029 km (0.057 R)
• M11: 5,531,531 km (0.069 R)
• M12: 6,529,797 km (0.057 R)
• M13: 7,364,703 km (0.068 R)
• M14: 7,784,176 km (0.115 R)
• M15: 9,567,681 km (0.111 R)
• M16: 13,639,436 km (0.081 R)
• M17: 14,922,687 km (0.118 R)
• M18: 15,593,484 km (0.097 R)
• M19: 27,206,467 km (0.065 R)
• M20: 29,926,605 km (0.084 R)
• M21: 30,278,759 km (0.116 R)
• M22: 32,822,521 km (0.119 R)
• M23: 34,595,256 km (0.103 R)
• M24: 46,432,187 km (0.117 R)
• M25: 57,753,754 km (0.081 R)
• M26: 57,935,366 km (0.064 R)
• M27: 59,586,926 km (0.032 R)
• M28: 62,409,090 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 15,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit