🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.7

Radius: 9.8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.68 AU - 0.86 AU

Year: 458 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,262,522 km

• M1: 121,922 km (0.085 R)
• M2: 671,694 km (0.092 R)
• M3: 994,377 km (0.054 R)
• M4: 1,474,437 km (0.069 R)
• M5: 1,931,907 km (0.09 R)
• M6: 2,367,685 km (0.108 R)
• M7: 2,741,231 km (0.118 R)
• M8: 3,066,457 km (0.084 R)
• M9: 3,406,942 km (0.116 R)
• M10: 3,761,788 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.1

Radius: 11.4

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.78 AU - 0.96 AU

Year: 550 Days

Day: 7.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,262,522 km

• M1: 142,268 km (0.07 R)
• M2: 727,794 km (0.072 R)
• M3: 1,189,752 km (0.088 R)
• M4: 1,694,944 km (0.069 R)
• M5: 3,193,615 km (0.067 R)
• M6: 4,124,862 km (0.102 R)
• M7: 4,862,380 km (0.1 R)
• M8: 5,436,387 km (0.049 R)
• M9: 6,284,457 km (0.104 R)
• M10: 6,760,777 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688

Radius: 9.2

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.7 AU - 1.1 AU

Year: 579 Days

Day: 14.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,262,522 km

• M1: 114,592 km (0.117 R)
• M2: 422,764 km (0.111 R)
• M3: 982,409 km (0.108 R)
• M4: 1,959,283 km (0.031 R)
• M5: 2,427,076 km (0.096 R)
• M6: 3,097,424 km (0.113 R)
• M7: 4,186,646 km (0.108 R)
• M8: 5,183,566 km (0.077 R)
• M9: 5,513,280 km (0.078 R)
• M10: 5,949,807 km (0.086 R)
• M11: 6,253,640 km (0.111 R)
• M12: 7,185,186 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.1

Radius: 14.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.95 AU - 2.39 AU

Year: 2168 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,262,522 km

• M1: 184,155 km (0.071 R)
• M2: 743,352 km (0.049 R)
• M3: 1,274,723 km (0.115 R)
• M4: 1,821,803 km (0.08 R)
• M5: 2,441,288 km (0.087 R)
• M6: 3,424,744 km (0.11 R)
• M7: 3,923,803 km (0.089 R)
• M8: 4,658,926 km (0.063 R)
• M9: 6,942,239 km (0.05 R)
• M10: 7,694,417 km (0.086 R)
• M11: 8,272,613 km (0.12 R)
• M12: 11,862,214 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.4

Radius: 13.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.31 AU - 2.57 AU

Year: 2585 Days

Day: 13.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,262,522 km

• M1: 165,455 km (0.029 R)
• M2: 653,593 km (0.069 R)
• M3: 1,272,629 km (0.111 R)
• M4: 2,165,280 km (0.09 R)
• M5: 3,179,703 km (0.119 R)
• M6: 3,737,852 km (0.119 R)
• M7: 4,890,504 km (0.117 R)
• M8: 5,413,199 km (0.116 R)
• M9: 5,868,575 km (0.099 R)
• M10: 6,713,354 km (0.068 R)
• M11: 7,239,939 km (0.047 R)
• M12: 9,127,864 km (0.069 R)
• M13: 10,764,913 km (0.087 R)
• M14: 16,009,515 km (0.117 R)
• M15: 16,687,044 km (0.078 R)
• M16: 17,492,329 km (0.073 R)
• M17: 17,932,446 km (0.115 R)
• M18: 18,777,375 km (0.078 R)
• M19: 20,184,493 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.7

Radius: 10.5

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.07 AU - 4.91 AU

Year: 5406 Days

Day: 12.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,262,522 km

• M1: 132,095 km (0.112 R)
• M2: 521,199 km (0.085 R)
• M3: 848,818 km (0.116 R)
• M4: 1,512,584 km (0.048 R)
• M5: 1,869,375 km (0.091 R)
• M6: 2,411,817 km (0.056 R)
• M7: 2,738,987 km (0.07 R)
• M8: 3,076,331 km (0.107 R)
• M9: 4,586,222 km (0.105 R)
• M10: 4,955,878 km (0.115 R)
• M11: 5,906,872 km (0.119 R)
• M12: 6,313,329 km (0.042 R)
• M13: 7,009,408 km (0.086 R)
• M14: 8,016,351 km (0.067 R)
• M15: 11,234,202 km (0.094 R)
• M16: 11,664,894 km (0.079 R)
• M17: 12,106,507 km (0.103 R)
• M18: 13,286,236 km (0.091 R)
• M19: 13,986,055 km (0.032 R)
• M20: 14,653,710 km (0.066 R)
• M21: 14,995,391 km (0.098 R)
• M22: 18,446,614 km (0.088 R)
• M23: 19,867,046 km (0.068 R)
• M24: 20,853,644 km (0.078 R)
• M25: 22,469,750 km (0.034 R)
• M26: 25,783,941 km (0.096 R)
• M27: 26,115,599 km (0.104 R)
• M28: 29,410,642 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922

Radius: 9.7

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.36 AU - 5.1 AU

Year: 5901 Days

Day: 8.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,262,522 km

• M1: 120,576 km (0.072 R)
• M2: 736,022 km (0.099 R)
• M3: 1,132,755 km (0.038 R)
• M4: 2,338,963 km (0.084 R)
• M5: 3,071,244 km (0.101 R)
• M6: 3,524,975 km (0.088 R)
• M7: 4,097,934 km (0.104 R)
• M8: 5,676,940 km (0.055 R)
• M9: 6,568,394 km (0.054 R)
• M10: 7,977,456 km (0.097 R)
• M11: 8,922,615 km (0.116 R)
• M12: 9,894,852 km (0.1 R)
• M13: 11,332,338 km (0.089 R)
• M14: 14,916,404 km (0.102 R)
• M15: 15,281,273 km (0.11 R)
• M16: 16,155,672 km (0.03 R)
• M17: 18,767,502 km (0.12 R)
• M18: 19,480,036 km (0.104 R)
• M19: 21,571,265 km (0.067 R)
• M20: 24,306,512 km (0.066 R)
• M21: 27,902,546 km (0.099 R)
• M22: 30,748,346 km (0.096 R)
• M23: 31,339,856 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.9

Radius: 10.2

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.6 AU - 4.62 AU

Year: 6713 Days

Day: 6.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,262,522 km

• M1: 127,607 km (0.06 R)
• M2: 445,951 km (0.049 R)
• M3: 850,165 km (0.045 R)
• M4: 1,224,907 km (0.101 R)
• M5: 1,590,973 km (0.083 R)
• M6: 1,999,675 km (0.045 R)
• M7: 2,754,994 km (0.042 R)
• M8: 3,284,571 km (0.109 R)
• M9: 3,620,268 km (0.08 R)
• M10: 4,205,495 km (0.085 R)
• M11: 4,629,755 km (0.115 R)
• M12: 5,170,850 km (0.092 R)
• M13: 6,379,302 km (0.055 R)
• M14: 7,611,988 km (0.082 R)
• M15: 8,531,567 km (0.037 R)
• M16: 10,399,745 km (0.039 R)
• M17: 14,153,604 km (0.068 R)
• M18: 17,619,787 km (0.096 R)
• M19: 18,938,193 km (0.063 R)
• M20: 20,470,673 km (0.09 R)
• M21: 21,075,647 km (0.108 R)
• M22: 22,242,062 km (0.104 R)
• M23: 22,720,476 km (0.08 R)
• M24: 24,788,367 km (0.096 R)
• M25: 25,475,620 km (0.077 R)
• M26: 25,824,183 km (0.12 R)
• M27: 26,709,204 km (0.104 R)
• M28: 28,074,434 km (0.05 R)
• M29: 33,271,614 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.4

Radius: 4.3

Gravity: 38.64 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.79 AU - 5.83 AU

Year: 9499 Days

Day: 19.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,262,522 km

• M1: 53,406 km (0.091 R)
• M2: 187,745 km (0.094 R)
• M3: 345,721 km (0.033 R)
• M4: 494,271 km (0.065 R)
• M5: 786,586 km (0.073 R)
• M6: 1,116,898 km (0.089 R)
• M7: 1,678,937 km (0.083 R)
• M8: 2,099,756 km (0.069 R)
• M9: 2,730,909 km (0.098 R)
• M10: 4,272,066 km (0.09 R)
• M11: 5,049,975 km (0.078 R)
• M12: 5,607,078 km (0.071 R)
• M13: 6,765,115 km (0.04 R)
• M14: 9,738,223 km (0.119 R)
• M15: 15,265,864 km (0.113 R)
• M16: 15,466,026 km (0.076 R)
• M17: 16,916,527 km (0.093 R)
• M18: 17,202,708 km (0.086 R)
• M19: 17,784,793 km (0.043 R)
• M20: 18,229,847 km (0.102 R)
• M21: 20,084,861 km (0.095 R)
• M22: 21,389,055 km (0.068 R)
• M23: 22,317,758 km (0.061 R)
• M24: 24,619,322 km (0.111 R)
• M25: 24,802,579 km (0.097 R)
• M26: 33,688,692 km (0.096 R)
• M27: 38,035,109 km (0.115 R)
• M28: 44,210,958 km (0.065 R)
• M29: 44,346,194 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.7

Radius: 3

Gravity: 78.74 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.36 AU - 7.1 AU

Year: 11842 Days

Day: 24.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,262,522 km

• M1: 37,549 km (0.052 R)
• M2: 156,479 km (0.094 R)
• M3: 313,258 km (0.111 R)
• M4: 421,118 km (0.038 R)
• M5: 1,165,068 km (0.1 R)
• M6: 1,359,845 km (0.085 R)
• M7: 1,516,025 km (0.095 R)
• M8: 1,881,642 km (0.098 R)
• M9: 1,986,061 km (0.055 R)
• M10: 2,264,014 km (0.088 R)
• M11: 2,362,150 km (0.081 R)
• M12: 2,739,735 km (0.027 R)
• M13: 2,966,077 km (0.113 R)
• M14: 3,693,123 km (0.033 R)
• M15: 4,562,585 km (0.086 R)
• M16: 6,109,427 km (0.098 R)
• M17: 7,530,607 km (0.116 R)
• M18: 9,560,052 km (0.105 R)
• M19: 9,921,780 km (0.082 R)
• M20: 12,466,888 km (0.117 R)
• M21: 14,119,346 km (0.084 R)
• M22: 14,318,910 km (0.051 R)
• M23: 15,556,084 km (0.081 R)
• M24: 17,928,407 km (0.076 R)
• M25: 18,477,581 km (0.068 R)
• M26: 19,775,043 km (0.113 R)
• M27: 25,376,137 km (0.086 R)
• M28: 25,671,144 km (0.046 R)
• M29: 34,527,637 km (0.077 R)
• M30: 37,369,548 km (0.116 R)
• M31: 39,173,549 km (0.112 R)
• M32: 39,435,794 km (0.116 R)
• M33: 40,096,867 km (0.104 R)
• M34: 42,954,037 km (0.088 R)
• M35: 45,219,846 km (0.104 R)
• M36: 47,118,393 km (0.068 R)
• M37: 47,862,492 km (0.084 R)
• M38: 52,333,674 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 10,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit