🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.5

Radius: 9.8

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.2 AU - 1.52 AU

Year: 1115 Days

Day: 6 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,935,300 km

• M1: 121,922 km (0.06 R)
• M2: 479,611 km (0.038 R)
• M3: 813,962 km (0.103 R)
• M4: 1,160,730 km (0.082 R)
• M5: 2,010,745 km (0.025 R)
• M6: 2,469,412 km (0.09 R)
• M7: 2,983,281 km (0.045 R)
• M8: 3,316,435 km (0.087 R)
• M9: 3,831,052 km (0.055 R)
• M10: 4,720,561 km (0.089 R)
• M11: 5,097,398 km (0.031 R)
• M12: 5,742,015 km (0.076 R)
• M13: 8,137,376 km (0.12 R)
• M14: 8,460,508 km (0.05 R)
• M15: 8,820,141 km (0.08 R)
• M16: 9,540,604 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.3

Radius: 14.2

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.21 AU - 1.65 AU

Year: 1202 Days

Day: 7.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,935,300 km

• M1: 176,525 km (0.06 R)
• M2: 744,549 km (0.055 R)
• M3: 1,298,958 km (0.1 R)
• M4: 2,480,034 km (0.076 R)
• M5: 3,297,586 km (0.04 R)
• M6: 4,443,655 km (0.085 R)
• M7: 4,915,636 km (0.079 R)
• M8: 5,944,271 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.6

Radius: 12.8

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.45 AU - 1.93 AU

Year: 1544 Days

Day: 11.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,935,300 km

• M1: 180,714 km (0.076 R)
• M2: 618,138 km (0.078 R)
• M3: 1,259,913 km (0.06 R)
• M4: 1,717,982 km (0.119 R)
• M5: 2,869,586 km (0.032 R)
• M6: 3,848,405 km (0.099 R)
• M7: 5,959,381 km (0.088 R)
• M8: 6,534,285 km (0.106 R)
• M9: 7,574,589 km (0.047 R)
• M10: 8,279,045 km (0.118 R)
• M11: 9,949,904 km (0.093 R)
• M12: 12,209,430 km (0.066 R)
• M13: 13,020,251 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.1

Radius: 11.6

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.74 AU - 2.24 AU

Year: 1973 Days

Day: 5.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,935,300 km

• M1: 144,212 km (0.116 R)
• M2: 535,710 km (0.069 R)
• M3: 1,037,461 km (0.076 R)
• M4: 1,418,337 km (0.042 R)
• M5: 2,171,712 km (0.105 R)
• M6: 2,589,539 km (0.049 R)
• M7: 3,518,243 km (0.082 R)
• M8: 4,875,544 km (0.068 R)
• M9: 8,236,859 km (0.103 R)
• M10: 9,970,548 km (0.09 R)
• M11: 11,732,363 km (0.096 R)
• M12: 12,182,652 km (0.119 R)
• M13: 13,469,942 km (0.107 R)
• M14: 13,918,586 km (0.084 R)
• M15: 14,330,878 km (0.114 R)
• M16: 16,669,242 km (0.064 R)
• M17: 17,344,078 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.9

Radius: 10.6

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.58 AU - 2.86 AU

Year: 3153 Days

Day: 8.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,935,300 km

• M1: 132,095 km (0.104 R)
• M2: 470,186 km (0.119 R)
• M3: 1,484,908 km (0.052 R)
• M4: 2,252,495 km (0.082 R)
• M5: 2,883,649 km (0.101 R)
• M6: 3,283,075 km (0.104 R)
• M7: 3,866,955 km (0.054 R)
• M8: 4,273,862 km (0.038 R)
• M9: 5,083,036 km (0.058 R)
• M10: 6,067,390 km (0.11 R)
• M11: 6,672,813 km (0.117 R)
• M12: 8,221,600 km (0.092 R)
• M13: 8,733,075 km (0.099 R)
• M14: 9,470,892 km (0.05 R)
• M15: 10,543,359 km (0.119 R)
• M16: 12,383,712 km (0.103 R)
• M17: 12,717,016 km (0.034 R)
• M18: 13,185,257 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.8

Radius: 8.8

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.94 AU - 4.2 AU

Year: 4741 Days

Day: 12 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,935,300 km

• M1: 109,506 km (0.115 R)
• M2: 600,635 km (0.081 R)
• M3: 1,096,552 km (0.116 R)
• M4: 1,448,257 km (0.112 R)
• M5: 2,303,358 km (0.085 R)
• M6: 2,962,935 km (0.08 R)
• M7: 3,461,844 km (0.113 R)
• M8: 3,992,618 km (0.095 R)
• M9: 4,500,652 km (0.097 R)
• M10: 5,105,775 km (0.096 R)
• M11: 6,478,037 km (0.095 R)
• M12: 7,180,099 km (0.066 R)
• M13: 7,895,028 km (0.094 R)
• M14: 8,307,918 km (0.093 R)
• M15: 9,136,391 km (0.052 R)
• M16: 9,803,747 km (0.052 R)
• M17: 10,193,300 km (0.096 R)
• M18: 10,683,233 km (0.073 R)
• M19: 12,598,534 km (0.065 R)
• M20: 12,955,924 km (0.109 R)
• M21: 15,358,914 km (0.073 R)
• M22: 16,122,163 km (0.09 R)
• M23: 21,530,874 km (0.101 R)
• M24: 24,011,805 km (0.094 R)
• M25: 26,178,730 km (0.104 R)
• M26: 26,844,889 km (0.09 R)
• M27: 29,803,337 km (0.064 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.9

Radius: 6.9

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.57 AU - 6.47 AU

Year: 9116 Days

Day: 18.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,935,300 km

• M1: 107,710 km (0.097 R)
• M2: 385,065 km (0.12 R)
• M3: 879,336 km (0.051 R)
• M4: 1,324,988 km (0.105 R)
• M5: 1,782,459 km (0.098 R)
• M6: 2,207,466 km (0.105 R)
• M7: 3,050,151 km (0.099 R)
• M8: 3,410,682 km (0.043 R)
• M9: 5,114,751 km (0.076 R)
• M10: 7,246,222 km (0.094 R)
• M11: 9,727,901 km (0.115 R)
• M12: 10,556,523 km (0.119 R)
• M13: 12,092,594 km (0.109 R)
• M14: 14,345,389 km (0.113 R)
• M15: 17,321,189 km (0.086 R)
• M16: 20,684,598 km (0.098 R)
• M17: 20,983,196 km (0.07 R)
• M18: 23,637,960 km (0.1 R)
• M19: 25,045,676 km (0.077 R)
• M20: 27,755,192 km (0.107 R)
• M21: 28,209,820 km (0.117 R)
• M22: 29,133,886 km (0.115 R)
• M23: 30,269,184 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.9

Radius: 3

Gravity: 44.99 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.39 AU - 5.75 AU

Year: 9240 Days

Day: 18.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,935,300 km

• M1: 37,250 km (0.101 R)
• M2: 137,480 km (0.105 R)
• M3: 519,553 km (0.086 R)
• M4: 847,622 km (0.108 R)
• M5: 1,066,782 km (0.097 R)
• M6: 1,263,354 km (0.1 R)
• M7: 1,522,607 km (0.067 R)
• M8: 1,616,555 km (0.119 R)
• M9: 1,952,851 km (0.076 R)
• M10: 2,588,791 km (0.114 R)
• M11: 3,111,037 km (0.086 R)
• M12: 3,581,523 km (0.109 R)
• M13: 4,149,247 km (0.047 R)
• M14: 4,253,815 km (0.071 R)
• M15: 4,386,958 km (0.076 R)
• M16: 6,449,912 km (0.098 R)
• M17: 6,590,385 km (0.094 R)
• M18: 6,841,111 km (0.04 R)
• M19: 7,172,620 km (0.12 R)
• M20: 8,313,752 km (0.038 R)
• M21: 8,733,823 km (0.034 R)
• M22: 9,390,109 km (0.092 R)
• M23: 9,938,385 km (0.111 R)
• M24: 11,198,897 km (0.065 R)
• M25: 11,452,914 km (0.101 R)
• M26: 12,453,424 km (0.102 R)
• M27: 13,798,758 km (0.097 R)
• M28: 15,486,970 km (0.097 R)
• M29: 15,865,752 km (0.031 R)
• M30: 16,057,536 km (0.111 R)
• M31: 20,524,977 km (0.073 R)
• M32: 23,122,445 km (0.059 R)
• M33: 23,534,139 km (0.117 R)
• M34: 24,542,279 km (0.057 R)
• M35: 32,828,954 km (0.098 R)
• M36: 35,049,584 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.3

Radius: 7.4

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.92 AU - 12.02 AU

Year: 22128 Days

Day: 22 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,935,300 km

• M1: 197,170 km (0.036 R)
• M2: 467,194 km (0.11 R)
• M3: 747,092 km (0.087 R)
• M4: 1,405,173 km (0.07 R)
• M5: 1,696,141 km (0.115 R)
• M6: 2,646,237 km (0.064 R)
• M7: 2,931,370 km (0.035 R)
• M8: 5,264,798 km (0.087 R)
• M9: 6,622,548 km (0.12 R)
• M10: 7,067,602 km (0.097 R)
• M11: 7,532,552 km (0.083 R)
• M12: 10,926,928 km (0.086 R)
• M13: 11,897,519 km (0.112 R)
• M14: 13,943,718 km (0.112 R)
• M15: 14,742,721 km (0.038 R)
• M16: 15,571,792 km (0.042 R)
• M17: 21,910,553 km (0.061 R)
• M18: 23,634,818 km (0.116 R)
• M19: 24,197,456 km (0.106 R)
• M20: 24,577,584 km (0.116 R)
• M21: 25,252,420 km (0.118 R)
• M22: 28,706,485 km (0.057 R)
• M23: 32,119,261 km (0.077 R)
• M24: 33,982,204 km (0.061 R)
• M25: 35,793,086 km (0.094 R)
• M26: 39,082,743 km (0.117 R)
• M27: 45,530,860 km (0.063 R)
• M28: 45,819,883 km (0.039 R)
• M29: 46,401,819 km (0.112 R)
• M30: 51,862,590 km (0.087 R)
• M31: 52,177,942 km (0.112 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: 161 - 13,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit