🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.9

Radius: 10.2

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.66 AU - 1.1 AU

Year: 570 Days

Day: 6.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,083,181 km

• M1: 127,457 km (0.07 R)
• M2: 703,110 km (0.088 R)
• M3: 1,151,604 km (0.102 R)
• M4: 1,669,662 km (0.075 R)
• M5: 1,988,156 km (0.116 R)
• M6: 2,528,354 km (0.059 R)
• M7: 3,021,877 km (0.119 R)
• M8: 3,658,117 km (0.07 R)
• M9: 4,130,248 km (0.033 R)
• M10: 4,658,328 km (0.108 R)
• M11: 5,046,086 km (0.108 R)
• M12: 5,385,673 km (0.119 R)
• M13: 5,831,624 km (0.119 R)
• M14: 6,556,575 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.6

Radius: 8.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.95 AU - 1.19 AU

Year: 764 Days

Day: 14.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,083,181 km

• M1: 106,962 km (0.119 R)
• M2: 426,803 km (0.119 R)
• M3: 728,691 km (0.111 R)
• M4: 1,359,246 km (0.098 R)
• M5: 1,849,478 km (0.093 R)
• M6: 3,604,112 km (0.075 R)
• M7: 4,431,388 km (0.063 R)
• M8: 4,837,397 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.8

Radius: 14.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1 AU - 1.38 AU

Year: 896 Days

Day: 11.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 55,083,181 km

• M1: 185,202 km (0.091 R)
• M2: 807,230 km (0.1 R)
• M3: 3,047,458 km (0.069 R)

Asteroid Belt

Center: 1.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.5

Radius: 11.4

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.79 AU - 1.89 AU

Year: 1723 Days

Day: 10.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,083,181 km

• M1: 141,819 km (0.099 R)
• M2: 525,687 km (0.082 R)
• M3: 1,163,572 km (0.045 R)
• M4: 1,676,693 km (0.073 R)
• M5: 2,240,677 km (0.103 R)
• M6: 2,675,558 km (0.089 R)
• M7: 3,803,376 km (0.09 R)
• M8: 4,446,049 km (0.075 R)
• M9: 5,181,322 km (0.092 R)
• M10: 8,375,835 km (0.055 R)
• M11: 9,049,774 km (0.096 R)
• M12: 9,627,820 km (0.102 R)
• M13: 11,473,708 km (0.058 R)
• M14: 13,462,312 km (0.086 R)
• M15: 13,961,820 km (0.089 R)
• M16: 14,646,978 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.7

Radius: 8.1

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.45 AU - 2.25 AU

Year: 1737 Days

Day: 10.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,083,181 km

• M1: 100,679 km (0.03 R)
• M2: 366,515 km (0.115 R)
• M3: 823,237 km (0.105 R)
• M4: 1,319,603 km (0.116 R)
• M5: 1,644,380 km (0.114 R)
• M6: 1,984,565 km (0.042 R)
• M7: 2,843,856 km (0.08 R)
• M8: 3,284,122 km (0.064 R)
• M9: 3,611,891 km (0.064 R)
• M10: 5,590,323 km (0.079 R)
• M11: 7,052,492 km (0.102 R)
• M12: 8,348,459 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.8

Radius: 11.6

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.36 AU - 2.36 AU

Year: 2503 Days

Day: 9.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 136.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,083,181 km

• M1: 145,559 km (0.108 R)
• M2: 556,205 km (0.059 R)
• M3: 989,141 km (0.093 R)
• M4: 1,471,445 km (0.082 R)
• M5: 2,423,785 km (0.084 R)
• M6: 3,637,622 km (0.063 R)
• M7: 4,591,159 km (0.037 R)
• M8: 5,290,828 km (0.073 R)
• M9: 6,513,192 km (0.12 R)
• M10: 10,048,938 km (0.064 R)
• M11: 10,993,499 km (0.117 R)
• M12: 11,954,815 km (0.111 R)
• M13: 12,712,079 km (0.085 R)
• M14: 13,190,493 km (0.048 R)
• M15: 15,914,072 km (0.03 R)
• M16: 16,778,748 km (0.047 R)
• M17: 17,997,970 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887

Radius: 8.9

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.45 AU - 4.13 AU

Year: 5093 Days

Day: 11.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,083,181 km

• M1: 110,852 km (0.111 R)
• M2: 409,449 km (0.09 R)
• M3: 801,246 km (0.041 R)
• M4: 1,090,419 km (0.102 R)
• M5: 1,498,223 km (0.115 R)
• M6: 2,005,808 km (0.057 R)
• M7: 2,501,426 km (0.085 R)
• M8: 3,922,755 km (0.117 R)
• M9: 5,339,746 km (0.09 R)
• M10: 5,973,892 km (0.102 R)
• M11: 6,292,984 km (0.069 R)
• M12: 8,453,925 km (0.114 R)
• M13: 12,198,360 km (0.061 R)
• M14: 15,809,204 km (0.098 R)
• M15: 18,420,584 km (0.057 R)
• M16: 19,583,259 km (0.103 R)
• M17: 24,725,237 km (0.073 R)
• M18: 28,582,618 km (0.033 R)
• M19: 30,325,284 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682

Radius: 9.9

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.71 AU - 4.05 AU

Year: 5275 Days

Day: 14 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,083,181 km

• M1: 123,119 km (0.032 R)
• M2: 449,990 km (0.062 R)
• M3: 866,620 km (0.091 R)
• M4: 1,181,823 km (0.094 R)
• M5: 1,515,726 km (0.08 R)
• M6: 2,056,073 km (0.096 R)
• M7: 2,667,629 km (0.088 R)
• M8: 3,172,672 km (0.083 R)
• M9: 3,565,366 km (0.11 R)
• M10: 4,757,063 km (0.092 R)
• M11: 5,301,749 km (0.108 R)
• M12: 7,649,538 km (0.104 R)
• M13: 8,130,495 km (0.04 R)
• M14: 9,953,345 km (0.086 R)
• M15: 10,437,443 km (0.06 R)
• M16: 11,122,751 km (0.078 R)
• M17: 12,331,502 km (0.068 R)
• M18: 14,388,622 km (0.075 R)
• M19: 15,122,400 km (0.097 R)
• M20: 16,542,533 km (0.114 R)
• M21: 16,910,992 km (0.093 R)
• M22: 18,244,059 km (0.103 R)
• M23: 18,637,501 km (0.071 R)
• M24: 20,059,429 km (0.103 R)
• M25: 21,918,332 km (0.116 R)
• M26: 23,889,434 km (0.099 R)
• M27: 24,281,530 km (0.062 R)
• M28: 25,647,209 km (0.09 R)
• M29: 26,224,208 km (0.117 R)
• M30: 29,869,309 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496

Radius: 7

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.96 AU - 6.62 AU

Year: 10889 Days

Day: 19.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,083,181 km

• M1: 90,357 km (0.089 R)
• M2: 520,301 km (0.119 R)
• M3: 1,128,566 km (0.032 R)
• M4: 1,389,914 km (0.083 R)
• M5: 1,986,809 km (0.115 R)
• M6: 2,353,025 km (0.107 R)
• M7: 2,661,645 km (0.073 R)
• M8: 3,041,026 km (0.037 R)
• M9: 3,933,975 km (0.089 R)
• M10: 4,426,900 km (0.118 R)
• M11: 5,873,661 km (0.073 R)
• M12: 8,201,404 km (0.106 R)
• M13: 13,762,705 km (0.083 R)
• M14: 16,019,838 km (0.087 R)
• M15: 17,703,113 km (0.087 R)
• M16: 19,578,322 km (0.067 R)
• M17: 21,007,730 km (0.079 R)
• M18: 21,499,308 km (0.05 R)
• M19: 21,998,516 km (0.055 R)
• M20: 41,972,525 km (0.083 R)
• M21: 42,361,180 km (0.1 R)
• M22: 43,277,318 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587

Radius: 5.4

Gravity: 20.13 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.91 AU - 7.47 AU

Year: 13308 Days

Day: 24.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,083,181 km

• M1: 69,264 km (0.116 R)
• M2: 347,067 km (0.095 R)
• M3: 745,297 km (0.107 R)
• M4: 958,174 km (0.111 R)
• M5: 1,223,860 km (0.038 R)
• M6: 1,450,950 km (0.094 R)
• M7: 2,742,428 km (0.114 R)
• M8: 3,355,779 km (0.097 R)
• M9: 3,914,677 km (0.065 R)
• M10: 4,441,262 km (0.052 R)
• M11: 5,706,411 km (0.115 R)
• M12: 8,350,852 km (0.082 R)
• M13: 9,220,465 km (0.081 R)
• M14: 11,081,462 km (0.09 R)
• M15: 12,989,583 km (0.118 R)
• M16: 14,693,054 km (0.119 R)
• M17: 15,036,830 km (0.114 R)
• M18: 15,386,141 km (0.106 R)
• M19: 15,740,688 km (0.091 R)
• M20: 16,613,891 km (0.025 R)
• M21: 21,119,479 km (0.062 R)
• M22: 30,179,874 km (0.101 R)
• M23: 39,377,002 km (0.102 R)
• M24: 45,037,337 km (0.08 R)
• M25: 53,935,867 km (0.06 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 11,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit