🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.9

Radius: 9.6

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.79 AU - 0.95 AU

Year: 532 Days

Day: 9.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,310,660 km

• M1: 119,678 km (0.07 R)
• M2: 436,377 km (0.085 R)
• M3: 991,086 km (0.047 R)
• M4: 1,421,629 km (0.116 R)
• M5: 1,931,907 km (0.058 R)
• M6: 2,263,715 km (0.043 R)
• M7: 2,570,989 km (0.05 R)
• M8: 2,895,018 km (0.093 R)
• M9: 3,246,423 km (0.061 R)
• M10: 3,548,013 km (0.109 R)
• M11: 3,965,540 km (0.066 R)
• M12: 5,383,878 km (0.092 R)
• M13: 5,899,841 km (0.043 R)
• M14: 6,236,436 km (0.077 R)
• M15: 6,665,333 km (0.071 R)
• M16: 6,969,017 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.8

Radius: 12.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.34 AU - 1.52 AU

Year: 1122 Days

Day: 9.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,310,660 km

• M1: 156,629 km (0.109 R)
• M2: 724,502 km (0.094 R)
• M3: 1,295,518 km (0.031 R)
• M4: 1,752,090 km (0.103 R)
• M5: 2,192,506 km (0.055 R)
• M6: 2,593,129 km (0.119 R)
• M7: 2,987,619 km (0.048 R)
• M8: 3,468,127 km (0.115 R)
• M9: 4,277,602 km (0.095 R)
• M10: 4,699,168 km (0.115 R)
• M11: 7,191,170 km (0.079 R)
• M12: 8,033,406 km (0.111 R)
• M13: 8,563,880 km (0.102 R)
• M14: 8,969,739 km (0.086 R)
• M15: 10,232,794 km (0.112 R)
• M16: 11,161,348 km (0.093 R)
• M17: 11,822,869 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532

Radius: 10.9

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.28 AU - 6.5 AU

Year: 8209 Days

Day: 6 Hours

Environment

Temp: -214 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,310,660 km

• M1: 136,433 km (0.083 R)
• M2: 507,586 km (0.092 R)
• M3: 1,174,792 km (0.105 R)
• M4: 1,743,862 km (0.109 R)
• M5: 2,181,735 km (0.083 R)
• M6: 2,692,612 km (0.086 R)
• M7: 3,833,595 km (0.095 R)
• M8: 4,445,899 km (0.114 R)
• M9: 4,918,329 km (0.04 R)
• M10: 6,716,047 km (0.103 R)
• M11: 7,607,052 km (0.07 R)
• M12: 8,449,886 km (0.109 R)
• M13: 9,002,201 km (0.089 R)
• M14: 12,780,595 km (0.085 R)
• M15: 14,087,781 km (0.067 R)
• M16: 17,640,282 km (0.07 R)
• M17: 20,440,903 km (0.041 R)
• M18: 23,031,789 km (0.116 R)
• M19: 24,025,867 km (0.112 R)
• M20: 24,618,873 km (0.071 R)
• M21: 27,180,138 km (0.054 R)
• M22: 30,305,088 km (0.072 R)
• M23: 30,997,427 km (0.077 R)
• M24: 36,475,402 km (0.112 R)
• M25: 37,371,642 km (0.07 R)
• M26: 38,282,544 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.6

Radius: 4.8

Gravity: 19.95 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.28 AU - 6.82 AU

Year: 10997 Days

Day: 19.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,310,660 km

• M1: 68,366 km (0.1 R)
• M2: 411,544 km (0.074 R)
• M3: 581,936 km (0.04 R)
• M4: 757,264 km (0.105 R)
• M5: 1,495,380 km (0.093 R)
• M6: 3,367,598 km (0.097 R)
• M7: 4,636,188 km (0.074 R)
• M8: 5,775,675 km (0.048 R)
• M9: 7,900,563 km (0.082 R)
• M10: 9,848,925 km (0.119 R)
• M11: 11,545,664 km (0.103 R)
• M12: 15,177,751 km (0.096 R)
• M13: 18,372,862 km (0.089 R)
• M14: 19,658,806 km (0.065 R)
• M15: 21,989,241 km (0.103 R)
• M16: 22,240,267 km (0.081 R)
• M17: 33,043,626 km (0.032 R)
• M18: 33,927,151 km (0.081 R)
• M19: 38,581,590 km (0.077 R)
• M20: 39,437,589 km (0.087 R)
• M21: 39,808,293 km (0.092 R)
• M22: 41,441,602 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.3

Radius: 3.7

Gravity: 25.81 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.3 AU - 7.96 AU

Year: 11199 Days

Day: 16.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 91.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,310,660 km

• M1: 47,572 km (0.116 R)
• M2: 397,631 km (0.103 R)
• M3: 530,324 km (0.119 R)
• M4: 693,087 km (0.116 R)
• M5: 825,331 km (0.079 R)
• M6: 1,428,510 km (0.046 R)
• M7: 1,602,792 km (0.057 R)
• M8: 1,821,354 km (0.068 R)
• M9: 3,454,514 km (0.077 R)
• M10: 4,711,884 km (0.091 R)
• M11: 4,887,961 km (0.066 R)
• M12: 6,106,735 km (0.088 R)
• M13: 6,566,299 km (0.071 R)
• M14: 7,357,074 km (0.071 R)
• M15: 7,877,076 km (0.076 R)
• M16: 8,768,530 km (0.12 R)
• M17: 12,556,048 km (0.069 R)
• M18: 12,894,588 km (0.118 R)
• M19: 14,371,119 km (0.103 R)
• M20: 15,373,126 km (0.039 R)
• M21: 20,384,505 km (0.059 R)
• M22: 20,695,519 km (0.076 R)
• M23: 21,647,111 km (0.117 R)
• M24: 23,297,475 km (0.081 R)
• M25: 28,554,344 km (0.115 R)
• M26: 29,139,421 km (0.063 R)
• M27: 30,535,618 km (0.08 R)
• M28: 32,501,035 km (0.114 R)
• M29: 35,773,189 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.6

Radius: 4.3

Gravity: 47.19 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.42 AU - 8.36 AU

Year: 11864 Days

Day: 20.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,310,660 km

• M1: 53,556 km (0.107 R)
• M2: 245,939 km (0.084 R)
• M3: 498,311 km (0.113 R)
• M4: 681,418 km (0.101 R)
• M5: 837,748 km (0.089 R)
• M6: 1,303,446 km (0.045 R)
• M7: 1,720,525 km (0.076 R)
• M8: 2,319,964 km (0.113 R)
• M9: 2,526,558 km (0.108 R)
• M10: 2,745,271 km (0.088 R)
• M11: 3,693,871 km (0.062 R)
• M12: 3,861,420 km (0.108 R)
• M13: 5,865,433 km (0.073 R)
• M14: 7,546,315 km (0.074 R)
• M15: 8,281,289 km (0.118 R)
• M16: 10,161,585 km (0.108 R)
• M17: 11,881,212 km (0.093 R)
• M18: 17,395,390 km (0.097 R)
• M19: 18,753,439 km (0.082 R)
• M20: 19,332,533 km (0.094 R)
• M21: 19,838,473 km (0.12 R)
• M22: 22,041,301 km (0.06 R)
• M23: 22,224,260 km (0.075 R)
• M24: 25,191,683 km (0.055 R)
• M25: 28,196,955 km (0.094 R)
• M26: 34,659,882 km (0.074 R)
• M27: 35,031,483 km (0.053 R)
• M28: 37,317,488 km (0.111 R)
• M29: 40,107,937 km (0.112 R)
• M30: 40,792,198 km (0.111 R)
• M31: 42,749,536 km (0.097 R)
• M32: 44,185,377 km (0.076 R)
• M33: 47,456,783 km (0.053 R)
• M34: 48,376,211 km (0.117 R)
• M35: 48,995,696 km (0.08 R)
• M36: 49,463,788 km (0.083 R)
• M37: 49,620,567 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.3

Radius: 5

Gravity: 13.73 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.75 AU - 10.05 AU

Year: 20434 Days

Day: 18.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,310,660 km

• M1: 62,233 km (0.084 R)
• M2: 582,085 km (0.097 R)
• M3: 1,699,432 km (0.12 R)
• M4: 2,385,488 km (0.111 R)
• M5: 2,621,254 km (0.113 R)
• M6: 3,089,794 km (0.05 R)
• M7: 4,471,480 km (0.118 R)
• M8: 4,730,883 km (0.111 R)
• M9: 7,401,205 km (0.055 R)
• M10: 8,091,599 km (0.085 R)
• M11: 11,464,732 km (0.12 R)
• M12: 13,291,920 km (0.102 R)
• M13: 14,872,272 km (0.087 R)
• M14: 24,085,257 km (0.103 R)
• M15: 27,161,588 km (0.077 R)
• M16: 32,491,760 km (0.1 R)
• M17: 34,956,834 km (0.085 R)
• M18: 35,209,953 km (0.098 R)
• M19: 38,478,517 km (0.046 R)
• M20: 45,310,353 km (0.078 R)
• M21: 47,755,679 km (0.082 R)
• M22: 52,409,370 km (0.109 R)
• M23: 52,907,381 km (0.107 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 - 15,311 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit