Some links on this page are affiliate links: if you buy through them we may earn a commission, at no extra cost to you.
Parker Solar Probe did not watch a bomb-like blast strike the Sun’s visible surface. During a 2022 flyby, NASA’s spacecraft passed through the near-Sun solar wind and detected a particle jet directed toward the Sun from a magnetic-reconnection event. The measurements revealed that protons and heavier ions were accelerated into markedly different patterns—an unexpected result that could improve models of solar storms and energetic particles.
What Parker Solar Probe actually detected
NASA reported on April 15, 2026, that Parker Solar Probe had gathered new evidence about magnetic reconnection, a process that releases stored magnetic energy in plasma.
The relevant encounter occurred during a 2022 solar flyby. Parker was positioned between the Sun and the reconnection site, allowing it to sample the environment directly rather than merely observe it from a distance. Its instruments measured magnetic fields and particles associated with a jet moving sunward—toward the Sun.
The central surprise was in the particle distribution. Protons spread into a relatively broad beam, while heavier ions remained much more narrowly directed. NASA compared the difference to a flashlight beam versus a laser beam, although these were particle distributions, not literal light beams.
#1 Best Overall
- SOLAR SAFE TELESCOPE FILTER: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing the Sun. The ideal tool for viewing eclipses, sunspots, or the Sun any day!
- WORKS WITH YOUR EXISTING TELESCOPE: Compatible with Celestron PowerSeeker 127EQ, Astro Fi 130, NexStar 130SLT, Omni XLT AZ 130, SkyProdigy 130, StarSense Explorer LT 127AZ, and StarSense Explorer DX 130AZ telescopes.
- SAFE, SNUG FIT: Two hook and loop straps keep your filter securely attached to your telescope’s objective. A safety cap protects the outer surface of the filter when not in use.
- SOLAR FILM MADE IN THE USA: Celestron Solar Safe film is produced in the USA by American Paper Optics, one of the suppliers recommended by NASA & the American Astronomical Society for safe solar viewing, & independently tested by a third-party lab.
- GREAT VIEWS AND IMAGES: This filter features an orange tint, producing a natural look perfect for visual observing and capturing images through your telescope.
The findings were published in The Astrophysical Journal on March 31, 2026, according to NASA.
Was there an explosion on the Sun’s surface?
Not according to the result described by NASA. The event Parker sampled occurred in the solar wind near the Sun, not as a confirmed blast on the Sun’s visible surface, known as the photosphere.
The phrase “magnetic explosion” describes a rapid release of magnetic energy, not a conventional explosion like a bomb. Similarly, “aimed at the Sun’s surface” can be misleading. The observed particle jet was directed sunward, but that does not establish that it struck the photosphere or erupted from it.
The Tool Desk
Outbyte Driver Updater FREEScan for outdated or missing drivers - takes under a minuteDriver Scan →Outbyte PC Repair FREEClear out junk files and repair common Windows errorsFree Scan →The Sun has several scientifically distinct regions:
Rank #2
- SOLAR SAFE TELESCOPE FILTER: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing the Sun. The ideal tool for viewing eclipses, sunspots, or the Sun any day!
- WORKS WITH YOUR EXISTING TELESCOPE, SPOTTING SCOPE, OR DSLR CAMERA: Compatible with objective lenses with an outside diameter of 75mm to 100mm.
- SAFE, SECURE FIT: Adjust the side panels to fit the filter to your telescope or camera and attach the elastic band to secure. When you're done observing, fold the filter flat and store it in the reusable bag.
- SOLAR FILM MADE IN THE USA: Celestron Solar Safe film is produced in the USA by American Paper Optics, one of the suppliers recommended by NASA & the American Astronomical Society for safe solar viewing, & independently tested by a third-party lab.
- GREAT VIEWS AND IMAGES: This filter features an orange tint, producing a natural look perfect for visual observing and capturing images through your telescope, spotting scope, or DSLR camera.
- Photosphere: the relatively visible layer commonly called the Sun’s surface.
- Corona: the extremely hot outer atmosphere surrounding the Sun.
- Solar wind: the flowing plasma that expands outward from the corona through the solar system.
Magnetic reconnection can happen in the corona and may help power solar flares and coronal mass ejections. The specific Parker observation, however, was an in-situ measurement of reconnection-related particles in the near-Sun solar wind. It should not automatically be labeled a surface explosion or an Earth-directed solar storm.
What magnetic reconnection means
Magnetic reconnection occurs when magnetic-field structures are forced together, change their arrangement, and release energy. In simplified terms:
- Magnetic fields become stressed, stretched, or compressed.
- Field lines break and reconnect into a different configuration.
- Stored magnetic energy is converted into heat and particle motion.
- Some particles are accelerated and expelled in high-speed jets.
Magnetic-field lines are a visualization used to represent the direction and strength of a magnetic field; they are not physical strings snapping in space. The process is a complex plasma-physics event involving charged particles and magnetic fields.
Free tools Windows power users keep installed
One-click scans. No signup required.
NASA also studies reconnection in connection with the Sun’s magnetic switchbacks—rapid changes in the solar-wind magnetic field that Parker encounters as it travels through the corona and solar wind. These observations help researchers test competing explanations for how the solar wind is heated and accelerated. Background information is available from NASA’s explanation of magnetic switchbacks.
Rank #3
- SOLAR SAFE TELESCOPE FILTER: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing the Sun. The ideal tool for viewing eclipses, sunspots, or the Sun any day!
- WORKS WITH YOUR EXISTING TELESCOPE: Compatible with Celestron 8” Schmidt-Cassegrain and EdgeHD telescopes.
- SAFE, SNUG FIT: Two hook and loop straps keep your filter securely attached to your telescope’s objective.
- SOLAR FILM MADE IN THE USA: Celestron Solar Safe film is produced in the USA by American Paper Optics, one of the suppliers recommended by NASA & the American Astronomical Society for safe solar viewing, & independently tested by a third-party lab.
- GREAT VIEWS AND IMAGES: This filter features an orange tint, producing a natural look perfect for visual observing and capturing images through your telescope.
Why the proton and heavy-ion difference matters
Protons are the most abundant positively charged particles in the solar wind. Heavy ions are less common atoms with greater mass and, depending on the plasma, different charge states.
Many simplified descriptions of magnetic reconnection might suggest that different ion populations should be accelerated in broadly similar ways. Parker’s measurements instead showed a clear contrast: protons became more dispersed, while heavier ions formed a tighter, more focused distribution.
That does not mean every reconnection event accelerates every particle species in exactly this way. The observation comes from a limited set of reconnection environments, so scientists still need to determine how common the pattern is and how it changes with magnetic-field geometry, plasma conditions, particle species, and energy.
Nevertheless, the result gives researchers a valuable test for models of particle acceleration. Better models could help explain how magnetic energy becomes energetic particles during solar eruptions and how those particles propagate through interplanetary space.
Rank #4
- Effortlessly locate the sun with precision using the FAB Astra Solar Finder.
- Innovative design projects sunlight onto a specialized back plate with a white center point for easy alignment.
- Made from advanced 3D printed PETG-Carbon Fiber for exceptional durability and lightweight portability.
- Rugged construction withstands outdoor use and offers enhanced strength and temperature resistance.
- Equipped with a slide-in bracket and thumbwheels for easy horizontal and vertical positioning.
How this connects to solar storms
Magnetic reconnection is associated with several forms of solar activity, including:
- Solar flares, which release intense radiation.
- Coronal mass ejections, or CMEs, which propel huge clouds of magnetized plasma outward.
- Solar energetic-particle events, which accelerate particles to very high energies.
- Changes and disturbances in the solar wind.
If a CME or energetic-particle event is directed toward Earth, it can affect satellites, spacecraft, astronauts, radio communications, navigation systems, aviation, and electrical infrastructure. Parker’s observation improves understanding of one underlying acceleration process, but NASA did not present this particular event as an Earth-directed threat or a space-weather warning.
In other words, the significance is scientific rather than immediately hazardous: the spacecraft captured evidence that may help explain how the Sun produces energetic particles.
Why Parker had to be so close
Particles and magnetic structures change as they travel away from the Sun. Turbulence and interactions in the solar wind can blur the conditions that existed near the acceleration site. A spacecraft close to the Sun can measure the plasma before those effects obscure its original behavior.
Best Value
- SOLAR SAFE TELESCOPE FILTER: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing the Sun. The ideal tool for viewing eclipses, sunspots, or the Sun any day!
- WORKS WITH YOUR EXISTING TELESCOPE: Compatible with Celestron 6” Schmidt-Cassegrain telescopes.
- SAFE, SNUG FIT: Two hook and loop straps keep your filter securely attached to your telescope’s objective.
- SOLAR FILM MADE IN THE USA: Celestron Solar Safe film is produced in the USA by American Paper Optics, one of the suppliers recommended by NASA & the American Astronomical Society for safe solar viewing, & independently tested by a third-party lab.
- GREAT VIEWS AND IMAGES: This filter features an orange tint, producing a natural look perfect for visual observing and capturing images through your telescope.
Parker is designed to fly through the corona and study the solar wind, magnetic fields, plasma, and energetic particles. NASA describes its planned approach as roughly 4 million miles, or about 6.5 million kilometers, from the Sun’s surface. During a December 24, 2024 close approach, Johns Hopkins Applied Physics Laboratory reported a distance of about 3.8 million miles, or 6.1 million kilometers, above the Sun’s surface; the exact distance depends on the encounter being discussed.
The spacecraft does not land on or touch the photosphere. Its “touching the Sun” milestone refers to entering and flying through the corona, as explained by Johns Hopkins APL.
Parker survives the intense environment with a heat shield approximately 4.5 inches, or 11.43 centimeters, thick, designed to withstand temperatures approaching 2,500°F. The spacecraft was designed, built, and is operated for NASA by Johns Hopkins Applied Physics Laboratory.
Do these 3 things before closing this tab:
1Repair Windows errors before they cause bigger problems2Scan for outdated or missing drivers - takes under a minute3Clear out junk files and repair common Windows errorsWhat the observation does—and does not—show
| It shows | It does not show |
|---|---|
| Parker directly sampled particles and magnetic fields linked to reconnection near the Sun. | That the Sun’s photosphere physically exploded. |
| A sunward particle jet contained protons and heavier ions. | That the event was an Earth-directed solar storm. |
| Protons and heavy ions had different directional distributions. | That all solar storms accelerate particles identically—or always in this pattern. |
| Current reconnection models may need refinement. | That Parker was inside the Sun or touching its visible surface. |
What scientists still need to learn
The result raises important questions. Is the narrow heavy-ion beam common in reconnection events, or did particular local conditions produce it? How does the effect vary among different ion species and energy ranges? Does the same behavior occur in the reconnection regions associated with the largest flares and CMEs?
Answering those questions will require more observations and broader comparisons with theory. The finding may eventually contribute to better space-weather forecasting, but it is not by itself a complete explanation of solar energetic-particle events or a ready-made prediction system.
The bottom line
Parker Solar Probe detected the near-Sun aftermath of magnetic reconnection during a 2022 flyby: a particle jet moving toward the Sun, with protons spreading more broadly than heavier ions. The event was measured in the solar wind, not confirmed as an explosion on the Sun’s visible surface. Its importance lies in showing that different particle species can be accelerated differently—an insight that may sharpen scientists’ understanding of solar storms and space weather.
Quick Recap
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
Quick wins for a faster PC:
Repair Windows errors before they cause bigger problemsFix Now →Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →
