Are the iconic Pillars of Creation actually being destroyed by a distant supernova?
In short: The Pillars of Creation are a breathtaking stellar nursery, but their existence may be more fragile than their majestic appearance suggests. While these towering columns of gas and dust are actively birthing new stars, some evidence hints that a supernova shockwave might have already doomed them to destruction.
Located 6,500 light-years away within the Eagle Nebula, the Pillars of Creation have captivated the public since their first iconic image was captured by the Hubble Space Telescope in 1995. These structures, which resemble arches and spires, are composed of cool interstellar gas and dust. They are not solid rock, but rather permeable clouds where dense knots of material collapse under gravity to ignite the birth of new stars. The region is a dynamic environment where young stars shoot out supersonic jets, creating wavy, lava-like patterns and bow shocks as they collide with the surrounding material.
The scientific understanding of these pillars has evolved through repeated observation. In 2014, Hubble revisited the site to provide a sharper, wider view, and in 2022, the James Webb Space Telescope utilized its near-infrared capabilities to peer through the dust, revealing a kaleidoscope of color and a wealth of newly formed stars. These observations allow researchers to refine models of star formation, identifying the precise quantities of gas and dust involved in the process. The pillars are constantly being eroded by photoevaporation, a result of intense ultraviolet light from nearby massive stars that slowly strips away the gaseous material.
A significant point of debate concerns the potential demise of the pillars. Data from the Spitzer Space Telescope once suggested the presence of a supernova shockwave that could have destroyed the structures 6,000 years ago. Because the region is 7,000 light-years away, this event would only become visible from Earth in about 1,000 years. However, this theory is contested; other astronomers argue that the observed heat is more likely caused by stellar winds from massive stars rather than a supernova. If this alternative view is correct, the pillars will face a more gradual erosion rather than a sudden, violent end.
Opens the Intellect+ feed with this card first. Swipe up for the next one.
Sources
- Summary by Intellect · source: NASA’s Webb Takes Star-Filled Portrait of Pillars of Creation - NASA Science
- Also: Pillars of Creation
To cite this card, link to https://intellectplus.co.uk/app/art-pillars-of-creation.
How we source, check and correct cards: Editorial standards.
General information, not professional advice. Spotted an error? Flag the card or see corrections and complaints.
Intellect Plus is a visual educational discovery platform for exploring fascinating facts and ideas. Brain Food, Not Brain Rot. What is Intellect Plus?
Related
More in Visual arts · More in Art · Latest · A–Z · All topics