Home » This year there is a star explosion visible to the naked eye NASA: Once in a lifetime | Star explosion | NASA | NASA

This year there is a star explosion visible to the naked eye NASA: Once in a lifetime | Star explosion | NASA | NASA

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This year there is a star explosion visible to the naked eye NASA: Once in a lifetime | Star explosion | NASA | NASA

A Once-in-a-Lifetime Viewing Opportunity: Nova Explosion Expected in Star System 3,000 Light-Years Away

By Li Yan

On April 20, 2024, The Epoch Times reported a thrilling prediction from NASA – a star system located 3,000 light-years away from Earth is set to undergo a nova explosion. According to NASA’s Goddard Space Flight Center, this celestial event is a rare occurrence that only happens approximately every 80 years, making it a once-in-a-lifetime viewing opportunity.

Known as T Coronae Borealis or T CrB, this star system last erupted in 1946, and astronomers are anticipating its next eruption to happen sometime between February and September 2024. Normally shining at a magnitude of +10, which is invisible to the naked eye, T CrB’s brightness is expected to increase to a magnitude of +2 during its activity, making it as bright as Polaris, the North Star.

Magnitude, a measure of the luminosity of astronomical objects, indicates that the smaller the magnitude value, the brighter the star will appear. NASA suggests that while we wait for the new stars to appear, we should familiarize ourselves with the constellation Corona Borealis (Northern Crown) where the nova burst is expected to occur.

Bill Cooke, director of NASA’s Meteoroid Environment Office, compared observing T Coronae Borealis to experiencing a solar eclipse such as the Great American Solar Eclipse of April 8, noting the rarity and uniqueness of such events. Cooke highlighted that the nova explosion will create a new star visible for about a week before dimming and disappearing, similar to the phenomenon of Halley’s Comet.

As the anticipation builds for the eruption of T CrB, astronomers and stargazers alike are advised to stay informed and ready to witness this extraordinary celestial event unfold in the night skies.

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