Residents in Florida were taken by surprise on Sunday night when a spectacular fireball streaked across the sky. This extraordinary event was caused by a small asteroid fragment entering the Earth's atmosphere at an incredible speed exceeding 54,000 miles per hour, ultimately disintegrating over the ocean near the Florida Keys.
On Monday, NASA confirmed that the bright object appeared around 10:00 PM Eastern Time on Sunday. An analysis of available data revealed that the object was a fragment of an asteroid approximately 24 inches in diameter.
Specialists calculated that the meteor was first detected at an altitude of about 53.7 miles above a point in the Gulf of Mexico, directly west of Islamorada in the Florida Keys.
The object traveled approximately 30 miles southwest at a speed of about 54,500 miles per hour before disintegrating at an altitude of 35.3 miles over the ocean, northwest of Key West.
The high velocity of the fragment caused it to produce an intense flash of light as it passed through the atmosphere, which is referred to as a bolide or fireball.
Despite appearing as a near-surface explosion, the disintegration actually occurred tens of miles above the ground.
NASA noted that over a hundred witnesses in Florida submitted reports to the American Meteor Society (AMS). This organization provided additional information that helped reconstruct the object's trajectory.
The event was also captured by several public cameras and the Geostationary Lightning Mapper (GLM) instrument, which is designed to detect lightning and is aboard the GOES-18 and GOES-19 satellites.
While these instruments are primarily used for observing weather phenomena, they can also record the intense flashes produced by meteoroids as they break apart upon entering the Earth's atmosphere.
Images of the object quickly circulated after the sighting. The local news outlet Gulf Coast News Now released videos on Monday showing a brilliant light crossing the night sky from the Gulf Coast of Florida.
In the initial report, the phenomenon was described as a potential meteor, pending further analysis results from NASA.
The specialized publication Starlust also shared accounts from witnesses of the event, some of whom described an exceptionally bright flash and a luminous trail visible for several seconds.
According to Starlust, the AMS received over 160 reports related to the incident, including accounts from both Florida and Cuba.
Some observers reported seeing a range of colors in the glow, including green, reddish, and blue hues.
Understanding the difference between a meteor and a meteorite is essential. A meteor refers to the bright phenomenon when a space object passes through the atmosphere. In contrast, a meteorite is the fragment that survives the journey and reaches the Earth's surface.
In this instance, NASA confirmed the object's disintegration at high altitude, with no reports of impact on land or material damage.
While not extremely rare, such occurrences are always fascinating to witness.
In April 2021, a meteor was observed in the southern part of the state after 10:00 PM. At that time, the National Weather Service reported that the flash was also detected by the GLM instrument on the GOES-16 satellite.
Another event took place in March 2019, when a significant meteor was observed in northern Florida. Numerous residents managed to record the fireball, which remained visible for several seconds and was detected by meteorological instruments.
In February 2023, Miami-Dade residents also reported a fireball crossing the sky, seemingly fragmenting during its descent. Local media documented this episode and attributed it to a meteor entering the atmosphere.
Frequently Asked Questions about Fireballs and Meteors
What causes a fireball in the sky?
A fireball is caused by a meteoroid entering the Earth's atmosphere at high speed, resulting in a bright flash of light as it burns up.
How is a meteor different from a meteorite?
A meteor is the bright phenomenon seen when a space object enters the atmosphere, while a meteorite is the fragment that survives and reaches the Earth's surface.
How often do fireballs occur in Florida?
Fireballs are not extremely rare and can occur several times a year in Florida, often reported by witnesses and detected by meteorological instruments.