55P/Tempel-Tuttle is a small comet with a nucleus measuring just 2.24 miles (3.6 km) across. It was discovered independently by both Ernst Tempel and Horace Tuttle in 1865 and 1866, respectively.

The yearly spectacle occurs when the Earth passes through the debris field left behind by the comet 55P/Tempel-Tuttle.

When the Leonids fly across the sky, stargazers know that the comet 55P/Tempel-Tuttle is nearby. Every year, the iconic meteor shower offers a spectacular show… and experts say this weekend is ...

The Leonids come from debris from the comet 55P/Tempel-Tuttle. The shower reaches its perihelion – closest approach to the sun – every 33 years.

Typically right after Tempel-Tuttle passes through, within a few years Earth will experience a meteor storm with extremely high rates — some 1,000 meteors per hour or more!

The Leonids appear to be coming from the constellation Leo the Lion. The meteors are actually tiny pea- and sand-sized bits of dust and debris crumbling off the Tempel-Tuttle comet. The meteor ...

The Leonid meteor shower occurs when Earth sails through a trail of particles released from the periodic comet 55P/Tempel-Tuttle.

Earthlings will get a dazzling view of the year's brightest meteor shower from Aug. 11 to Aug. 13. Here's what to know.

The Leonid meteor shower occurs each November when the Earth passes through tiny particles of space debris from a comet known as Tempel-Tuttle. Some years the shower produces big numbers of bright ...

Comet 55P/Tempel-Tuttle is one of the shortest period comets astronomers know of and it buzzes into the solar system to loop around the Sun every 33 years.

When the Leonids fly across the sky, stargazers know that the comet 55P/Tempel-Tuttle is nearby. Every year, the iconic meteor shower offers a spectacular show… and experts say this weekend is ...