| Plural | halleys |
Halley's Comet
Halley's Comet is visible from Earth every 76 years.
Scientists study Halley's Comet to learn more about the solar system.
The next predicted return of Halley's Comet is in 2061.
Many people eagerly await the appearance of Halley's Comet.
Halley's Comet is one of the most famous comets known to mankind.
Halley's Comet has been observed for centuries.
Astronomers track the path of Halley's Comet as it travels through space.
Halley's Comet is named after the astronomer Edmond Halley.
Halley's Comet is a periodic comet that orbits the Sun.
The last appearance of Halley's Comet was in 1986.
All right, got Halley to sleep.
The 1910 return of Halley’s Comet was particularly great one.
In 1910, Earth passed through the tail of Comet Halley.
The model for Antarctica which is the Halley Six Research Station.
Don't worry about Halley. Uncle Stuart's on the job.
Halley's Comet follows a path with an eccentricity of approximately 0.97.
Probably the most famous comet in history is Halley's comet.
Comet Halley's water is similar to that on Earth.
My sister got to be Halley's Comet. I was very jealous.
It was there that the Halley's Comet opal formed some 100 million years ago.
Halley's Comet
Halley's Comet is visible from Earth every 76 years.
Scientists study Halley's Comet to learn more about the solar system.
The next predicted return of Halley's Comet is in 2061.
Many people eagerly await the appearance of Halley's Comet.
Halley's Comet is one of the most famous comets known to mankind.
Halley's Comet has been observed for centuries.
Astronomers track the path of Halley's Comet as it travels through space.
Halley's Comet is named after the astronomer Edmond Halley.
Halley's Comet is a periodic comet that orbits the Sun.
The last appearance of Halley's Comet was in 1986.
All right, got Halley to sleep.
The 1910 return of Halley’s Comet was particularly great one.
In 1910, Earth passed through the tail of Comet Halley.
The model for Antarctica which is the Halley Six Research Station.
Don't worry about Halley. Uncle Stuart's on the job.
Halley's Comet follows a path with an eccentricity of approximately 0.97.
Probably the most famous comet in history is Halley's comet.
Comet Halley's water is similar to that on Earth.
My sister got to be Halley's Comet. I was very jealous.
It was there that the Halley's Comet opal formed some 100 million years ago.
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