Orionids Meteor Shower and Halley's Comet

October's night sky offers more than Halloween sights. Early in the month, Venus, Saturn, and Regulus form a bright grouping. Orion, with its belt and sword, is visible, and the Orion Nebula is highlighted. The Orionids meteor shower, peaking around October 21-22, originates from Halley's Comet, offering a chance to see up to 60 meteors per hour.

Which celestial bodies form a bright grouping in the night sky during early October?

• Mars, Jupiter, and Sirius

• Venus, Saturn, and Regulus

• Uranus, Pluto, and Vega

• Mercury, Neptune, and Betelgeuse

What is the Orion Nebula?

• A planet visible in October

• A comet passing by Earth

• A bright star in Orion's belt

• A cloud of gas and debris

Where is the radiant point of the Orionids meteor shower located?

• West of Orion's belt

• North of Orion's sword

• East of Orion's arm

• South of Orion's head

When does the Orionids meteor shower peak?

• October 10th and 11th

• October 31st and November 1st

• November 1st and 2nd

• October 21st and 22nd

How many meteors per hour can be observed at the peak of the Orionids?

• Up to 30 meteors

• Up to 120 meteors

• Up to 60 meteors

• Up to 90 meteors

What is the origin of the debris that forms the Orionids meteor shower?

• Oort Cloud

• Asteroid belt

• Halley's Comet

• Kuiper Belt

When was Halley's Comet last visible from Earth?

• 2006

• 1986

• 1996

• 1976

How many years will it be until Halley's Comet is visible again?

• 54 years

• 34 years

• 44 years

• 64 years

What opportunity does the Orionids meteor shower provide to backyard astronomers?

• To view a supernova

• To witness a lunar eclipse

• To observe particles from Halley's Comet

• To see a solar eclipse