Don't miss: Watch Saturn shine and Halley’s Comet debris streak across the sky
October offers several astronomical events, including Saturn at opposition and the Orionid meteor shower caused by debris from Halley's Comet. Astronomers are also using these opportunities to study unusual atmospheric waves on Saturn.
Why it matters
These events provide accessible opportunities for public engagement with astronomy and allow scientists to gather data on planetary atmospheric phenomena.
October offers several memorable sights for skywatchers, including Saturn at opposition, the Orionid meteor shower, and a close pairing of the Moon and the Pleiades, also known as the Seven Sisters.
Saturn leads October's celestial lineup, followed later in the month by meteors linked to Halley's Comet and a close encounter between the Moon and one of the best known star clusters in the night sky. Together, these events make October a busy month for anyone looking up after sunset or before dawn.
On October 4th, Saturn reaches opposition, offering one of the best viewing opportunities of the year for the ringed planet.
Opposition occurs when Earth moves between the Sun and Saturn. From our perspective, Saturn then appears on the opposite side of the sky from the Sun. As a result, the planet rises around sunset and remains visible for much of the night.
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