This Week’s Sky at a Glance, September 25 – October 3

The Moon waxes through first quarter to gibbous this week, passing Jupiter and Saturn along the way.

And by the end of twilight, Jupiter-bright Mars glares low in the east. It’s big, bold, and almost at oppositionI Mars highest, at its telescopic best around 1 or 2 a.m. daylight-saving time.

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