Just because you don't have the flu doesn't mean that you aren't teeming with viruses inside and out. But what are all these viruses doing, if they aren't making you sick? Read more.
It's meteor season! This shower rarely produces more than 5 meteors per hour (although it's been known to produce fireballs). Now ... when do the South Taurids peak, October or November? Read more.
Autumn is the time to look for the zodiacal light - sunlight reflecting off dust grains that move in the plane of our solar system. You'll see it in a dark sky, as an eerie light extending up from the horizon before true dawn begins. Southern Hemisphere? Look after sunset now! How to see it.
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If you missed the moon and Jupiter last night, try tonight! With the moon now a fatter crescent, higher in the west after sunset, they'll be easier to see. Read more.
The planet Venus is heading toward inferior conjunction - when it goes between us and the sun - on October 26. For some weeks now, we've been receiving photos of Venus as a crescent world. This one is from the Southern Hemisphere, where Venus is easier to see now after sunset. It's from Patricio Leon in Santiago, Chile. Taken October 4. See more photos.
