Oct 17 - Venus Passages

October 17 Venus Passages by:

Venus in the daytime sky, shown over a span of days, around the time the planet passes near the sun at inferior conjunction on October 26. Illustration by Guy Ottewell. View more like this. Good morning! Venus passages compared Venus will leave the evening sky - sweeping nearest the sun as seen from Earth - on October 26. Astronomer Guy Ottewell uses his great skill at illustration to compare this passage of Venus with the last one and the next one. Read more. Tonight and tomorrow night … Moon and Mars Mars isn't as bright now as it was in July and August. But it's still pretty bright! Read more. Asteroid 2018 EB has a moon Binary asteroids - that is, asteroids with moons - aren't uncommon. More than 300 have been discovered so far. Astronomers found a moon for 2018 EB when it swept closest to Earth on October 7. Read more. New species of giant dinosaur identified The fossils of Ledumahadi mafube suggest that it was the largest land animal alive 200 million years ago. Read more. The enormous plant-eating Ledumahadi mafube was about twice the size of a large African elephant. Image via Wits University.

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Bright star Deneb transits at nightfall This beloved Summer Triangle star is shifting westward in our sky. Its transit at nightfall in mid-October is a hallmark of the year, marking a shift toward winter - or summer - on your half of the globe. Read more.

Tonight and tomorrow night … Moon and Mars If you see the moon and Mars on these nights, you might notice a bright star nearby. It's Fomalhaut in the constellation Piscis Austrinus, the Southern Fish. Submit your photo to EarthSky here! Did a friend forward EarthSkyNews to you? Click here to get your own subscription!

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