We are getting deep into the summer season now. About an hour after sunset, look straight up. Nearly overhead, you will see a very bright star. That star is Vega. Vega is one of the three stars of the so-called Summer Triangle (along with Deneb and Altair). And the only star in the sky that… Read More What’s That Star? Vega
NASA has released a slideshow of images taken of the Earth (and Moon) on July 19 by the Cassini spacecraft in orbit around Saturn.
From NASA: A photo of the rover Curiosity (and one year of its tracks) from Mars orbit
Moon and Spica, a photo by rbabiera on Flickr. A photo of the first quarter moon when it passed near Spica on July 15, 2013
Look at the pattern of stars below. What does it look like to you? It’s a shame that the stars of this constellation are not brighter, because it is actually one of the constellations that looks like what it is supposed to be. This is the constellation Scorpio, the scorpion, one of the original signs… Read More Challenge: Find These Stars
Here is a recently released Hubble Telescope image of Comet ISON. For more, see HubbleSite.