Tonight … Start watching for Ursid meteors | | The annual Ursid meteor shower runs from about December 17 to 26 each year. It typically peaks around the December solstice, which, in 2019, comes on December 21 or 22, depending on your time zone. The shower's peak is probably the morning of December 22, but any of the next few mornings should yield some Ursids as well. Read more. | | |
Water on giant exoplanets both common and scarce | | A new study of the atmospheres of known giant exoplanets suggests that water - an essential ingredient for life - may be common on other worlds in our Milky Way galaxy. At the same, there may be less of it than astronomers once expected. Read more. | | |
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What we're reading From CNET … CHEOPS launch postponed due to 'software error' | | The European Space Agency's alien world observatory - CHEOPS - was scheduled to launch this morning from the spaceport in Kourou, French Guiana. The flight was canceled, but a new launch time - likely within the next 24 to 48 hours - is expected to be announced by ESA shortly. “More than 4,000 exoplanets have been discovered in the Milky Way, yet we still know far too little about these distant worlds in our cosmic neighborhood,” said planet researcher Heike Rauer in Berlin. “We are all eager to see which ‘faces’ the planets characterized by CHEOPS will show us.” Read more. | | |