... 12:31 EDT Subject: Lectures: Impact Craters, Ulsternaut, Orionids Hi all, You might ... THE JOHN JOLY COLLOQUIUM 2003: Impact Craters Date and Venue: Friday 17th October at ...
... regularly bombarded by objects from outer space and in Arizona, the renowned Meteor Crater is the result of one such collision ... The five scientists' challenge is to work out the size of both the meteor that struck America and a lunar crater. ...
... traditional statistics of impact craters allow us to determine the cumulative meteoroid flux on the lunar surface, the recent successful identification of fresh craters in orbital imagery has the potential to directly measure the cratering rate of today ...
... which I forwarded: "The theme of this year's John Joly Colloquium is IMPACT CRATERS ... Museum): 'Searching for hidden impact craters' (includes recent discoveries in Co ...
... SPIRIT LOOKS DOWN INTO CRATER AFTER REACHING RIM ------------------------------------------------ NASA's Spirit has begun looking down into a crater it has been approaching for several weeks, providing a view of what's below the surrounding surface. http ...
... Impacts . [ Back ] . Argentine-Craters . big . Big-Asteroid . big . ... big . MEB-Spaceguard . big . Meteor-Crater-Arizona . big . Sikhote-Alin-1947 . big . ...
... When a comet strikes the surface of a body like Earth, Moon or Mars at high speed, it creates a shock wave which throws material out to form an impact crater. ...
... This is expected to create a crater, throw out a considerable mass of ejecta, and possibly cause the comet to brighten by up to 4 magnitudes from its current 10th magnitude. ...
... However galactic signals in the age distribution of well-dated impact craters suggest that the globally destructive impactors (diameters between 1.5 and 2 km and upwards) ultimately derive from the Oort cloud. ...
... We can see huge craters and mountains on the Moon, the beautiful Ringed Planet Saturn, and galaxies, nebulae, star clusters, giant stars, red stars and beautiful coloured double stars. ...