Hi All Can someone please help. I am trying to work out the Stromgren Radius for an active Galaxy that is acting as a source of ionising photons. The nucleus...

Student Session Aide volunteers receive a free meeting registration to the AAAS Annual Meeting in Washington, DC. The meeting will be held February 17 -21,...

MEDIA RELATIONS OFFICE JET PROPULSION LABORATORY CALIFORNIA INSTITUTE OF TECHNOLOGY NATIONAL AERONAUTICS AND SPACE ADMINISTRATION PASADENA, CALIF. 91109. ...

Hi, I read a little while ago that a study which modelled the origin of the moon, assuming that a Mars size object crashed into the Earth, often came up with...

Research Communications Ohio State University Contact: Andrew Gould, (614) 292-1892; Written by Pam Frost Gorder, (614) 292-9475;...

New Las Cruces Rocket Company X-Prize Competitor June 1, 2006, Newly relocated to Las Cruces, Lee Rush President of Thrugate Aerospace told the X-Prize...

As the discovery of so-called SLiMEs (Science, 20 October 1995) on Earth have shown, non-photosynthetic-based ecosystems exist on Earth. The idea is that hot...

Does anybody know why the moon has a high concentration of sulphur in it's basalts? Is it a consequence of the giant impact that created it?

Nancy Neal/Don Savage Headquarters, Washington December 8, 2003 (Phone: 202/358-1547) Lindsay Renick Mayer/Bill Steigerwald Goddard Space...

WHAT: Partial eclipse of the Sun. Free telescope viewing and eclipse glasses for students (while supplies last). WHEN: Friday evening, April 8, 2005 5:15...

Generally, when the BH stops 'feeding', substantial portion of its galaxy will remain. Is it possible that BH's exist which have 'eaten' their...

Hello all, I recently watched a show on Discovery about supermassive black holes. Black holes have always fascinated me and this show what also very...

Hi all, I was stargazing tonight in Holland and at 1:50 AM GMT I suddenly saw a bright star, near Deneb el Okab (Aquila) with at least the magnitude of...

http://www.jpl.nasa.gov/news/features/galileo-legacy.cfm Spotlight: Surprising Jupiter Busy Galileo spacecraft showed jovian system is full of...

http://sci.esa.int/science-e/www/object/index.cfm?fobjectid=34215 SWAN observes fading sunspots on the back side of the Sun European Space Agency 19 Nov...

When contact was lost with the Philae lander in November some were hoping that contact a new contact could be made when it would get closer to the Sun. That...

Does anyone know where I can find information on the water filtration system on the International Space Station. I need information the mass of it preferably,...

Hi, I need to simulate one aspect of a species of gas from the tropopause to the thermosphere. Atmospheric science is not my field of expertise, so I am...

sorry if this is a repeat post... How hot would a nearly ideal black body object get in Mercury orbit? I've read that Mercury's daytime temperatures can...

if we can genectically modify crops to resist the cold then what is stopping us from creating a plant that could survive on the surafce of mars ?... maybe we...