News tagged with astronomical events

NASA scientist: No Doomsday in 2012

According to NASA scientist David Morrison, the widespread Internet rumor that the world will end in 2012 due to some astronomical event is a hoax. Dr. Morrison attributes the hype to 'cosmophobia' fueled ...

Oct 20, 2009
3.8 / 5 (38) 21

The Edge of a Black Hole

The existence of black holes is one of the most amazing and bizarre predictions of Einstein's theory of gravity. Despite his original misgivings about their reality, massive black hole holes are today believed ...

Aug 18, 2009
4 / 5 (28) 14

A black hole unmasked

Black holes are among the most amazing and bizarre predictions of Einstein's theory of gravity. A black hole is thought to be point-like in dimension, but it is surrounded by an imaginary surface, or "edge," ...

Nov 29, 2011
4.7 / 5 (19) 26 | with audio podcast

Black holes come to the big screen

The new movie "Interstellar" explores a longstanding fascination, but UA astrophysicists are using cutting-edge technology to go one better. They're working on how to take pictures of the black hole at the ...

Nov 06, 2014
4.9 / 5 (16) 8

Red Crucifix sighting in 774 may have been supernova

(Phys.org) -- A supernova may have actually been the mysterious "Red Crucifix" in the sky that is cited in the Anglo Saxon Chronicle for the year 774. New correspondence between a university student and Nature carries intere ...

Jun 30, 2012 weblog
4.6 / 5 (12) 10 | with audio podcast

A eulogy to Herschel

(Phys.org)—With its 2160 litres of liquid helium about to run out, the Herschel Space Observatory will, by the end of March, become just another piece of space junk.

Jan 02, 2013
4.4 / 5 (7) 0

Christmas sky show

(Phys.org)—Just when you thought Christmas was over: At the end of the day on Dec. 25th, a pair of holiday lights will pop out of the deepening twilight. Jupiter and the Moon are having a Christmas conjunction.

Dec 24, 2012
4.3 / 5 (6) 0 | with audio podcast