At the end of last year, there was a flurry of activity from astronomers Gurzadyan and Penrose that considered the evidence of alternate universes or the existence of a universe prior to the Big Bang and suggested that such ...
Astronomy
Oct 10, 2011
2
1
A team of astronomers from National Astronomical Observatory of Japan (NAOJ), Osaka Kyoiku University, Nagoya University, and Kyoto Sangyo University observed Nova Delphini 2013 (Figure 1, 3) which occurred on August 14, ...
Astronomy
Feb 18, 2015
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75
Earlier this week, scientists announced that a telescope observing faint echoes of the so-called "Big Bang" had found evidence of the universe's nearly instantaneous expansion from a mere dot into a dense ball containing ...
General Physics
Mar 20, 2014
83
1
(PhysOrg.com) -- One trillion years from now, an alien astronomer in our galaxy will have a difficult time figuring out how the universe began. They won't have the evidence that we enjoy today.
Astronomy
Apr 14, 2011
17
0
The early universe was a chaotic mess of gas and matter that only began to coalesce into distinct galaxies hundreds of millions of years after the Big Bang. It would take several billion more years for such galaxies to assemble ...
Astronomy
Jan 7, 2016
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988
A team of US astrophysicists has produced one of the most precise measurements ever made of the total amount of matter in the Universe, a longtime mystery of the cosmos.
Astronomy
Sep 29, 2020
1
54
(PhysOrg.com) -- A European team of astronomers using ESO's Very Large Telescope (VLT) has measured the distance to the most remote galaxy so far. By carefully analysing the very faint glow of the galaxy they have found that ...
Astronomy
Oct 20, 2010
13
0
Where did all the antimatter go? After the Big Bang, matter and antimatter should have been created in equal amounts. Why we live in a universe of matter, with very little antimatter, remains a mystery. The excess of matter ...
General Physics
Apr 21, 2023
15
208
Some have called NASA's James Webb Space Telescope the "telescope that ate astronomy." It is the most powerful space telescope ever built and a complex piece of mechanical origami that has pushed the limits of human engineering. ...
Astronomy
Oct 13, 2021
4
469
The massive star that exploded to form the supernova known as Cassiopeia A most likely had a companion star that has yet to be spotted, a spectroscopic analysis by RIKEN astrophysicists suggests. This will provide fresh impetus ...
Astronomy
Jul 3, 2020
0
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